Archive
‘The Doctors Are In” – 03.01.12
On Thursday March 1, Autism Speaks Head of Medical Research Joe Horrigan, MD, was joined by autism specialist, dentist José Polido, DDS. Here is the transcript.
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Transcript of Today’s ‘Office Hour’ Webchat with Drs. Dawson and Horrigan

Thanks for joining today’s “Office Hour” webchat with Drs. Dawson and Horrigan . Here is the transcript.
Please join us next month (March 1st) and every first Thursday at 3 pm Eastern. Look for the “Live Chat” tab in the left column of our Facebook page: https://www.facebook.com/autismspeaks
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| 2:57 | Hi Everyone! This is Dr. Dawson. We will be getting started in just a minute or so. We are glad you are here. |
| 2:59 | Hi – this is Dr. Horrigan – I’m here , too – thanks for attending today’s ‘office hours’ |
| 3:02 | Advance question from Lisa, teacher of students with ASD: I have heard a few things…completely rumors…about how gluten-free diets affect those with autism. What are the affects, positive or negative, if any. Thanks! |
| 3:02 | Lisa: This is Dr. Horrigan. Yes, for some youngsters with autism, gluten-free diets can be helpful, but it is a minority rather than a majority that benefit, and it is usually youngsters that have a specific family history of GI problems and difficulties with food sensitivities, including more explicit problems like Celiac sprue related to gluten. It is worth having a discussion with the child’s physician about the potential utility of elimination diets (like gluten-free) if the youngster has persistent gastrointestinal problems and the family is motivated to shift (oftentimes the whole household, to assure the child’s adherence) to the specialized diet. The participants have to watch out, though, because it is relatively easy to become deficient in some essential vitamins and minerals if a rigorous elimination diet is pursued – so supplementing with essential vitamins and minerals would be important, too. | ||
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| 3:05 | Hi Tina, There are some good books that offer strategies for teaching children with autism to use the toilet. Here is one suggestion: http://www.amazon.com/Toilet-Training-Individuals-Autism-Developmental/dp/1932565493 . We will be posting a tool kit on toileting on our website soon so keep your eyes out for that. YOu might also want to check with your behavior therapist, if you have one, who can develop a behavioral plan for teaching toileting. | ||
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| 3:07 | Hi Cara – this is Dr. Horrigan – Intuniv (guanfacine) is becoming more popular. It is formally indicated for the treatment of ADHD, and it is often helpful in combination with stimulant medicines like Ritalin or Adderall. But it can be helpful on its own to soften difficulties with impulsivity and excesive emotional outbursts. It doesn’t work for everyone, though, and it has its own unique side effects, especially if the dose is too ambitious (e.g. sedation/sleepiness/fatigue, headache, and there is even a potential for decreased blood pressure). So it needs to be taken under a doctor’s supervision. Definitive studies in the area of autism have yet to be completed at the time of this writing, but they should be forthcoming. |
| 3:08 | Dear everyone, Many of you have had questions about the new revisions to the diagnostic criteria for autism. Below is our policy statement on this issue which describes the issues that we all are concerned about and what Autism Speaks is doing to ensure that the revision doesn’t end up excluding people from obtaining the services they need. |
| 3:09 | Autism Speaks Statement on Revisions to the DSM Definition of Autism Spectrum DisorderAutism Speaks is concerned that planned revisions to the definition of autism spectrum disorder (ASD) may restrict diagnoses in ways that may deny vital medical treatments and social services to some people on the autism spectrum. These revisions concern the 5th edition of the Diagnostic and Statistical Manual of Mental Disorders (DSM-5), scheduled for publication in spring 2013.We have voiced our concerns and will continue to directly communicate with the DSM-5 committee to ensure that the proposed revision does not discriminate against anyone living with autism. While the committee has stated that its intent is to better capture all who meet current diagnostic criteria, we have concluded that the real-life impact of the revisions has, to date, been insufficiently evaluated.Autism Speaks is committing substantial effort and resources to fund definitive research to ensure that the final definition of ASD meets the following criteria:1. Assures that all those who struggle with autism symptoms receive the treatment, services and benefits they need, without discrimination;2. Affirms that ASD can be a lifelong diagnosis, while allowing for treatment and services to change with an individual’s evolving needs;
3. Supports the importance of early ASD diagnosis and treatment as essential for helping individuals achieve their best possible outcomes and avoids creating barriers. As the proposed diagnostic criteria are evaluated over the course of 2012, Autism Speaks will be working with leading experts in the field as well as community stakeholders to evaluate the potential impact of the DSM revision on our community and to ensure that all necessary adjustments be made to assure access to vital treatment and social support resources for all those who struggle with the symptoms of autism. At the same time, we will actively serve as an informational resource and advocate for all members of our community, as they seek to make their needs known and understand how the evolving changes will affect them and their families. |
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| 3:11 | Dear Nancy, This is Dr. Dawson. Does your adult daughter have significant problems with social interaction, such as problems with eye contact, difficulties forming friendships, or trouble with conversational skills? Does your daughter have overly focused interests or engage in repetitive behaviors? If so, she may have an autism spectrum disorder. Having a diagnosis may open the door to services that could help. Check the following link to find resources in your area: |
| 3:11 | http://www.autismspeaks.org/family-services/resource-library |
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| 3:12 | Dear Guest at 3:02 – Yes- please just submit your question. |
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| 3:14 | Dear Tina, A child with autism can also have dyslexia, that is, trouble with reading. It is important that you have your son evaluated by a person who has expertise with dyslexia so that you can provide treatment for his reading difficulties along with treatments for his autism. |
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| 3:16 | Dear Linnea – this is Dr. Horrigan – I am assuming that SPD refers to “sensory processing disorder”, is this correct? There is a suite of specialized, hands-on tests that occupational therapists use to diagnose under- or overactivity to sensory stimulation, whether it is touch or heat/cold or sound, etc. I agree with you that it can be difficult to disentangle sensory prcessing problems from free-standing difficulties with anxiety. A lot of times it is important to determine if there is a high risk of anxiety disorders in an individual with autism based on one’s family history of anxiety, in which case, behavioral and medocation treatments (e.g. SSRIs like Zoloft/sertraline) can be really helpful, and you can get more traction from the desensitization techniques used by occupational therapists (e.g. brushing, as one example). |
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| 3:18 | Hi Lori, This is Dr. Dawson. Some parents report that a GFCF diet can help even though specific GI symptoms are not present. If you decide to try a GFCF diet, be sure to have someone who doesn’t know whether or not your child is on the diet keep a record of your child’s behavior (such as your child’s teacher). This way, you can objectively determine if it is helping. Also, check with your pediatrician about monitoring your child’s nutritional intake to make sure he or she is getting the nutrients your child needs. |
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| 3:21 | Dear Sandhya, This is Dr. Dawson. The diagnosis of autism is made on the basis of behavior observations. There are no specific lab tests for autism. Once a child has been determined to have autism, based on behavior, your doctor would want to order specific genetic tests to determine if there is a genetic cause. Other lab tests are sometimes ordered. If you have concerns about your child’s eating, you should talk to your child’s pediatrician. Autism is often associated with difficulties in eating, such as food allergies and food sensitivities. |
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| 3:24 | Dear Guest – this is Dr. Horrigan – that must be very stressful, having such unpredictably as to when your son will/won’t eat. It would be good to know exactly where your son is on the CDC growth charts, and what sort of medical workup has ben done so far. . I think at CHOP they will start off with straightforward things like a flat plate x-ray of your son’s abdomen (it’s painless) and they will obtain a comprehensive dietary history. They will also look at what runs in the family (e.g. things like Celiac sprue, irritable bowel, etc.). If there is specific evidence for a malabsorbtion syndrome, they will do more intensive things. They may also have to look more specifically at endocrine issues which usually means some blood tests (the blood volume they draw isn’t too bad, and they shoudl use topical anethetics or numbing meds) and they may also want to do an MRI (e.g of your son’s head), which is challenging because it can be loud and long and he will have to keep still – often means sedation has to be used. |
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| 3:25 | Dear Enid, This is Dr. Dawson. The Autism Speaks website is full of information and resources, including a list of books on different topics. Look under “What is Autism” and “Family Services” for information. I really like Lynn Koegal’s book – Overcoming Autism. |
| 3:27 | Dear everyone, I notice that there are many questions about GI problems, constipation, toileting, and eating. On our next webchat (next month), we will have a gasteroenterologist with expertise in autism on this webchat so we can provide more detailed information. Autism is commonly associated with Gi problems and it is important that these be addressed by a gasteroenterologist. These problems can interfere with a child’s ability to learn and behave well. | ||
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| 3:30 | Dear Guest – this is Dr. Horrigan – I may have missed the first part of the question or the discussion thread about bed-wetting. But what comes to mind is that there are basic behavioral manuevers that can be helpful (e.g. humane versions of fluid restriction before bed, and also humane use of bell and pad/alarm techniques – the latter can be tricky). It is also important to make sure tht he is not constipated as this can cause overflow incontinence even at night. There are some meds that can precipitate enuresis (e.g I am thinking of unpredictable responses to meds given at nightime like risperidone and some of the SSRIs), so you have to make sure that you are not dealing with a medicine side efect. That said, it is possible that other meds like DDAVP pills (0.2 to 0.4 mg) or low-dose imipramine (25 mg or less) can be really helpful if the bed-wetting is really causing a lot of distress. | ||
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| 3:31 | Dear Jill, This is Dr. Dawson. Sleep problems are very common in children with autism. On February 14th, Autism Speaks will be releasing a new tool kit for families and providers on how to address sleep problems in children with autism. Check back on our website on the 14th. I think you will find it very helpful. We are funding many studies on sleep, including treatment studies. | ||
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| 3:35 | Dear Joshua, This is Dr. Dawson. It is useful to understand what is the function of the delayed echolalia for your son. Is it a way of communicating his needs and wants? If so, then modeling a simple phase for him to use instead of the echoed response (ideally, that uses part of his response) and having him repeat the appropriate phase before getting what he wants may help. Is it a repetitive behavior? Distraction and involvement in other activities could be useful. Is it a sign of anxiety? Then, addressing the source of anxiety can help. It is true that echolalia does tend to naturally decrease as functional language develops. | ||
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| 3:38 | Dear Lisa, This is Dr. Dawson. Many children with tubersclerosis also have autism and it is important that both diagnoses are made. This will allow your child to receive specific interventions to address the symptoms of autism (e.g. social impairments) that not all children with TSC have. |
| 3:38 | Dear Lori – this is Dr. Horrigan – does your son have an IEP or 504 plan that includes the classic accomodations for indivduals with ADHD? I am thinking about the use of a carrel, as needed, and the proactive use of verbal cues as transitions occur in the classroom, as well as electronic desktop cueing devices triggered by the teacher or assistnat. In terms of meds, I know how you feel, in terms of your wariness, although sometimes you can get great benefit from the judiciosus and thoughtful use of stimulants, with the knowledge that each person has unique responses to each of the stimulant formuations/preprations (e.g. it is not just about Adderall or just about Ritalin, there are a whole range of choices), and this is important because soemtimes a youngster with HFA can get a very significant effect/benefit from a low dose of a carefully chosen med |
| 3:40 | Advance question from Pamela: My question is…is there any link between taking antidepressants while pregnant (2nd & 3rd trimester)(SSRI) and autism in the newborn child? |
| 3:41 | Hi Pamela. This is Dr. Dawson. We have written previously on this topic, and I refer you to that blog (link below). This is a question you should discuss with your physician because each woman’s situation is different in terms of weighing the risk and benefits. LINK: (http://blog.autismspeaks.org/2011/09/02/can-my-taking-medication-during-pregnancy-cause-autism-in-my-baby/). |
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| 3:42 | Dear Kathleen, Some children with autism have sensory integration dysfunction but not all do. Children with autism tend to have more significant difficulties in social interaction (e.g. eye contact, forming friendships, interactive play) and also have repetitive behaviors. You should have your son evaluated by a doctor with expertise in autism to better understand his diagnosis. You can check on this link for resources in your area: |
| 3:42 | http://www.autismspeaks.org/family-services/resource-library |
| 3:45 | Advance question from Andrew: Where can we find career guidance in the autism research field? I’m a 24 year old patient advocate. After spending 3 months on a Nation Outdoor Leader School trip in India, on which I watched a classmate pass away, I have a renewed sense of responsibility to my community. How can I help? I want to start getting my undergraduate degree this semester, despite the deadlines having been passed for applications (I just got home from India). I want to know where I should start, what types of paths are open to me, and other ways that I can help. |
| 3:46 | Dear Andrew. This is Dr. Dawson. There are many ways to get involved! You can volunteer at a local program for children with disabilities, become an advocate (see Autism Votes LINK), join a walk for Autism Speaks (LINK), or get involved with other college students (Autism Speaks U LINK). You can find the local groups who are providing early autism intervention services and train to be a therapist. There are many career options including becoming a clinician (physician, psychologist, occupational therapy, speech-language therapist), a teacher, a scientist, or lawyer, to name a few. It truly takes a village to support people with autism and other disabilities. I’m glad you are eager to help.HERE ARE THE LINKS: Autism Votes:http://www.autismvotes.org/site/c.frKNI3PCImE/b.3909853/k.BE44/Home.htm Autism Speaks U:http://events.autismspeaks.org/site/c.nuLTJ6MPKrH/b.4385867/k.BF59/Home.htm |
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| 3:48 | Dear Melissa, Children with Asperger syndrome are often helped by behavioral interventions that focus on social skills training. There are also interventions (Cognitive behavioral therapy) that can help with anxiety which is common among children with Asperger syndrome. Anger/emotion-regulation is often a challenge. Again, there are behavioral strategies that can be used to teach your son to better manage and appropriately express his feelings. Clinical psychologists are typically well-trained in these therapeutic methods. You should check in your area for a clinical psychologist who works with children and/or chidlren with Asperger syndrome and also check out the resources in your area on this link: |
| 3:48 | http://www.autismspeaks.org/family-services/resource-guide |
| 3:49 | Hey everyone: When we posted the link to the resource “library” earlier, we meant THIS link to the resource “Guide.” Here it is again: http://www.autismspeaks.org/family-services/resource-guide |
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| 3:52 | Dear Trish – this is Dr. Horrigan. I know it is very very tough to have a child that awakens frequently duirng the middle of the night. It will get better, I promise you, although it may take time. Behavioral contributions are always important to look at. One thing to think about is whether there are unitended reinforcers (rewards) that are occurring on a behavioral level that might be reinforcing her middle-of-the-night awakening (inlcudes letting her get in bed with you after she awakens). I am sure you have already thought about this. The other issue is whether she is accustomed to only a very specific set of cues (e.g. a CD with lullabies playing as a backdrop), associated with being able to fall asleep initially, that can be readjusted. In terms of meds, melatonin only helps with sleep onset, not continuity of sleep (staying asleep) and it shouldn’t be given during the middle of the night (e.g. after midnight) – it can make things worse the next night if it is given that way, because it can distrub the individual’s circadian rhythm. I would have a consultation with a sleep specialist, if you can do that, and this will allow you to discuss other medication possibilites that may be more effective with middle-of-the-night awakenings such as off-label miniscule doses of trazodone or mirtazepine or doxepin, although these meds for a 3 y.o. require a sleep specilist to be involved. You also could get some good behavioral tips from a sleep specilaist that are tailored to your daughter’s unique sleep habits. By the way, on February 14th, we will put up on our web site a “tool kit” on sleep hygiene that I think will be very helpful to parents. |
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| 3:54 | Hello Guest at 3:12. This is Dr. Dawson. Is it not common for a child with autism to engage in self-stimulatory behavior when he is nervous, upset, excited, frustrated, or even just wishes to communicate something. It would be helpful to try to understand what is the function of the visual stims. You can do some detective work by recording when it happens and then making a guess what the function is. If your child is trying to communicate something (e.g. This is exciting! or I don’t like this) then you can model for your child the appropriate behavior. If the function of the behavior is to calm himself, then using other ways of calming your child may help. The fact that your child stims when asked to do a task suggest that he might be telling you that the task is either something he doesn’t like or alternatively something he is excited about. If he doesn’t seem to like the task, consider ways of changing the task to make it more appealing (easier, broken into smaller parts). |
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| 4:00 | Dear Stephanie – this is Dr. Horrigan – I think they probabaly meant “slowing” rather than “sluggishess”, with regard to the wave length frequency of the most common waves seen on your daughter’s EEG. It is not a very specific finding, frankly. It would depend on whether the slowing is localized to a specific part of her brain, or if it is generalized (all over), to know if it is a patten that is clinically meaningful and amenable to treatment (e.g. medicines, like anti-seizure meds). . Slowing is associated nonspecifically with developmental and intellectual disabilites, and may (or may not) be associated with a future risk of seizures. Seizures are diagnosed clinically, by the way (e.g. by observing them directly in the affected individual). Enriching your daughter’s daily life with diffenet types of sensory stimulation (presuming she can tolerate this) and behavioral therapies (e.g. ABA) can also be associated with the lessening of EEG slowing, and rehabilitation, in general . |
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| 4:01 | Dear Lori, As your son gets older, he may be developing a stronger sense of what he like and doesn’t like and now has the ability to express himself. So, that may be part of what you are seeing. You mentioned, however, that he is also showing some symptoms of anxiety and it makes me wonder whether your son’t increase in rigidity might be a part of an anxiety disorder. Autism is often associated with anxiety symptoms. I would encourage you to have him evaluated by a child psychiatrist or clinical psychologist. There are specific interventions, such as cognitive behavioral therapy, that can help. In addition, medications are often helpful. |
| 4:03 | Advance question from Krista My 14 yo son has a diagnosis of Asperger’s. Last year he had his brain mapped with an EEG, and subsequently did 16 weeks of neurofeedback therapy. My son has done many, many therapies over the years, and neurofeedback was the first (other than speech articulation) that seemed to make any difference. His interest in engaging with others and his ability to socialize successfully increased. His executive function skills improved. Family members and others, including his music therapist, noticed as well–even his guitar playing improved noticeably. What does the research say about neurofeedback in ASD individuals? Is this an area of research you are funding? |
| 4:03 | Krista: This is Dr. Horrigan. It’s really great that your son is doing so much better, and if neurofeedback played an important role in getting him there, then I think that is wonderful. There are some small studies that have reported positive results with neurofeedback in individuals with autism, with success rates ranging from 1 in 4 to 4 out of 5. But it is not clear to me if publication bias is playing a role (e.g. only the positive studies get written up and published). My experience has been closer to the 1 in 4 success rate, and success seems to be very dependent upon the expertise and charisma of the trainer, the commitment of the family, and the level of disability of the individual with autism (lesser levels of disability seem to be associated with greater probability of improvement with multiple rounds of neurofeedback). It is also expensive, and it can be very tough to get insurance to pay for it, so that is a pragmatic consideration. If a family wants to pursue neurofeedback for their loved one, I would recommend working with the neurofeedback therapist to articulate a very clear idea of what success needs to look like, even after the first 5 sessions, so that they can get out early, before having to spend too much money, if the ultimate likelihood of success looks like it is going to be limited. One important upside of neurofeedback, when it does work, is that the rates of sustained improvement are quite good and success can be sustained with periodic ‘booster’ sessions |
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| 4:06 | Dear Shelly – this is Dr. Horrigan – there is decent evidence that a subset of kids (with or without autism) are senstiive to artifical food colors and dyes. Some red, yellow and blue dyes are especially likely to have this type of association in susceptible individuals. Oftentimes, after incidents like the one that you described (the vomiting), the only way to get close to a definive answer for your child is to scrupulously eliminate that potentially offensive color (e.g. that red dye, in this instance) and then see if things settle down for your son. I know it is a hassle because red food dye/color is failry ubiquitous, all over the place in foods that we all eat, but it is worth trying to get it out of your son’s diet to the extent that you can, to test out your theory. You could be right. |
| 4:08 | Advance question from Jolanta: Hello. My son who is 6 years old is autistic. We live in the United Kingdom. We are considering having another child, but afraid of a possibility that a new child would develop autism. What are the chances? I’m 39 so I need to decide soon. Thank you. |
| 4:09 | Hi, Jolanta. This is Dr. Dawson. In the past year, there was a new study that was published that examined the risk for autism spectrum disorder in younger siblings. Although each individual family’s situation is unique, at a population level, the overall risk of a sibling of a child with autism developing the disorder is about 19%. We have summarized the new information on risk rates and had a webchat specifically devoted to that topic. I hope you find this information useful. Here are the two links: Summary: http://blog.autismspeaks.org/2011/08/15/risk-of-autism-in-siblings/ Webchat: http://blog.autismspeaks.org/2011/08/16/increased-risk-live-chat/ |
| 4:11 | Advance question from Desray: Hi my son is 5 an half yrs old. He’s stll in nappies and I’m finding it very hard to get him out of them. The problem I’m havin is that,he nows how to wee in the toilet but he does not want to put underpants or shorts on after his visit to the loo. I’m realy having a hard time dealing with this disorder. He’s my only child and I’m scared for him. I would also like to no if Risperdal or Ritalin is ok for Autistic kids to take. Sometimes Jose has some serious meltdowns sometimes and I feel like I need to give him something. Plse help. I’m from South Africa where we don’t have much assistance. Thank u for all that yull do. God Bless. |
| 4:12 | Dear Desray, This is Dr. Dawson. It is terrific that your son is now able to wee in the toilet. That is half the battle! I suggest that you create a series of pictures (these can be photos, drawings, or clippings from magazines) that illustrates the series of steps involved in going to the loo. This would include not only weeing in the toilet, but also pulling up his pants, washing his hands, and so on.Below is a link that describes how to develop these visual supports. You should begin by giving him a reward (this can be a physical reward, praise, food, whatever he likes) after he wees in the toilet. Then, slowly add each new behavior over time, encouraging him to carry out the next step and then rewarding him. Over time, you can start to withdraw the amount of help you provide and rewards for each step as he becomes more capable of doing it on his own. Keep in mind that pulling on his underwear and shorts requires many skills – motor skills and thinking skills – so you may need to provide both the pictures and physical help for a while.Regarding your son’s meltdowns, you should start by keeping a record of when he has those meltdowns and see if you can figure out why. Is it because he is tired? Is there a specific activity or environment that is upsetting? Is he trying to ask for something but doesn’t know how? Use this information to make adjustments in his environment and routine to try to avoid the things that are upsetting. If he is frustrated because he is trying to request something, prompt him to use a more appropriate way of expressing his needs (he could point to a picture, touch what he wants, or say a simple word) and then immediately reward him for using the more appropriate behavior. Talk to your son’s teachers to see if they have suggestions too.Autism Speaks will soon be publishing a new tool kits for handling challenging behaviors – so keep looking on our website for that. We also have a tool kit that can help you decide whether you should consider medication (LINK below). It is best to see if behavioral strategies are effective before turning to medications.HERE ARE THE LINKS: Visual supports tool kit:http://www.autismspeaks.org/science/resources-programs/autism-treatment-network/tools-you-can-use/visual-supports Medication decision tool kit:http://www.autismspeaks.org/science/resources-programs/autism-treatment-network/tools-you-can-use/medication-guide |
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| 4:14 | Dear Mary – this is Dr. Horrigan – it sounds like your son is feeling a lot better and i am very grateful for that. In terms of what he is taking, the only thing that came to mind immediately is to make sure that he is not too overboard on the B6 (e.g. I usually go up to 100 mg, max). I would need to know the exact compostion of the Super B to give you a more sophisticated comment about other potential yellow/red lights. The Monster drinks are probably ‘benficial’ for your son due to their load of caffeine and sugar. I would rather he try coffee, if he really feels that needs that extra benefit provided by cafeine. Just being practical here… |
| 4:15 | Advance question from Mel: Hi, I never done this before but I was wanting to ask a question. I have a 12 year old son with autism and a 4 year old daughter who I think has autism. We’ve had her tested and she shows a lot of autistic traits. I was told that because she can respond when they say hi, how are you, that she isn’t autistic at all. Is it possible that they misdiagnosed her? Should I try to find somewhere else to take her? Thank you. |
| 4:15 | Dear Mel, This is Dr. Dawson. I’m glad you asked your question. If you feel that your daughter may have autism and the doctor you saw missed it, you should seek another opinion. Siblings of children with autism sometimes have difficulties in areas related to autism, such as social and language skills, without meeting full criteria for autism. Even if your daughter is found not to meet criteria for autism, she should receive help in the areas she has difficulty in, whether that is language, learning, or social behavior. |
| 4:17 | Advance question from BA Travis: I am looking to see if there has been any research or if any of the Drs. would be able to tell me about links to high exposure to pharmaceuticals and ASD. The background is while I was pregnant I was working in a pharmeceutical facility that manufactured over the counter cold and pain medications. I was exposed daily to high volumes of raw powdered chemicals. I asked to be transfered but was denied. We were required to ware dust masks when pouring the powdered materials but that was it. I had a healthy baby after over 20 hrs of labor but by 2.5 he was diagnosed with being high functioning Autistic. At 5 he is on par educationally for his age but tests at around 30 months for speech and has trouble with focusing on the task at hand. Before I left the company over a year ago an environmental quality manager was brought in to do air testing and before long all personel working in the same areas as I was were being required to ware tyvek suits with battery operated air respirators. The thought has been in the back of my mind but not being able to find anything online on a link but after the drastic change in the way the employees now have to handle the product has brought that thought to the forefront. Any thoughts? |
| 4:17 | Dear BA Travis: This is Dr. Horrigan. While you have provided a limited amount of information here, it does sounds suspicious that the company changed its policy to require the use of specialized equipment by workers ostensibly to prevent hazardous exposure to something in the workplace. I would need to know specifically what chemicals that they had you handling, to have a more sophisticated insight into the potential relationship of in utero exposure to those chemicals and neurodevelopmental disorders. This is the type of inquiry that we are very interested in and we have funded and are funding several lines of research to help identify the relevant prenatal risk factors arising from the environment that are associated with autism. |
| 4:19 | Moderator’s note to BA Travis: You can send more info/reply after the chat to sciencechat@autismspeaks.org. |
| 4:20 | Advance question from Vanessa: My 7 year old son has been diagnosed with pdd-nos, anxiety and adhd. Currently he is having a hard time at school connecting with other children. He is obsessed with Hello Kitty and gets picked on by the kids in his class. Recently he is telling people he is a girl or that he wishes he was a girl. He is also introducing himself as his younger brother. I can kind of deal with all this but he seems to be increasingly aggressive lately and hurting himself. I am concerned because I am afraid he will really harm himself or another student. Is there anything I can do to help him? Usually he is pretty easy to work with and calm down but recently he just seems so angry. He is currently on a low dose of Zoloft and Intuniv. |
| 4:21 | Vanessa: This is Dr. Horrigan. The first thing that question that came to my mind is whether there are any easily identifiable factors occurring in your son’s school environment that are causing him to feel so distressed. For example, I am worried that he may be getting bullied, perhaps by multiple classmates. And it may be sneaky bullying, it’s hard to tell. Either way, any type of bullying would be completely unacceptable. Have you had a chance to discuss the issue of triggers for his aberrant behavior with his teacher(s), and/or the Exceptional Children’s coordinator, and have you had a chance to observe him in the school setting yourself, to see what may be associated with his distress? I also wonder if they might be pushing him too hard, with regard to the curriculum. Again, it’s hard for me to say. You need more information from the people at school. In terms of the medications, I am not sure how long your son has been taking Zoloft and Intuniv, but both can cause paradoxical heightening of anxiety as well as paradoxical worsening of irritability (it is more common when first starting Intuniv, in my experience). If you suspect that the medications may be worsening things, then talk to your son’s doctor and discuss a trial off one or both of the medication(s). |
| 4:24 | Thank you all so much for joining us, and we’re sorry we weren’t able to get to all your questions. Please join us again next month, on March 1st, with your questions. We’re going to invite a gastroenterologist with expertise treating those with autism to address your many GI concerns. Thanks again and be well!Dr. Dawson and Dr. Horrigan |
I am a 26 years old with autism and many attention-seeking behaviors. What causes them? I am verbal.
Today’s “Got Questions?” answer comes from Autism Speaks Chief Science Officer Geri Dawson, PhD
Thanks so much for your question. There are many reasons why a person with autism would engage in many attention seeking behaviors. Perhaps you would like to socially interact and make friends with others, but aren’t quite sure the best way to do this. If you are being ignored by others, this might lead you to repeat your attempts to interact again and again.
If you are engaging in a behavior that is ritualized (exactly the same each time) and repetitive, it might reflect a general tendency to engage in repetitive behaviors, which is a symptom of autism. With appropriate guidance, you can learn more appropriate ways of seeking attention and this will help you develop more satisfying relationships with others. Seeking the help of a psychologist or behavior analyst may be particularly beneficial.
For more information and resources, you can follow these links to our pages on Applied Behavioral Analysis, Adults with Autism and Adult Services.
Got more questions? Send them to GotQuestions@autismspeaks.org, and join Dr. Dawson for her next “Office Hours” webchat with co-host, Joe Horrigan, MD, Autism Speaks assistant vice president and head of medical research (first Thursday of every month at 3 pm Eastern).
Transcript of Today’s Office Hours Webchat
| Office Hours Webchat with Geri Dawson and Joe Horrigan Jan 5. Thanks to the more than 200 readers who joined us. As time allowed answering just a portion of more than 100 questions, we hope you’ll join us again next month—Feb. 2 (first Thursdays) at 3 pm Eastern. |
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Can Topotecan Relieve Angelman Syndrome?

Posted by Eileen Braun, executive director of the Angelman Syndrome Foundation, and Joe Horrigan, M.D., Autism Speaks assistant vice president and head of medical research
Today brings the publication of findings on a group of compounds whose potential for treating Angelman syndrome deserves both kudos and cautious optimism. This rare condition, often classified as an autism spectrum disorder (ASD), is marked by developmental delays, lack of language, seizures and difficulties with balance and walking. Many individuals with Angelman syndrome require lifelong care.
In research initially funded by the Angelman Syndrome Foundation, neurobiologist Ben Philpot and his team at the University of North Carolina, Chapel Hill, screened over 2,300 compounds to find several that, in mice, activate production of a brain protein whose absence causes Angelman syndrome in humans. The tremendous public interest in this report stems from the fact that one of the compounds identified in the paper is available as an FDA-approved chemotherapy drug (topotecan, or Hycamtin) for small cell lung cancer that fails to respond adequately to first-line treatments. [See our related news report, “Topoisomerase Inhibitors and Angelman Syndrome.”]
While we are heartened by the UNC team’s identification of potential medicines for the treatment of Angelman syndrome, we are deeply concerned that this news could produce expectations that lead some families to prematurely seek this drug for their loved ones–that is, before it is safe to do so. As a community, we should welcome the news, but we cannot let it risk unintended harm by side stepping the proper due course of research. The next phase of research is critical to assessing safety and effectiveness.
Our concerns are several-fold: First, the findings from this study represent a very early stage of the drug discovery process. As the UNC scientists are quick to point out, they have yet to determine whether these compounds actually relieve symptoms in animal models of Angelman syndrome—let alone whether they can benefit children or adults affected by this disorder. Along the same lines, it is unclear if medicines like topotecan affect human cells in the same way that they affect the cells of mice. In addition, these agents can have serious side effects. For example, we must remember that chemotherapy drugs such as topotecan are designed to kill cells—primarily cancerous ones, of course. But they also affect healthy cells. Potential side effects of topotecan include bone marrow suppression, which is associated with a sometimes dramatic decrease in the production of blood cells. In addition, topotecan can cause fetal harm when administered to a pregnant woman.
On a practical level, determining an effective but safe dose of a medicine like topotecan can be difficult for even a cancer specialist. Also, a medicine like topotecan was not designed for use over extended periods of time, but rather as one of the last resorts for patients with a deadly form of cancer that does not respond adequately to other treatments. All of these factors need to be considered carefully by the readers of this important paper by Dr. Philpot and his colleagues.
We feel it is especially important to view this study’s promising findings in the light of other experimental medicines now entering the autism research pipeline. We look forward to these potential medical treatments being carefully studied for safety and effectiveness first in animal models and human tissue samples. Only then should the safest and best candidates be considered for advancement into clinical trials.
The critical point is that there are no short cuts to drug development when it comes to safety.
This raises a second, very important issue for our families. As promising as any experimental medicine may be, one needs to carefully consider what it means for you or your child to be part of a clinical drug trial. The potential benefits and risks associated with being a research participant can be quite different from those experienced as a person receiving medical care from a personal physician or other healthcare professional. As a result, the decision to become a research participant should be approached with careful thought and discussion.
For these reasons, we’re working together to create a “Participant’s Guide to Autism Drug Research.” Please look for its release on this science blog and on the “Participate in Research” page of Autism Speaks website in the coming weeks. You can also stay up-to-date with this research as it relates to Angelman syndrome via the Angelman Syndrome Foundation’s website at www.angelman.org.
Have more questions? Send them to GotQuestions@autismspeaks.org and bring them to “The Doctors Are In,” our monthly live webchat with clinical psychologist and Autism Speaks Chief Science Officer Geri Dawson, PhD, and her co-host, pediatric psychiatrist and Autism Speaks Head of Medical Research Joe Horrigan, MD.
Are there effective medicines for treating core autism symptoms?
This week’s “Got Questions” answer comes from Joseph Horrigan, MD, Autism Speaks assistant vice president, head of medical research.
First, it’s important to note that medicines for treating autism are most effective when used in conjunction with behavioral therapies. Ideally, medicines are a complement to other treatment strategies.
Medicines for treating autism’s three core symptoms—communication difficulties, social challenges and repetitive behavior—have long represented a huge area of unmet need. Unfortunately, few drugs on the market today effectively relieve these symptoms and none of the options most often prescribed by practitioners work well for every individual.
In fact, while the Food and Drug Administration (FDA) has approved two drugs for treating irritability associated with the autism (risperidone and aripiprazole), it has yet to approve a medicine for treating autism’s three core characteristics. Nonetheless, medicines such as risperidone and aripiprazole can be beneficial in ways that can ease these core symptoms, because relieving irritability often improves sociability while reducing tantrums, aggressive outbursts and self-injurious behaviors.
The good news is that the range of medication options may soon change, thanks to recent advances in our understanding of the biology that produces autism’s core symptoms. This has made it possible for researchers to begin testing compounds that may help normalize crucial brain functions involved in autism. Early experiments suggest that several compounds with different mechanisms of action have great potential for clinical use, and many are now in clinical trials. [This link takes you to the search engine of the NIH clinical trial network, with results under the search term “autism.”]
Although these developments are exciting and hold real promise for bettering the lives of people with autism, we will have to wait at least a few more years before we know if any of these drug studies produce enough information on safety and effectiveness to merit FDA approval for the treatment of core symptoms.
Today, most medicines prescribed to ease autism’s disabling symptoms are used “off label,” meaning that their FDA approval is for other, sometimes-related conditions such as attention deficit hyperactivity disorder (ADHD), sleep disturbances or depression. Such off-label use is common in virtually all areas of medicine and is usually done to relieve significant suffering in the absence of sufficiently large and targeted studies.
An example in autism would be the class of medicines known as selective serotonin re-uptake inhibitors (SSRIs), including fluoxetine. Several of these medicines are FDA-approved for the treatment of anxiety disorders and depression, in children as well as adults. Although large clinical trials have yet to demonstrate their effectiveness, parents and clinicians have found that they can ease social difficulties among some people with autism. However, it has proven to be difficult to predict which medicines in this class may produce the greatest benefit for a given patient with autism. Similarly, determining the best dose can be quite challenging.
Another example would be naltrexone, which is FDA-approved for the treatment of alcohol and opioid addictions. It can ease disabling repetitive and self-injurious behaviors in some children and adults with autism.
These medicines do not work for everyone, and all medicines have side effects. And as noted above, each person may respond differently to medicines. In addition, changes in response to a medicine can occur as time goes on, even when the dose is not changed. Over time, some people develop tolerance (when a drug stops being effective) or sensitization (when side effects worsen).
Because using these medications in children and adolescents can be a difficult decision for parents, you may find it helpful to use our Medication Decision Tool Kit, a guide for actively working with a physician to find the approach that fits best with your values and goals. You can download it free here.
These are exciting times in the development of new medicines for relieving autism’s most disabling symptoms, and Autism Speaks is increasing its funding and focus in this promising area, while placing great emphasis on ensuring the safety of promising new medicines. Please stay tuned!
Read more science news and perspective on the Science Page.
Meet Joseph Horrigan, MD, Autism Speaks’ New Assistant Vice President of Medical Research
Posted by Joseph Horrigan, MD, Autism Speaks assistant vice president of medical research.
In introducing myself to the wider Autism Speaks community, I’d like to start by conveying how thrilled I am to be part of its mission. It’s an exciting time for autism research, especially when it comes to finding new treatments for autism spectrum disorders (ASDs).
Today, we know so much more about the biological mechanisms behind ASDs than we did just a few years ago. We are now poised to make a big leap forward in the development of new medicines and therapies that address the core symptoms. I’m so grateful to be part of an organization that’s leading the charge.
I came to Autism Speaks after almost ten years helping pharmaceutical companies such as GlaxoSmithKline develop clinical trials for safely and effectively testing pediatric drugs for conditions such as bipolar disorder, attention-deficit/ hyperactivity disorder (ADHD), and autism spectrum disorders (ASDs). I have also led clinical programs testing new medicines for chronic diseases such as multiple sclerosis, Alzheimer’s disease, and schizophrenia. These experiences have given me valuable insights into the process behind bringing new medicines through the clinical trial process and into the hands of doctors.
Above all, however, I see myself as a physician. As a child psychiatrist, I care for people who face complicated clinical challenges. Since 1992, I have consulted at a residential treatment facility for children, which I continue to do on a pro bono basis. About a third of the youngsters I care for have ASDs, and I have always loved working with them. Their families are so motivated and passionate, and I enjoy the partnership of working with them, often shoulder to shoulder, to optimize treatment and outcomes.
And I’m most satisfied when we can craft a treatment program that fits a child’s unique needs. I’ll admit, it’s seldom an easy task—given the complexity of ASDs.
As a parent of two children who have experienced significant illnesses, I feel particular empathy for the distress family members feel when treatments fail to provide adequate relief for their loved ones. This inadequacy redoubles my passion for expanding and improving the treatment options available for ASDs. Working with Geri Dawson, Rob Ring and the many passionate scientists at Autism Speaks, I truly believe we will make tremendous progress in the years ahead.
In the last five years, we have greatly advanced our understanding of the underlying biological mechanisms of ASDs. Scientists have not only identified genetic changes associated with autism, but have gone far in understanding how these changes affect the internal workings of brain cells as well as brain development. Such insights open the door to the discovery and development of safe and effective new medicines and other interventions.
Five years from now, I anticipate seeing the many tangible ways that all of us at Autism Speaks—including our families, friends, donors, and volunteers—have helped accelerate the development of better medicines and other tools that truly improve the lives of those on the autism spectrum.
I’ve been following Autism Speaks since its genesis in 2005, and I can’t think of a better team of people for the job. I’m honored to be on the same team with you all. Let’s get started!





