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Gastrointestinal symptoms are a common comorbidity in patients with autism spectrum disorders (ASD), even though the underlying mechanisms are largely unknown. The most common gastrointestinal symptoms reported by proprietary tool developed and administered by Mayer, Padua, and Tillisch (2014) are abdominal pain, constipation, diarrhea and ...
The Autism – Tics, ADHD, and other Comorbidities Inventory (A–TAC) is a psychological measure used to screen for other conditions occurring with tics. [ 1 ] [ 2 ] Along with tic disorders , it screens for autism spectrum disorders, attention deficit hyperactivity disorder (ADHD) and other conditions with onset in childhood. [ 1 ]
Gastrointestinal disease are a common comorbidity in patients with autism spectrum disorders, even though the underlying mechanisms are largely unknown. The most common gastrointestinal symptoms reported are abdominal pain, constipation, diarrhea and bloating, reported in at least 25 percent of patients. [102]
According to the study, "Although most studies on autism genomics focus on the deleterious nature of variants, there is the possibility some of these autism-associated Neanderthal SNPs have been under weak positive selection. In support, recent studies have identified genetic variants implicated in both autism and high intelligence.
Autism spectrum disorder [a] (ASD), or simply autism, is a neurodevelopmental disorder "characterized by persistent deficits in social communication and social interaction across multiple contexts" and "restricted, repetitive patterns of behavior, interests, or activities". [11] Sensory abnormalities are also included in the diagnostic manuals ...
The scientific consensus is that there is no relationship, causal or otherwise, between vaccines and incidence of autism, [16] [17] [15] and vaccine ingredients do not cause autism. [18] Nevertheless, the anti-vaccination movement continues to promote myths, conspiracy theories and misinformation linking the two. [19]
The autism spectrum may comprise a small set of disorders that converge on a few common molecular pathways, or it may be a large set of disorders with diverse mechanisms. [16] Autism appears to result from developmental factors that affect many or all functional brain systems. [17]
Relationship Development Intervention (RDI) – a trademarked proprietary treatment program for autism spectrum disorders (ASD), based on the belief that the development of dynamic intelligence is the key to improving the quality of life for individuals with autism. Son-Rise – a therapy encouraging adults to connect with autistic children.