(no subject)
-and by restricted and repetitive interests and behavior
-is distinguished by a pattern of symptoms rather than a single symptom
-the lack of demonstrated empathy is possibly the most dysfunctional aspect
-are not usually withdrawn around others; they approach others, even if awkwardly, for example by engaging in a one-sided, long-winded speech about a favorite topic while being oblivious to the listener's feelings or reactions, such as signs of boredom or haste to leave.
-may analyze and distill their observation of social interaction into rigid behavioral guidelines and apply these rules in awkward ways-such as forced eye contact-resulting in demeanor that appears rigid or socially naïve.
-display behavior, interests, and activities that are restricted and repetitive and are sometimes abnormally intense or focused.
-pursuit of specific and narrow areas of interest is one of the most striking features
-have an unusually sophisticated vocabulary at a young age and have been colloquially called "little professors", but have difficulty understanding metaphorical language and tend to use language literally
-these include differences in perception and problems with sleep and emotions.
-often have excellent auditory and visual perception.
-and they may exhibit synestheisa for example, a smell may trigger perception of color
-are more likely to have sleep problems, including difficulty in falling asleep, frequent nocturnal awakenings
-is also associated with high levels of alexithymia which is difficulty in identifying and describing one's emotions.
-common symptoms among his patients' family members, especially fathers, and research supports this observation and suggests a genetic contribution
-diagnostic criteria require impairment in social interaction, and repetitive and stereotyped behaviors and interests, without significant delay in language or cognitive development.
-are initially misdiagnosed with ADHD
-an increased prevelence of comorbid psychiatric conditions such as depression and anxiety that may significantly affect
-have average mathematical ability and test slightly worse in mathematics than in general intelligence
-may exhibit ongoing difficulty with self-care, organization and disturbances in social and romantic relationships; despite high cognitive potential, most remain at home, although some do marry and work independently.
-anxiety may stem from preoccupation over possible violations of routines and rituals, from being placed in a situation without a -clear schedule or expectations, or from concern with failing social encounters, the resulting stress may manifest as inattention, withdrawal, reliance on obsessions, hyperactivity, or aggressive or oppositional behavior. Depression is often the result of chronic frustration from repeated failure to engage others socially, and mood disorders requiring treatment may develop