Autism is an intellectual developmental disorder characterized by insidious disability in communication, social interaction, and using language and abstract concepts. This organic disorder is known to have deformities in brain, i.e., cerebellum and limbic system, showing wide spectrum of systemic and behavioral symptoms. The oral health care of such patients can be complicated as they cannot verbalize complaints about any dental problems they may be experiencing and can display a variety of

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... viors and reactions to small changes also. This study summarizes etiology and diagnosis of this disorder with the special emphasis on the issues encountered while coping with children with autistic spectrum.