If you have had lifelong difficulties understanding other people's feelings, maintain peculiar hobbies, difficulty with social interaction, stick to a rigid schedule, or are really good at specific subjects - you may have undiagnosed Autism Spectrum Disorder.
Autism Spectrum Disorder is a range of conditions all characterized by difficulties with social, restricted interests, and repetitive patterns of behavior.
RAADS-14 Screen: validity of a screening tool for autism spectrum disorder in an adult psychiatric population.
Evaluate your risk of Autism Spectrum Disorder with a validated screening questionnaire.
While it is typically diagnosed in childhood, a diagnosis could be delayed until adulthood - especially for those with high functioning autism.