Asperger's disorder

Alternative names:

autistic psychopathy

Symptoms:

• abnormal nonverbal communication gestures
• failure to develop peer relationships
• markedly impaired expression of pleasure in other people's happiness
• lack of social or emotional reciprocity
• inflexibility in adhereing to specific routines
• finger flapping, twisting or whole body movements
• preoccupation with parts of whole objects

Signs and tests:

Physical and emotional/mental evaluation are usually performed to rule out other causes.