F84: Pervasive developmental disorders

F84.5: Asperger syndrome

Someone with Asperger’s syndrome can have difficulties interacting with other people. You may find it hard to show your own feelings or understand other people’s feelings.

Asperger’s syndrome can also affect other behaviors. For example, you may have particular interests that you get very deeply involved with. You may also have very fixed habits and you might find it hard to come to terms with new situations. You may also be very clumsy in your movements.

The exact cause of Asperger’s is unknown. There are probably various causes. For example, certain genetic changes can cause Asperger’s.