F84.5: Asperger syndrome

You have Asperger’s 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.

Additional indicator

On medical documents, the ICD code is often appended by letters that indicate the diagnostic certainty or the affected side of the body.

  • G: Confirmed diagnosis
  • V: Tentative diagnosis
  • Z: Condition after
  • A: Excluded diagnosis
  • L: Left
  • R: Right
  • B: Both sides

Further information


This information is not intended for self-diagnosis and does not replace professional medical advice from a doctor. If you find an ICD code on a personal medical document, please also note the additional indicator used for diagnostic confidence.
Your doctor will assist you with any health-related questions and explain the ICD diagnosis code to you in a direct consultation if necessary.


Provided by the non-profit organization “Was hab’ ich?” gemeinnützige GmbH on behalf of the Federal Ministry of Health (BMG).