G56.8: Other mononeuropathies of upper limb

A nerve in your arm is damaged.

Various nerves run through the arm. These nerves enable us to move our arm. The nerves are also responsible for sensation in the arm.

Nerves can be damaged by injuries or by pressure on the nerves. The damage may be lasting or temporary.

A nerve in your arm has been damaged. This can cause, for example, pain, tingling or numbness in the arm. It may also no longer be possible to move the arm as well as normal.

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).