M35.4: Diffuse (eosinophilic) fasciitis

Connective tissue has become inflamed in your case.

There is connective tissue in many parts of the body. For example, there is connective tissue in the lower layers of the skin. There is also connective tissue around each muscle.

With this disorder, the connective tissue in the skin and around the muscles becomes inflamed. The inflammation can cause various symptoms. The skin can become red and swollen, for example. The muscles and skin may also be painful. The skin can be taut and hard in the affected places. This disorder can particularly affect the arms and legs.

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.


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