ICD-10: M63

Disorders of muscle in diseases classified elsewhere

Coding Guidelines

Code First

  • underlying disease, such as:
  • leprosy (A30.-)
  • neoplasm (C49.-, C79.89, D21.-, D48.1-)
  • schistosomiasis (B65.-)
  • trichinellosis (B75)

Excludes 1

  • myopathy in endocrine diseases (G73.7)
  • myopathy in cysticercosis (B69.81)
  • myopathy in toxoplasmosis (B58.82)
  • myopathy in sarcoidosis (D86.87)
  • myopathy in metabolic diseases (G73.7)
  • myopathy in tuberculosis (A18.09)
  • myopathy in secondary syphilis (A51.49)
  • myopathy in syphilis (late) (A52.78)

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