M30-M36: Systemic connective tissue disorders
M31: Other necrotizing vasculopathies
Subcodes of M31:
- M31.0: Hypersensitivity angiitis
- M31.1: Thrombotic microangiopathy
- M31.3: Wegener granulomatosis
- M31.4: Aortic arch syndrome [Takayasu]
- M31.5: Giant cell arteritis with polymyalgia rheumatica
- M31.6: Other giant cell arteritis
- M31.7: Microscopic polyangiitis
- M31.8: Other specified necrotizing vasculopathies
- M31.9: Necrotizing vasculopathy, unspecified
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The information provided on this page is for general educational purposes only. It is not intended for self-diagnosis and does not replace professional medical advice. Always consult your doctor or a qualified healthcare provider with any questions or concerns about your health.
If you see an ICD diagnosis code (e.g., on a medical report), be aware that doctors may also include additional indicators to express diagnostic certainty. Only a healthcare professional can interpret these codes accurately in the context of your individual case.
For a complete understanding of your condition and what the diagnosis means for you, please speak directly with your doctor.