| ICD Code | Description |
|---|---|
| M30 | Polyarteritis nodosa and related conditions |
| M31 | Other necrotizing vasculopathies |
| M32 | Systemic lupus erythematosus (SLE) |
| M33 | Dermatopolymyositis |
| M34 | Systemic sclerosis [scleroderma] |
| M35 | Other systemic involvement of connective tissue |
| M36 | Systemic disorders of connective tissue in diseases classified elsewhere |