ICD 10 CM Index: Polymyositis (acute) (chronic) (hemorrhagic)
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Polymyositis (acute) (chronic) (hemorrhagic)
ICD 10 Code is M33.20.
- with
- myopathy M33.22
- respiratory involvement M33.21
- skin involvement, See Dermatopolymyositis
- specified organ involvement NEC M33.29
- ossificans (generalisata) (progressiva), See Myositis, ossificans, progressiva