341 Other demyelinating diseases of central nervous system convert 341 to ICD-10
341.0 Neuromyelitis optica convert 341.0 to ICD-10
341.1 Schilder's disease convert 341.1 to ICD-10
341.2 Acute (transverse) myelitis convert 341.2 to ICD-10

341.20 … NOS convert 341.20 to ICD-10

341.21 … in conditions classified elsewhere convert 341.21 to ICD-10

341.22 Idiopathic transverse myelitis convert 341.22 to ICD-10
341.8 Other demyelinating diseases of central nervous system convert 341.8 to ICD-10
341.9 Demyelinating disease of central nervous system, unspecified convert 341.9 to ICD-10