ICD-9-CM Codes ICD-9-PCS Codes

446.5 - Giant cell arteritis

GEM Conversion to ICD-10 CM

M31.6

Fs: 10000 – Other giant cell arteritis

Sibling Codes

446.0

Polyarteritis nodosa

446.1

Acute febrile mucocutaneous lymph node syndrome [MCLS]

446.3

Lethal midline granuloma

446.4

Wegener's granulomatosis

446.5

Giant cell arteritis

446.6

Thrombotic microangiopathy

446.7

Takayasu's disease

Parent Sibling Codes

449

Septic arterial embolism