4A44.90

ICD-11 MMS 2026-01

Cryoglobulinaemic vasculitis

Description

Vasculitis with cryoglobulin immune deposits affecting small vessels (predominantly capillaries, venules, or arterioles) and associated with cryoglobulins in serum. Skin and glomeruli are often involved.

Index terms

  • Cryoglobulinaemic vasculitis
  • Mixed cryoglobulinaemia

Exclusions from above levels

  • 02 – Neoplasms
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 20 – Developmental anomalies

Sibling codes

  • 4A44.91 – Hypocomplementaemic urticarial vasculitis
  • 4A44.92 – IgA vasculitis
  • 4A44.9Y – Other specified immune complex small vessel vasculitis
  • 4A44.9Z – Immune complex small vessel vasculitis, unspecified

Foundation entity

Cryoglobulinaemic vasculitis – http://id.who.int/icd/entity/55133785

Part of: 4A44.9: Immune complex small vessel vasculitis › 4A44: Vasculitis › 04: Diseases of the immune system