4A0Z

ICD-11 MMS 2026-01

Primary immunodeficiencies, unspecified

Exclusions from above levels

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

Sibling codes

  • 4A00 – Primary immunodeficiencies due to disorders of innate immunity
  • 4A01 – Primary immunodeficiencies due to disorders of adaptive immunity
  • 4A0Y – Other specified primary immunodeficiencies

Foundation entity

Primary immunodeficiencies – http://id.who.int/icd/entity/587326822

Part of: 04: Diseases of the immune system