4B40.2

ICD-11 MMS 2026-01

Good syndrome

Description

This is a condition that occurs in adults in whom hypogammaglobulinemia, deficient cell-mediated immunity, and benign thymoma may develop almost simultaneously.

Index terms

  • Good syndrome
  • Thymoma immunodeficiency

Exclusions from above levels

  • 8C60 – Myasthenia gravis
  • LD44.N0 – thymic aplasia or hypoplasia with immunodeficiency
  • 02 – Neoplasms
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  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 20 – Developmental anomalies

Sibling codes

  • 4B40.0 – Persistent hyperplasia of thymus
  • 4B40.1 – Abscess of thymus
  • 4B40.Y – Other specified diseases of thymus
  • 4B40.Z – Diseases of thymus, unspecified

Foundation entity

Good syndrome – http://id.who.int/icd/entity/812332735

Part of: 4B40: Diseases of thymus › 04: Diseases of the immune system