2A83.50

ICD-11 MMS 2026-01

Heavy chain deposition disease

Description

A disease of the kidney, caused by proliferation and deposition of pieces of truncated or abnormal alpha, gamma, delta, or mu immunoglobulin heavy chain segments of white blood cells. This disease is characterised by fibrillar or granular tissue deposits and renal dysfunction, which may lead to organ failure. Confirmation is by identifying heavy chain deposition tissue biopsy using immunofluorescence under a microscope.

Index terms

  • Heavy chain deposition disease
  • AH type amyloidosis

Excludes

  • 2A84 – Heavy chain diseases or malignant immunoproliferative diseases
  • 4A01.04 – Immunoglobulin heavy chain deficiency

Exclusions from above levels

  • 2E03 – Malignant neoplasm metastasis in bone or bone marrow
  • http://id.who.int/icd/entity/501778925 – Malignant neoplasm metastasis in lymph nodes
  • http://id.who.int/icd/entity/97145147 – Malignant neoplasm metastasis in thymus gland

Sibling codes

  • 2A83.51 – Light and heavy chain deposition disease
  • 2A83.52 – Light chain deposition disease

Foundation entity

Heavy chain deposition disease – http://id.who.int/icd/entity/2018948190

Allowed postcoordination axes

Part of: 2A83.5: Monoclonal immunoglobulin deposition disease › 2A83: Plasma cell neoplasms › 02: Neoplasms