GB57

ICD-11 MMS 2026-01

Nephrocalcinosis

Description

A condition of the kidney, caused by previous inflammation or degeneration when accompanied by previous renal failure. This condition is characterised by renal lithiasis, or calcium-based deposition in the renal parenchyma. This condition may also present with infection, haematuria, anal colic, or decreased renal function. Confirmation is by abdominal medical imaging to determine location of deposits.

Index terms

  • Nephrocalcinosis
  • Fetal nephrocalcinosis

Exclusions from above levels

  • 4A43.2Y – Sjögren syndrome with renal tubulo-interstitial disorders
  • 4B22 – Renal tubulo-interstitial disorders in simple cryoglobulinaemia
  • 5C60.1 – Renal tubulo-interstitial disorders in cystinosis
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  • GB82 – Autosomal dominant tubulointerstitial disease
  • GB90.Y – pyeloureteritis cystica
  • 01 – Certain infectious or parasitic diseases
  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
  • 22 – Injury, poisoning or certain other consequences of external causes

Sibling codes

  • GB50 – Acute tubulo-interstitial nephritis
  • GB51 – Acute pyelonephritis
  • GB52 – Acute tubular necrosis
  • GB53 – Acute renal papillary necrosis
  • GB54 – Tubulo-interstitial nephritis, not specified as acute or chronic
  • GB55 – Chronic tubulo-interstitial nephritis
  • GB56 – Obstructive or reflux nephropathy
  • GB58 – Pyonephrosis
  • GB59 – Renal or perinephric abscess
  • GB5Y – Other specified renal tubulo-interstitial diseases
  • GB5Z – Renal tubulo-interstitial diseases, unspecified

Foundation entity

Nephrocalcinosis – http://id.who.int/icd/entity/1359282431

Allowed postcoordination axes

Part of: 16: Diseases of the genitourinary system