GB55

ICD-11 MMS 2026-01

Chronic tubulo-interstitial nephritis

Description

A disease characterised by inflammation of and damage to tubules and/or the interstitium of the kidney, interstitial scarring, fibrosis and tubule atrophy resulting in progressive chronic renal insufficiency

Excludes

  • GB70 – calculous pyelonephritis (NFAD)

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

Child codes

  • GB55.0 – Balkan nephropathy
  • GB55.1 – Nephropathy induced by heavy metals
  • GB55.2 – Chronic urate nephropathy
  • GB55.Y – Other specified chronic tubulo-interstitial nephritis
  • GB55.Z – Chronic tubulo-interstitial nephritis, unspecified

Foundation children elsewhere

  • GB81 – Autosomal dominant polycystic kidney disease

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
  • GB56 – Obstructive or reflux nephropathy
  • GB57 – Nephrocalcinosis
  • GB58 – Pyonephrosis
  • GB59 – Renal or perinephric abscess
  • GB5Y – Other specified renal tubulo-interstitial diseases
  • GB5Z – Renal tubulo-interstitial diseases, unspecified

Foundation entity

Chronic tubulo-interstitial nephritis – http://id.who.int/icd/entity/1935203065

Allowed postcoordination axes

Part of: 16: Diseases of the genitourinary system