GB80.0

ICD-11 MMS 2026-01

Simple renal cyst

Description

A disease of the kidney, caused by obstruction of tubules, anaemia, or detachment of diverticula. This disease is characterised by the formation of thin-walled abnormal sacs filled with hypo-echogenic radiolucent fluid in the kidney. Confirmation is by imaging.

Index terms

  • Simple renal cyst
  • Bosniak 1 cyst
  • Solitary simple renal cyst
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  • Multiple simple renal cysts

Inclusions

  • Bosniak 1 cyst

Exclusions from above levels

  • 01 – Certain infectious or parasitic diseases
  • 05 – Endocrine, nutritional or metabolic diseases
  • 18 – Complications of pregnancy, childbirth and the puerperium
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  • 22 – Injury, poisoning or certain other consequences of external causes

Sibling codes

  • GB80.1 – Complex renal cyst
  • GB80.2 – Subscapular or perirenal urinoma
  • GB80.Y – Other specified nonfamilial nongenetic cystic kidney disease
  • GB80.Z – Nonfamilial nongenetic cystic kidney disease, unspecified

Foundation entity

Simple renal cyst – http://id.who.int/icd/entity/1435131505

Allowed postcoordination axes

Part of: GB80: Nonfamilial nongenetic cystic kidney disease › 16: Diseases of the genitourinary system