GA91.6

ICD-11 MMS 2026-01

Low grade intraepithelial lesion of prostate

Description

A condition of the prostate, caused by an alteration or mutation in cell growth, or prostatic epithelial cells that are dividing more rapidly than normal epithelium. This condition is characterised by premalignant transformation and abnormal development of the prostatic epithelial tissue.

Index terms

  • Low grade intraepithelial lesion of prostate
  • Dysplasia of prostate
  • Low grade PIN - [prostatic intraepithelial neoplasia]
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  • Low grade dysplasia of prostate
  • Low grade prostatic intraepithelial neoplasia
  • PIN - [prostatic intraepithelial neoplasia] grade 1 to 2
  • PIN 1- [prostatic intraepithelial neoplasia grade 1]
  • Prostatic intraepithelial neoplasia, grade I

Inclusions

  • Low grade prostatic intraepithelial neoplasia

Excludes

  • 2E67.5 – high grade dysplasia of prostate

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

  • GA91.0 – Chronic prostatitis
  • GA91.1 – Abscess of prostate
  • GA91.2 – Prostatocystitis
  • GA91.3 – Calculus of prostate
  • GA91.4 – Haemorrhage of the prostate
  • GA91.5 – Atrophy of prostate
  • GA91.Y – Other specified inflammatory or other diseases of prostate
  • GA91.Z – Inflammatory or other diseases of prostate, unspecified

Foundation entity

Low grade intraepithelial lesion of prostate – http://id.who.int/icd/entity/515690344

Part of: GA91: Inflammatory or other diseases of prostate › 16: Diseases of the genitourinary system