MF97

ICD-11 MMS 2026-01

Pyuria

Description

Pyuria is a urinary condition that is characterized by an elevated number of white blood cells in the urine. Doctors define a high number as at least 10 white blood cells per cubic millimeter (mm³) of centrifuged urine. Pyuria can cause the urine to look cloudy or as if it contains pus.

Coding note from above levels

This category is to be assigned when no underlying or determining condition is identified.

Index terms

  • Pyuria
  • pus cells in urine
  • pus in urine
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  • Pyuria associated with urinary tract infection
  • bacterial pyuria
  • Pyuria associated cause classified elsewhere
  • Pyuria, unknown cause
  • sterile pyuria

Exclusions from above levels

  • 5C50 – Specific findings indicating disorder of amino-acid metabolism
  • 5C51 – Specific findings indicating disorder of carbohydrate metabolism
  • JA66 – Clinical findings on antenatal screening of mother
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  • 19 – Certain conditions originating in the perinatal period

Sibling codes

  • MF90 – Acetonuria
  • MF91 – Bilirubinuria
  • MF92 – Chyluria
  • MF93 – Glycosuria
  • MF94 – Haemoglobinuria
  • MF95 – Myoglobinuria
  • MF96 – Proteinuria
  • MF98 – Abnormal levels of serum electrolytes in the urine
  • MF99 – Elevated urine levels of drugs, medicaments or biological substances
  • MF9A – Abnormal urine levels of substances chiefly nonmedicinal as to source
  • MF9B – Abnormal findings on microbiological examination of urine
  • MF9C – Abnormal findings on cytological and histological examination of urine
  • MF9Y – Other specified clinical findings on examination of urine, without diagnosis

Foundation entity

Pyuria – http://id.who.int/icd/entity/2000630356

Allowed postcoordination axes

Part of: 21: Symptoms, signs or clinical findings, not elsewhere classified