MG43.5

ICD-11 MMS 2026-01

Excessive weight loss

Description

A reduction of total body mass, due to loss of fluid, body fat or adipose tissue, or lean (muscle) mass that is sufficient in quantity or rate to create risk to the individual’s health.

Index terms

  • Excessive weight loss
  • abnormal decrease in weight
  • abnormal weight loss
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  • unintended weight loss
  • weight loss NOS

Exclusions from above levels

  • http://id.who.int/icd/entity/1412387537 – Feeding or eating disorders
  • http://id.who.int/icd/entity/1517885800 – malnutrition
  • 19 – Certain conditions originating in the perinatal period
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  • JA66 – Clinical findings on antenatal screening of mother

Sibling codes

  • MG43.0 – Polydipsia
  • MG43.1 – Overeating
  • MG43.2 – Abulia
  • MG43.3 – Feeding difficulties
  • MG43.4 – Insufficient intake of food or water
  • MG43.6 – Excessive weight gain
  • MG43.7 – Anorexia
  • MG43.8 – Decreased appetite
  • MG43.9 – Increased appetite
  • MG43.Y – Other specified symptoms or signs concerning food or fluid intake

Foundation entity

Excessive weight loss – http://id.who.int/icd/entity/2015627151

Part of: MG43: Symptoms or signs concerning food or fluid intake › 21: Symptoms, signs or clinical findings, not elsewhere classified