B540

B540 is the ICF code for General metabolic functions, classified under Body Functions. It describes functions of regulation of essential components of the body such as carbohydrates, proteins and fats, the conversion of one to another, and their breakdown into energy.

This ICF category appears in Core Sets for conditions like Diabetes Mellitus (E11), Obesity (E66). It is commonly assessed in rehabilitation, disability evaluation, and care planning for these conditions.

B540 is linked to 2 ICD-11 codes: 5A11, 5B81.Z. These codes correspond to ICD-10 diagnoses whose ICF Core Sets include this functioning category.

B540 belongs to the Body Functions component of the ICF. Physiological functions of body systems, including psychological functions.

B540 has 6 child codes, including: B5400 (Basal metabolic rate), B5401 (Carbohydrate metabolism), B5402 (Protein metabolism), and 3 more.

The ICF (International Classification of Functioning, Disability and Health) is a WHO classification that describes how health conditions affect a person's functioning — body functions, body structures, activities and participation, and environmental factors. It complements ICD-10/ICD-11 diagnosis codes with functioning assessment data used in rehabilitation, disability evaluation, and care planning.