B7801

B7801 is the ICF code for Sensation of muscle spasm, classified under Body Functions. It describes sensation of involuntary contraction of a muscle or a group of muscles.

B7801 belongs to the Body Functions component of the ICF. Physiological functions of body systems, including psychological functions.

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.