B7800

B7800 is the ICF code for Sensation of muscle stiffness, classified under Body Functions. It describes sensation of tightness or stiffness of muscles.

B7800 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.