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Updated: Mar 24, 2026

Application of Consistent Massage-Like Perturbations on Mouse Calves and Monitoring the Resulting Intramuscular Pressure Changes
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The calf muscle pump revisited.

Katherine J Williams1, Olufemi Ayekoloye2, Hayley M Moore1

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Summary

Calf muscle pump dysfunction significantly impacts chronic venous disease (CVD). Exercise programs show promise in improving calf muscle pump function for CVD patients, highlighting a key therapeutic target.

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Area of Science:

  • Vascular Medicine
  • Physiology
  • Biomedical Engineering

Background:

  • Chronic venous disease (CVD) arises from ambulatory venous hypertension.
  • The calf muscle pump's role in CVD development is often underestimated compared to reflux and obstruction.
  • This review investigates the significance of calf muscle pump function in CVD.

Purpose of the Study:

  • To evaluate the importance of calf muscle pump function or dysfunction in the development and progression of CVD.
  • To highlight the underappreciated role of the calf muscle pump in clinical management of venous disease.

Main Methods:

  • Searched EMBASE and MEDLINE databases for studies on calf muscle pump and venous insufficiency.
  • Included cross-sectional and longitudinal studies focusing on calf muscle pump impairment in CVD.
  • Analyzed 10 studies to assess the calf muscle pump's role and dysfunction extent.

Main Results:

  • Patients with CVD exhibit impaired calf muscle pump ejection fraction and venous competence.
  • Calf muscle pump dysfunction is noted in 55% of CVD patients, though not statistically significant in meta-analysis.
  • Isotonic exercise improved calf muscle pump function in ulcer patients but not venous competence.

Conclusions:

  • Calf muscle pump failure is a critical therapeutic target for CVD management.
  • Isotonic exercise may enhance calf muscle pump hemodynamic performance.
  • Further research into exercise, electrical stimulation, and other muscle pumps is warranted for CVD treatment.