Hemodynamic evaluation of lower limbs in patients with chronic limb-threatening ischemia.

Revascularization plays an important role in the treatment of chronic limb-threatening ischemia. Evaluation of hemodynamic compromise in the lower extremity is required to optimize the treatment strategy for each patient. A variety of methods have been reported to detect arterial obstruction or impaired foot perfusion. This article reviews each method, clarifying features and limitations.