Comprehensive Limb Evaluation and Arterial Revascularization With Toe Pressure Optimization Registry

Inclusion Criteria: * Age ≥ 18 years * Rutherford category 4 or 5 * Wounds limited to toes or forefoot with a salvageable limb * Infrapopliteal lesions (infra-popliteal arteries) with \>70% stenosis upon visual assessment during initial angiography Exclusion Criteria: * Previous or planned major amputation of the target limb * Untreated aortoiliac/femoropopliteal stenotic disease limiting flow * History of infrapopliteal bypass on the target limb * Failure of percutaneous transluminal angioplasty of the target limb (technical failure) * Absence of angiographic evidence of a patent artery below the ankle ("desert foot") * Lesions located inside or near an arterial aneurysm * Life expectancy \< 1 year * Acute limb ischemia * Septicemia or bacteremia