PRP Versus PRF Versus Conventional Treatment in Chronic Non-healing Skin Ulcers

Inclusion Criteria: * Patients presenting with cutaneous ulcers greater than six weeks of duration and a size ranging between 0.5 and 10 cm, having a normal platelet count and hemoglobin \>10 gm%. Exclusion Criteria: * Patients with known bleeding disorders, and/or on oral anticoagulant therapy, uncontrolled diabetes, proven malignancy. * Patients who are pregnant or lactating. * Patients with actively infected ulcers, clinically defined by purulent discharge, green discoloration or fever, or positive culture, ulcers with exposed bone with no underlying granulation tissue, HIV, HCV, HBV patients. * Patients who are with unrealistic expectations and unwilling to give consent for treatment or photography.