Outcomes of Autologous Whole Blood Injection for the Treatment of Plantar Fasciitis

Patients assigned in this group will have 2 ml of blood withdrawn from a peripheral vein, then mixed with 1 mL Lidocaine 2% for a total of 3mL volume in one syringe. The patient will be asked to lie down in the clinic bed, and the injection will be administered to the plantar fascia by the principal investigator using a sterile technique.

This will be the control group receiving sham injection. Patients will have 2 ml of blood withdrawn from a peripheral vein for blinding proposes. They will be asked to lie down on the clinic bed, 1 ml of normal saline will be administered under sterile technique by the principal investigator. The blood that was withdrawn initially will be discarded.