Inclusion Criteria:  All adults ≥18 years old Open type II or type III upper or lower extremity fracture to be treated at Vanderbilt University Medical Center with operative intervention by orthopaedic trauma or orthopaedic hand surgeons.  Exclusion Criteria:  Patients <18 years old Pregnant In extremis or requiring expedited surgical care outside of standard treatment Allergy or medical contraindication to indocyanine green dye.