He leads the Breast Reconstructive Program and also performs lymphedema surgery and supermicrosurgery. He did his Medical Degree and Plastic Surgery Residency at McGill University. He did his Microsurgery Fellowship at Chang Gung Memorial Hospital in Taipei, Taiwan, and an Advanced Microsurgery and Lymphatic Surgery Fellowship at China Medical University Hospital in Taichung, Taiwan. Dr. Constantine is fluent in English and French.