Dr. Mance received his M.B.CH.B from Mosul University in Iraq (1986). Dr. Mance worked as a Specialist Surgeon in the General Surgery Department and Endoscopy Unit at Al Rashid Hospital (1987 – 2003). He joined thereafter as a Specialist Surgeon and early detection of breast cancer program in Al Elwiya Teaching Hospital, Baghdad (2003 – 2007).

Dr. Mance also worked as Specialist Surgeon and Medical Director in MMC, and EIH, as well as the Colorectal Department in Piedmont Hospital , Atlanta, USA, giving him an overall of 27 years of experience in General & Laparoscopic Surgery. Dr. Mance acquired the Certificate of the Arab Board of Medical Specialization in General Surgery (1997).

Dr. Hazem speaks Arabic and English.