Demet Sengul1, Ilker Sengul2,3. 1. Giresun University, Faculty of Medicine, Department of Pathology - Giresun, Turkey. 2. Giresun University, Faculty of Medicine, Division of Endocrine Surgery - Giresun, Turkey. 3. Giresun University, Faculty of Medicine, Department of General Surgery - Giresun, Turkey.