(5/6)-1. A 20 -year-old female patient visited our Department of Oral Pathology, with a chief complaint of swelling over the upper left anterior region for 6 months while no associated pain was reported. Fine needle aspiration cytology was performed and was positive yielding a 3. 8 ml of straw-colored fluid. Intraoral periapical radiograph revealed unilocular radiolucent lesion containing some irregular calcified materials over interradicular area of tooth 22, 23, measured 3. 0 x 2. 4 cm in diameter. Surgical enucleation of the cyst was done and was sent for histopathological examination. (口病網頁下載組織病理照片). Explain clinical diagnosis Explain histopathological diagnosis (口病網頁下載組織病理照片)