A 33-year-old man presented with a slowly progressive swelling in the middle third of his right tibia. X-ray examination revealed multiple sharply demarcated radiolucent lesions separated by areas of dense and sclerotic bone. Microscopic examination of a biopsy specimen revealed island of epithelial cells in a fibrous stroma. Which of the following is the most probable diagnosis?: (A) Adamantinoma, (B) Osteofibrous dysplasia, (C) Osteosarcoma, (D) Fibrous coical defect
Answer is A. Ans. Adamantinoma