颅咽管瘤是比较常见的颅内肿瘤,在欧美约占颅内肿瘤的3％左右,在国内及日本大约占5％。在儿童颅内肿瘤中占13～17％,居儿童鞍区肿瘤的第一位。在成人鞍区肿瘤中仅次于垂体瘤居第二位。临床所见病例多数具有典型的临床和X线表现,诊断多不困难,但由于肿瘤常与周围 Craniopharyngiomas are more common intracranial tumors, accounting for about 3% of intracranial tumors in Europe and the United States, accounting for about 5% of the domestic and Japan. In children with intracranial tumors accounted for 13 to 17%, ranking first in children with sellar tumors. In adult sellar tumors second only to pituitary tumors. Most of the clinically seen cases with typical clinical and X-ray findings, the diagnosis is not difficult, but because of the tumor often around