错构瘤一般发生于纵隔、肺，发生于头颈部者较少见，临床易误诊。１９９７年我科收治３例头颈部肿块，术后病理证实为错构瘤，现报告如下。例１　男，１３岁。左前额眉内无痛性肿块４年入院。检查：左额眉内下、眼眶内上侧缘隆起，质软，边界欠清，呈囊性状肿块，约３．５ｃｍ Hamartoma usually occurs in the mediastinum and lungs, and occurs rarely in the head and neck. It is clinically misdiagnosed. In 1997, 3 cases of head and neck masses were treated in our department. Pathologically confirmed as hamartoma, the report is as follows. Example 1 Male, 13 years old. The painless mass in the left frontal brow was admitted to the hospital for 4 years. Examination: The left upper eyebrow eyebrow, the upper edge of the eyelid uplift, soft, border is clear, cyst lumps, about 3.5cm