眼眶横纹肌肉瘤,又称横纹肌母细胞瘤,是由横纹肌纤维衍生的恶性肿瘤。80%多见于儿童,在成年人极罕见(国内仅报告1例20岁患者,见中华眼科杂志1981年第276页)。我院近遇一例,亦经病理证实,现报告如下。患者女性,41岁,已婚。1993年12月9日入院。于1个月前患者无意中自模左眼鼻根部有一豆大肿物,无疼痛流泪,逐渐长大,荏当地医院曾按炎症用多种 Orbital rhabdomyosarcoma, also known as rhabdomyoblastoma, is a malignant tumor derived from striated muscle fibers. 80% more common in children, extremely rare in adults (only one case of 20-year-old patients reported in China, see Zhonghua Ophthalmology, 1981 page 276). Nearly one case of our hospital, also confirmed by pathology, are as follows. Female patient, 41 years old, married. December 9, 1993 admission. In a month ago, patients inadvertently from the left eye nose mold a large tumor, no pain and tears, and gradually grow up, 荏 local hospitals have used a variety of inflammatory