ABSTRACT
The authors reviewed 250 cases of tumors in the eye and its adnexa diagnosed histopathologirally at the Department of Ophthalmology, Seoul National University Hospital during the last 10 years (Jan. 1976 - Dec. 1985). The results were summarized as follows: 1. The sex distribution revealed 130 males (52%) and 120 females (48%). 2. The tumors of the eye and its adnexa involved the lid 73 cases (29.2%), epibulbar tissue 72 cases (28.8%), the orbit 56 cases (22.4%), and intraocula. tissue 49 cases (19.6%) in decreasing order. 3. There were 159 cases (63.6%) of benign tumors and 91 cases (36.4%) of malignant tumors. 4. The most frequent malignant tumor of the eye and its adnexa was retinoblastoma, and the most frequent benign tumor was nevus. 5. Of the intraocular malignant tumors, the incidence of retinoblastoma was impressively higher than that of malignant melanoma in Koreans. 6. Of the primary malignant lid tumors, the relative incidence of squamous cellcarcinoma and sebaceous gland carcinoma to basal cell carcinoma in Koreanswas high in comparison with that of Caucasians.