ABSTRACT
1. Sixty five cases of the tumors in the eye and adnexa(one to 78 old age) were observed at the National Medical Center in Korea, between 1959 and 1961. Those are analyzed and studied from the clinical view point. 2. Fifty-two tumor cases were primary and thirteen cases were secondary. The most frequent malignant tumor was retinoblastoma(15 cases) in childhood group and cancers(11 cases) in older age group. The malignant melanoma case(1 case) was definitely few in number. 3. The most frequent origin was the eye ball(19 cases) and next the lid(12 cases). The secondary tumors camed mostly from paranasal sinuses(12 cases). 4. Among the clinical diagnostic methods, it is revealed that the X-ray tomography with air insufflation into the orbit was most reliable. 5. The visual disturbance, exophthalmos, displacement of the eye, and impaired ocular movement were the most frequently seen as the clinical symptoms and of value for diagnosis.