A Case of Extrascleral Extension of Choroidal Malignant Melanoma

The authors have experienced a case of extrascleral extension of choroidal malignant melanoma. The patient has suffered from the ocular pain and proptosis of right eye. We performed Kronlein operation under the clinical impression of the retrobulbar mass and obtained the histopathological diagnosis of malignant melanoma. Fifteen days after the operation, we performed exenteration and the rotation flap of temporalis muscle was inserted into the right eye ball socket through the lateral wall of the orbit.