Cancer-related proptosis and blindness (Kennerdell Case 46, PPT)

Left proptosis and visual loss to a level of counting fingersThe patient was referred with a left proptosis and visual loss to a level of counting fingers and no known history of carcinoma.Axial CT scan showing infiltration of the posterior left orbit The lesion in the posterior left orbit, lower section, with some thickening of the posterior zygoma and sphenoid bone.Orbit; Blindness; Zygoma; Sphenoid boneFine needle aspiration biopsy of carcinomaLung Neoplasms5,000 cGy radiation therapy to left orbi