Editor,—The herpes group of viruses, mainly the varicella zoster virus (HZV), and more rarely, the herpes simplex (HSV) types 1 and 2, and cytomegalovirus (CMV),1 have been demonstrated in aqueous humour,2 vitreous,3or retinal biopsy4 specimens in the active phase of acute retinal necrosis (ARN), by isolation, immunological methods, electron microscopy, and polymerase chain reaction. However, several reports indicate the inability to demonstrate the virus from intraocular specimens in the healed stage of the disease.45

We report a case of ARN in which HSV 1 was isolated from intraocular fluid containing lens aspirate, 3½ months after complete regression of the disease. We believe that this is the first such original finding to be …