private letter to

filtering blebs with recurrent blebitis We report clinical courses and histopathologi-cal findings of excised blebs from two patients with recurrent blebitis. Case reports Case 1 A 79 year old man with a past history of lung cancer and diabetes mellitus underwent trab-eculectomy with 5-fluorouracil in his right eye for a diagnosis of primary open angle glau-coma (POAG) in 1989. In January 1994, bleb leakage from an avascular bleb was confirmed for the first time and prophylactic topical erythromycin had been applied. In Septembe