Needle Revision on Failed Filtering Blebs Using Mitomycin C

Purpose: To determine the success rate and complications of Mitomycin C (MMC) augmented needle revision on failed filtering blebs. Methods: We retrospectively investigated the records of 30 patients (32 eyes) who had undergone needle revision with MMC on failed filtering blebs. A mixture of 0.02 ml of MMC (0.4 mg/ml) and 0.02 ml of 2% lidocaine (20 mg/ml) was injected subconjunctivally. 5 minutes later, needle revision was done with bented 30...