AIM:To investigate the clinical effects of modified and general cataract extraction united with trabeculectomy for the treatment of glaucoma combined with cataract·METHODS:All the data of the operations of 64 eyes from January 2004 to June 2010 in our hospital were collected and analyzed.Postoperative intraocular pressure,visual acuity and functional filtering bleb were compared between the two surgical methods.The data were analyzed by SPSS 11.0 statistical software·RESULTS: There were no significant difference in intraocular pressure and functional filtering bleb between the two groups,but the difference was significant in visual acuity·CONCLUSION:As it has advantages of recovering quickly visual acuity and controlling intraocular pressure well,modified operation is an ideal method in treating glaucoma combined with cataract.