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Purpose: To evaluate the postoperative ocular surface modifications by conjunctival impression cytology after filtering surgery. Methods: We have prospectively studied 27 eyes of 23 patients who underwent trabeculectomy or non-penetrating deep sclerec-tomy. Conjunctival impression cytology was performed before surgery and 15 days, 1,3 and 6 months after filtering surgery. We evaluated the degree of squamous metaplasia and the goblet
Methods: We have prospectively studied 27 eyes of 23 patients who underwent trabeculectomy or non-penetrating deep sclerec-tomy. Objective: To evaluate the postoperative ocular surface modifications by conjunctival impression cytology after filtering surgery. , 1,3 and 6 months after filtering surgery. We evaluated the degree of squamous metaplasia and the goblet