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PURPOSE: To classify striae and folds seen after laser in situ keratomileusis. METHODS: The authors' experience and review of the literature form the basis for the proposed classification. RESULTS: Five types of folds and striae are described: loose epithelium, hinge ridge, hinge fold, deep stromal striae, deep epithelial/Bowman's striae. CONCLUSION: Linear striae in laser in situ keratomileusis flaps have a variety of appearances and different postoperative courses that require accurate diagnosis and management.
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Carpel et al. (2000) studied this question.