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Case II: Preoperative (a) case I: Preoperative, (b) depigmentation using scalpel technique, (c) excised specimen, (d) immediate postoperative, (e) depigmentation using cryosurgery technique, (f) the frozen site thawed spontaneously within 1 min, (g) ghosting effect (2nd day), (h) postoperative 4 weeks follow-up
