“…12, 13 Short reported both stinging (20%) and hyperpigmentation (20%) as the most common side effects. 21 A secondary infection with prolonged treatment, 7,17 hypertrophic scar, 17 ulceration, 12,14,19,22 erythema, 9,12,14,15,19 pruritus, 9,12,14 desquamation, 9,12,14,15,19 hypopigmentation, 13,14,17 and hyperpigmentation 9,13,17,19 are other side effects of KOH in the treatment of MC reported in the literature.…”