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Images 11.22.1A: Section of a biopsy specimen from a scalp + 11.22.1B: Clumps of melanin staggered in somewhat linear array in a pleated hair shaft (trichomalacia) in an infundibulum = Trichotillomania ¬†Alterations in the hair pictured are known colloquially as trichomalacia, but the changes do not result from softening of hair, but rather from twisting […]