A case of pityriasis rosea is reported which demonstrates that sufficient damage can be done to the nail matrix in pityriasis rosea to produce an onychodystrophy in the absence of apparent skin lesions on the hands and fingers.
SILVERS SH, GLICKMAN FS. Pityriasis Rosea Followed by Nail Dystrophy. Arch Dermatol. 1964;90(1):31. doi:10.1001/archderm.1964.01600010037008
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