Onychodystrophies are described in two patients as a result of liquid nitrogen therapy for verrucae vulgaris. These changes should be added to the list of complications secondary to treatment with liquid nitrogen.
Caravati CM, Wood BT, Richardson DR. Onychodystrophies Secondary to Liquid Nitrogen Cryotherapy. Arch Dermatol. 1969;100(4):441-442. doi:10.1001/archderm.1969.01610280059009