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"We most often freeze warts with liquid nitrogen (cryotherapy) in the office," Dr. Turegano says. ... be as effective as what your dermatologist can do. Still, they can be decent in a pinch ...
A common method of freezing lesions is by using liquid nitrogen as the cryogen. The liquid nitrogen may be applied to lesions using a variety of methods, such as dipping a cotton or synthetic material tipped applicator in liquid nitrogen and then directly applying the cryogen onto the lesion. [3] The liquid nitrogen can also be sprayed onto the ...
Treatment: “Your dermatologist may freeze them with liquid nitrogen, apply other topical treatments or lasers, or give you a prescription for a cream to use at home," Dr. Zeichner says. Alamy ...
By the 1940s, liquid nitrogen became more readily available, and the most common method of application was by means of a cotton applicator. In 1961, Cooper and Lee introduced a closed-system apparatus to spray liquid nitrogen. In the late 1960s, metal probes became available. By 1990, 87% of dermatologists used cryotherapy in their practice."
Cryosurgery or cryotherapy, which involves freezing the wart (generally with liquid nitrogen), [39] creating a blister between the wart and epidermal layer after which the wart and the surrounding dead skin fall off. An average of three to four treatments are required for warts on thin skin.
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Application of liquid nitrogen may cause burning or stinging at the treated site, which may persist for a few minutes after the treatment. With liquid nitrogen, a blister may form at the treatment site, but it will slough off in two to four weeks. Cryosurgery and curette scraping can be painful procedures and can result in residual scarring. [39]
Liquid nitrogen and similar cryosurgery methods are common surgical treatments, which act by freezing the external cell structure of the warts, destroying the live tissue. [citation needed] Electrodesiccation and surgical excision may produce scarring. [citation needed]