Korean J Dermatol.  1993 Aug;31(4):495-501.

Cryotherpy of warts with liquid nitrogen

• Song KH
• Kim KJ
• Lee CJ

Abstract

BACKGROUND: Despite the widespread use of liquid nitrogen cryoth.rapy on warts, little is known about its therapeutic effects.
OBJECTIVE
This study was conducted to evaluate the therapeutic effect of liqiud nitrogen cryotherapy on warts. MEHTODS: One-hundred and fifteen patients with 142 cases of vira warts were studied. The cryosurgery set we used was CS-76 table-top liquid nitrogen spray unit and it was applied directly on the lesion, the freezing front extending 2 to 4mm onto the uninviblvid skin. RESULT: There was an overall cure rate of 69.7% and the averager umber of freezings required for a cure was 2.6 amongst all patients cured by 5 or less freezings at ntervals of 2 or 3 weeks.
CONCLUSION
The liquid nitrogen cryotherapy on warts results in a relatively high cure rate with safety, simplicity, rapid healirig, continustion of normal function and a tivities, and restoration of normal appearance.

Keyword

Cryotherapy; Wart

MeSH Terms

Cryosurgery
Cryotherapy
Freezing
Humans
Nitrogen*
Skin
Warts*
Nitrogen