Warts are benign tumors which commonly involve the skin and other epithelial tissues, caused by human papilloma virus infection. Treatment of warts be difficult, although several treatment modalities are available. There is no single treatment which is 100% effective and different types of treatment may be combined. In recalcitrant warts, the treatment modalities available are cryotherapy, lasers, intralesional bleomycin and 5% imiquimod, if the lesions are few in number.

中文翻译：

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使用超声凝胶提高冷冻疗法治疗疣的疗效。

疣是良性肿瘤，通常涉及皮肤和其他上皮组织，由人乳头瘤病毒感染引起。尽管有几种治疗方式可供选择，但疣的治疗很困难。没有一种单一的治疗方法是 100% 有效的，不同类型的治疗方法可以结合使用。在顽固性疣中，可用的治疗方式是冷冻疗法、激光、病灶内博来霉素和 5% 咪喹莫特，如果病灶数量很少。