(l) Carbon dioxide laser treatment may be a stimulus to the body, thus stimulating the papillomavirus subclinical infection state to clinical infection state, generally believed that the subclinical infection of acromegaly is located in the warts around the 2cm range.
(2) When the carbon dioxide laser cauterizes the warts, the high temperature may cause vapors containing papillomavirus particles and scatter them around the warts and inoculate them for recurrence.
(3) The depth of burns during carbon dioxide laser treatment may not reach the papillary layer of the dermis in the pathological sense of warts. Before treatment can be carried out colposcopy or acetic acid white test to determine the scope of cauterization, should be slightly less than the warts, so as to remove subclinical infected lesions in the treatment process. It should be noted that during treatment, the sexual partner should also be examined or treated at the same time.