The use of carbon dioxide laser for 38 posthetomies or therapeutic cir
cumcisions in the treatment of phimosis, paraphimosis, balanitis of Zo
on or a genital infection by the human papillomavirus permits clean an
d hemostatic incisions. The clean and dry wound produced by the carbon
dioxide beam offers several advantages. It reduces the surgeon's risk
of contamination by the HIV virus and the subsequent sear is regular
and without edema. In 57% of primary phimosis cases, the histological
analysis showed a lichen sclerosus et atrophicus.