[Mohs micrographic surgery: concept, technic and indications].
Mohs Micrographic Surgery is a technic to treat severe cutaneous carcinoma. By performing a microscopic and topographic analysis of the whole tissue excised, both a reduction of the surgical margin and margins in normal tissue is obtained. The major indications of micrographic surgery are recurrent basalcell carcinoma after surgery or radiotherapy, not fully excised or localized on the nose and the mediofacial region, some spinouscell carcinoma and dermatofibrosarcoma protuberans.