So far no imaging technique has been up to the task of defining the melanoma's boundaries accurately enough to guide surgery. Instead surgeons tend to cut well beyond the visible margins of the lesion in order to be certain they remove all the malignant tissue. Two scientists at Washington University in St. Louis have developed technologies that together promise to solve this difficult problem.<\/p>\n","protected":false},"excerpt":{"rendered":"
So far no imaging technique has been up to the task of defining the melanoma's boundaries accurately enough to guide surgery. Instead surgeons tend to cut well beyond the visible margins of the lesion in order to be certain they … Continue reading