Worldwide standard in diagnosing melanoma established

Significant improvements have been made to the diagnostic procedure called sentinel node biopsy for melanoma patients. Sentinel nodes are the first lymph nodes to which cancer cells from a primary tumor like melanoma will spread. In the sentinel node biopsy procedure, a radioactive tracer and a blue-colored dye are injected at or near the melanoma site on the skin and tracked to the first lymph node(s). These sentinel nodes are then surgically removed and analyzed for the presence of cancer cell...