“…Sentinel nodes are examined by serial sectioning followed by methodical pathological analysis, including immunohistochemistry and melanoma-specific stains [ 4 , 5 , 15 , 16 , 36 , 86 , 97 , 98 , 99 , 100 ]. Fewer nodes are examined in greater detail, increasing the detection of smaller metastasis [ 97 , 98 ].…”