IA: <10% body surface area involved, flat or slightly raised skin lesions; no skin tumors, no lymph nodes or visceral involvement IB: >10% body surface area involved, otherwise same as IB IIA ...
A sentinel lymph node is a node or nodes that is likely to be the closest node draining a cancer, making it the earliest to show if a metastasis has occurred. Our surgical oncologists may biopsy or ...