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Tumor location and route of access. (A) Patient with posterolateral and another patient (B1 and B2) with posteromedial tumors could be considered good candidates for a percutaneous RFA. A third patient (C1 and C2) with upper pole tumor sitting very close to the bowel and (C1 and C2) and the spleen (C1) would be better served by a laparoscopic approach.
