Surgical and Oncological Outcomes of Wedge Resection Versus Segment 4b + 5 Resection for T2 and T3 Gallbladder Cancer: a Meta-Analysis.

Background: Liver resection is the standard operative procedure for patients with T2 and T3 gallbladder cancers (GBC). However, the optimal extent of hepatectomy remains unclear.

Methods: We conducted a systematic literature search and meta-analysis to assess the safety and long-term outcomes of wedge resection (WR) vs.