Berends, F.J

patient laparoscopic surgery endoscopic adrenalectomy tumor approach retroperitoneal procedure study organ splenectomy liver pheochromocytoma resection gland chapter technique disease pancreatic kidney endoscopic retroperitoneal adrenalectomy transperitoneal laparoscopic splenectomy result insulinoma pancreas position treatment laparoscopic adrenalectomy postoperative right hospital donor pseudocyst spleen nephrectomy endoscopic surgery donor nephrectomy decubitus position laparoscopic surgery blood blood loss complication experience laparoscopic approach figure space series group range month laparoscopic liver surgery retroperitoneal approach retroperitoneal space advantage tissue dissection surgeon laparoscopy removal conversion surg endosc ultrasonography laparoscopic cholecystectomy cholecystectomy bonjer cancer preoperative bonjer hj pancreatic pseudocysts lesion endosc detection laparoscopic ultrasonography trocar introduction imaging localization drainage