MS FACS George A. Poultsides MD

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Pathologic response to preoperative chemotherapy for colorectal liver metastases (CLM) is associated with survival after hepatectomy. Histologically, dominant response patterns include fibrosis, necrosis and/or acellular mucin, but some of these changes can appear without previous chemotherapy and their individual correlation with outcome is unknown.(More)
The gastric cancer AJCC/UICC staging system recently underwent significant revisions, but studies on Asian patients have reported a lack of adequate discrimination between various consecutive stages. We sought to validate the new system on a U.S. population database. California Cancer Registry data linked to the Office of Statewide Health Planning and(More)
Minimally invasive pancreaticoduodenectomy (PD) remains an uncommon procedure, and the safety and efficacy remain uncertain beyond single institution case series. The aim of this study is to compare outcomes and costs between laparoscopic (LPD) and open PD (OPD) using a large population-based database. The Nationwide Inpatient Sample database (a sample of(More)
As the U.S. population ages, an increasing number of elderly patients with gastric adenocarcinoma are being evaluated for surgical resection. This study aimed to describe the short- and long-term outcomes after gastric cancer resection for patients 80 years of age or older. Patients who underwent gastrectomy for gastric adenocarcinoma from 2000 to 2012 at(More)
Resection of an adjacent organ during gastrectomy for gastric cancer is occasionally necessary to achieve margin clearance. The short- and long-term outcomes of this approach remain unclear. Patients who underwent gastric cancer resection in seven U.S. academic institutions from 2000 to 2012 were evaluated to compare perioperative morbidity, mortality, and(More)
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