Pneumoretroperitoneum and Pneumomediastinum Revealing a Left Colon Perforation.

Left colon perforation usually occurs in complicated diverticulitis or cancer. The most frequent signs are intraperitoneal abscess or peritonitis. In cases of retroperitoneal colonic perforation, diagnosis may be difficult.

Interest of intraoperative ultrasonography during pancreatectomy for metastatic renal cell carcinoma.

Background: Isolated pancreatic metastases from renal cell carcinoma may be treated by surgical resection in a curative intent. As they are frequently multiple, a good imaging workup is mandatory to plan the appropriate resection. The aim of this study was to define the imaging workup that should be performed in this setting.