A rare case of rectal cancer with perianal metastasis: a case report.

Background: Cancer metastasis from colon cancer to an anal fistula is very rare. We herein reported a rare case in which local excision was performed for metastatic anal fistula cancer originating from rectal cancer.

Case Presentation: A 68-year-old man was referred to our institution with a diagnosis of rectal cancer.

Clinical significance of preoperative nutritional parameter and patient outcomes after pancreatectomy: A retrospective study at two academic institute.

Backgrounds/aims: Preoperative nutritional status has been reported to influence patient outcomes after pancreatectomy. The Prognostic Nutritional Index (PNI) is a useful parameter to reflect the outcomes of patients undergoing gastrointestinal surgery. Therefore, the relationship between the PNI and clinicopathological factors, surgical data, and postoperative morbidity were retrospectively evaluated at two academic institutes in a cohort study.

A successfully resected case of left trisectionectomy with arterio-portal combined resection for advanced cholangiocarcinoma.

Introduction: The present case report demonstrated the successfully radical operation (R0) for the highly advanced cholangiocarcinoma involving hilar hepatic arteries and portal vein, The careful preoperative diagnosis to define the adequate resection area and the expert operation was achieved without postoperative severe complications.

Presentation Of Case: A 55-year-old male was admitted to our hospital with obstructive jaundice, and the perihilar cholangiocarcinoma (PC) was found. At the time of finding PC, enhanced computed tomography showed the widely extension and involved the surrounding right hepatic artery (RHA) and bilateral portal veins (PV).

A resected case of hepato-pancreaticoduodenectomy for widely extended cholangiocarcinoma undergoing previous intra-abdominal poly-surgery.

Introduction: This case report describes a successful radical operation for a patient with extensive advanced cholangiocarcinoma who had previously undergone intra-abdominal poly-surgery for advanced gall bladder carcinoma. Careful diagnosis to define the adequate division of the right hepatic duct was performed, and the operation was completed without postoperative complications.

Case Presentation: A 61-year-old woman was admitted to a hospital for obstructive jaundice, and extra-hepatic cholangiocarcinoma was found.