Publications by authors named "Takatsugu Oida"

Postpancreatectomy hemorrhage is one of the major life-threatening complications of pancreatic surgery. Radiological intervention is used as a first-line approach for the initial treatment of late arterial hemorrhage. However, rehemorrhage has a high risk for mortality, and it is undecided which urgent intervention provides optimal management for rehemorrhage.

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Background: Immunonutrition (IN) significantly reduces the incidence of postoperative infectious complications and the length of hospitalization in patients undergoing major elective surgery for gastrointestinal malignances. However, the clinical benefit of IN in patients who have undergone esophagectomy for esophageal cancer is unclear. Moreover, the effect of enteral IN in patients during preoperative adjuvant chemoradiotherapy and in patients treated with concurrent chemoradiotherapy for advanced esophageal cancer is unknown.

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Background/aim: The present study aimed to compare the utility of various inflammatory marker- and nutritional status-based prognostic factors, including many previous established prognostic factors, for predicting the prognosis of stage IV gastric cancer patients undergoing non-curative surgery.

Patients And Methods: A total of 33 patients with stage IV gastric cancer who had undergone palliative gastrectomy and gastrojejunostomy were included in the study. Univariate and multivariate analyses were performed to evaluate the relationships between the mGPS, PNI, NLR, PLR, the CONUT, various clinicopathological factors and cancer-specific survival (CS).

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A 62-year-old Japanese man presented to our hospital with a history of weight loss of 6 kg in 4 mo. Imaging examinations revealed a tumor located on the third portion of the duodenum with stenosis. We suspected duodenal carcinoma and performed pancreas-preserving segmental duodenectomy.

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A 67-year-old man presented for an evaluation after experiencing right hypochondrial pain lasting for two months. Abdominal ultrasonography showed a hepatic tumor in the right liver and extremely mild hepatic steatosis. The imaging findings indicated that the tumor (43 mm in size) was ischemic, and the lesion was surgically resected and examined.

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Background/aim: The Glasgow prognostic score (GPS) is a predictor of outcome for several cancer types. The present study examined the significance of modified GPS (mGPS) in the prognosis of patients undergoing palliative surgery for stage IV gastric cancer.

Patients And Methods: A total of 42 patients with stage IV gastric cancer treated with palliative gastrectomy and gastrojejunostomy were included in the study.

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We report the rare case of an elderly patient with an advanced gastric cancer arising from an upside-down stomach through a paraesophageal hiatal hernia (PEH). An 82-year-old man presented with appetite loss and anemia. Upper gastrointestinal endoscopy revealed a type 1 tumor located in the middle body of the stomach.

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Laparoscopic Nissen fundoplication (LNF) and gastrostomy are often performed in children with gastroesophageal reflux disease. With a population that is increasingly aging, the number of elderly patients with paraesophageal hernia who have a nutritional disorder due to dysphagia has increased. In these patients with feeding difficulties, LNF and percutaneous endoscopic gastrostomy (PEG) are effective procedures for providing nutritional support.

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The patient was a male in his 70s with a history of chronic renal failure and dilated cardiomyopathy. In January 2011, he underwent abdominoperineal resection of the rectum, right hepatic lobectomy, and resection of a portal vein tumor thrombus with a diagnosis of rectal cancer and metastatic liver cancer accompanied by portal vein tumor thrombosis. Although 5-fluorouracil + l-leucovorin therapy (RPMI regimen) was carried out as postoperative adjuvant chemotherapy, the tumor marker (CEA and VA19-9) levels increased 8 months after surgery.

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Killian-Jamieson diverticulum is a rare hypopharyngeal diverticulum, less commonly encountered compared with Zenker's diverticulum. These hypopharyngeal diverticula that cause dysphagia often mimic a thyroid tumor incidentally detected on neck ultrasonography. However, to our knowledge, Killian-Jamieson diverticula complicated by a thyroid tumor have not been previously described.

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Article Synopsis
  • The study compares the outcomes of prosthetic mesh repair versus tissue repair for incarcerated inguinal hernias, as the use of mesh in acute situations is often feared due to potential complications like infection.
  • A retrospective analysis of 62 patients reveals no significant differences in postoperative complications or hospitalization duration between the mesh repair and non-mesh repair groups.
  • Findings suggest that using prosthetic mesh in emergency repairs is safe and acceptable, except when there's intestinal perforation, where mesh repair increases infection risk.
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Background/aims: Patency of pancreaticogastrostomy (PG) is one of the most important factors affecting the function of the remnant pancreas and quality of life. We evaluated the early postoperative changes in pancreatic duct dilation after pancreaticoduodenectomy (PD) and PG with duct-to-mucosa anastomosis in patients with remarkably dilated pancreatic ducts.

Methodology: We retrospectively analyzed 26 patients who had remarkably dilated pancreatic ducts (diameter, ≥7 mm) and who underwent PD followed by PG.

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Background/aims: Since the first case of juxtapapillary diverticlum reported by Lemmel, several reports have demonstrated an association between periampullary diverticulum and gallstone disease. Thus, we compared the efficiency of the duodenal switch operation and choledchojejunostomy for patients who underwent surgery for cholangitis with juxtapapillary duodenal diverticula.

Methodology: We retrospectively studied 17 patients who had cholangitis associated with juxtapapillary duodenal diverticula.

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Ectopic pancreas is frequently found in the gastrointestinal tract. Lesions comprise well-developed and normally organized pancreatic tissue outside the pancreas, without anatomic or vascular connections with the true pancreas. Most patients with ectopic pancreas are asymptomatic or exhibit nonspecific symptoms.

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Background/aims: Pancreaticogastrostomy during pancreaticoduodenectomy is associated with a very low rate of anastomotic leakage. However, gastric peristalsis is disturbed by pancreaticogastrostomy, which stabilizes the posterior stomach at that point leading to delayed gastric emptying. We evaluated which anterior gastrostomy, i.

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Recent technological improvements in laparoscopic devices have significantly extended the surgeon's ability to perform laparoscopic liver surgery safely. Hand-assisted laparoscopy has been proposed in order to achieve greater safety and accessibility in laparoscopic liver surgery. Moreover, in order to expand the indications of minimally invasive liver resection and improve its safety, the "hybrid procedure" or "laparoscopy-assisted resection" has been proposed.

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We experienced a rare case of intussusception due to sigmoid colon cancer during chemotherapy. A-62-year-old female was started on mFOLFOX6 due to sigmoid colon cancer and hepatic metastases(stage IV). After 2 courses, she had abdominal pain and bloody stool.

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Introduction: Delayed gastric emptying (DGE) is one of the most troublesome complications of pancreaticoduodenectomy (PD). Diabetes mellitus (DM) is one of the risk factors for pancreatic cancer. Moreover, several studies have shown that diabetic patients tend to have a high incidence of upper gastrointestinal symptoms such as nausea, vomiting and DGE.

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Pancreatic fistula is the most serious postoperative complication after pancreaticoduodenectomy, and it leads to intra-abdominal abscess, sepsis, hemorrhage and high mortality. To prevent pancreatic fistula, wrapping of skeletonized vessels and the anastomotic site of the pancreaticoenterostomy using the round ligament, greater omentum, or both has been evaluated. However, the round ligament and greater omentum have already been resected in patients who have previously undergone total gastrectomy, making them unavailable in pancreaticoduodenectomy.

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Background/aims: Platelet count-to-spleen diameter ratio is reported to be the best non-invasive predictor of esophageal varices in cirrhotic patients. However, spleen enlargement is frequently detected during follow-up of patients after gastrectomy. Thus, we studied the relationship of the platelet count-to-spleen diameter ratio with the development of esophageal varices after distal gastrectomy in patients without liver cirrhosis or hepatitis.

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Background/aims: Colon interposition is the most commonly used method of esophageal reconstruction when the stomach cannot be used; however, this method may cause surgical complications such as anastomotic leakage and sepsis due to colon necrosis. Therefore, many surgeons use a retrosternal or subcutaneous route because it is easier to manage the subcutaneous drainage when anastomotic leakage occurs. However, some researchers have reported that the posterior mediastinal route provides better long-term functional outcomes after surgery than the anterior mediastinal route.

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We report a case of primary clear cell hepatocellular carcinoma of the liver (PCCCL) for which we performed hand-assisted laparoscopic hepatectomy. A 71-year-old female with hepatitis C infection and diabetes mellitus was admitted to our department for a hepatic tumor with gallstone. Abdominal computed tomography revealed a tumor 25 mm in diameter on the surface in segment 5 of the liver.

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Background/aims: To improve the quality of life of patients after total gastrectomy, various pouch-reconstruction techniques have been developed. However, pouch reconstruction is technically challenging and remains controversial. We therefore, determined the efficacy of the addition of a jejunal pouch to Roux-en-Y reconstruction after total gastrectomy.

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Pancreatic-duct dilatation is frequently observed in the patients who have undergone pancreaticoduodenectomy (PD). Pancreaticodigestive anastomotic stricture may occasionally develop after PD. Stenosis of the pancreaticoenterostomy induces obstructive chronic pancreatitis, which occurs due to primary stenosis or obstruction of the main pancreatic duct and causes in inflammation of the distal pancreas.

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Background/aims: Increased incidences of gallbladder disorders after esophagectomy and gastrectomy have been reported. Moreover, several researchers have reported increased incidences of gallbladder diseases in patients receiving long-term total parenteral nutrition. We studied the incidence of cholecystitis or cholestasis and determined its relationship with total parenteral nutrition; further, we compared the incidence after esophagectomy and after total gastrectomy.

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