Publications by authors named "Kentaro Tasaki"

A 63-year-old woman underwent laparoscopic sacrocolpopexy for pelvic organ prolapse. Four days postoperatively, she underwent an abdominal computed tomography scan because she developed a stomachache, and a strangulated bowel obstruction was suspected. The patient then underwent an emergency laparotomy which revealed strangulation of the small intestine caused by a band formed between the stump of a barbed suture and the mesentery.

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A 70-year-old woman underwent a partial mastectomy with preoperative diagnosis of phyllodes tumor. Histopathological examination of the resected specimen revealed noninvasive ductal carcinoma of up to 20 mm in the phyllodes tumor. We note the possibility of a situation in which a phyllodes tumor is accompanied by cancer, and detailed pathological examination is necessary.

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A 50s-year-old man was admitted to our hospital because of abdominal pain and vomitting. CT showed a thickened wall of the sigmoid colon, marked enlargement of the oral side, and a 30 mm tumor on the left lateral section of the liver. We diagnosed colonic obstruction due to sigmoid colon cancer with liver metastasis.

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We report a case of rapidly growing breast spindle cell carcinoma. The case was a 69-year-old female. Her chief complaint was right breast pain.

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The case was a woman in her 50s. Total pelvic resection was performed for advanced rectal cancer(cT4b[vagina]N3M0, cStage Ⅲc), after neoadjuvant chemoradiation therapy. Five months after the operation, she was unable to stand due to severe back pain.

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This paper reports a case of refractory ascites in a patient with gastric cancer. A peritoneo-venous shunt(PVS)was inserted in the patient, which contributed to extending the duration of home-based care as well as improving the patient's quality of life. The patient was a female in her 70s.

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The case is a 17-year-old man. He had complained of right lower abdominal pain for a week. He had no symptoms such as fever, weight loss, or night sweats.

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The patient was a 48-year-old woman. She consulted our hospital with a chief complaint of vomiting. Colonoscopy showed stenosis and edematous mucosa, and biopsy was performed.

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The patient was an 82-year-oldwoman. She consultedour hospital with a chief complaint of left breast mass. MRI showed enhancedtumor with skin andextensive pectoral muscle invasion, so it was unresectable.

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The prognosis of patients with esophageal cancer recurrence is poor, and surgical treatment is rarely performed. Here, we report on a patient with long-term survival who underwent pulmonary metastasis resection twice after curative resection of esophageal cancer. A 62-year-old male underwent curative resection of esophageal cancer after preoperative chemoradiotherapy.

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A 67-year-old female was diagnosed with Stage Ⅳ rectal cancer with paraaortic lymph node metastasis. The patient underwent Hartmann's operation with D3 lymph node and paraaortic lymph node dissection. Postoperative chemotherapy with FOLFIRI was then administered for 1 year.

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An 87-year-oldwoman was admittedto our hospital with abdominal pain andfever. Computedtomography showeda 25 mm tumor mass in the pancreatic headandshowedd ilatation of the pancreatic duct andcommon bile duct. She was diagnosed with obstructive cholangitis due to pancreatic head cancer.

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Purpose: Emergency surgery for obstructive colorectal cancer is considered to be associated with a high degree of risk, and surgery may after decompression is considered to be safer. In cases of obstructive colorectal cancer, decompression can be achieved with surgery, an ileus tube, or a stent, depending on the disease condition. We herein compare the treatment methods for obstructive colorectal cancer.

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Schwannomas are tumors and commonly occur in the head and neck region; however, they rarely present in the retroperitoneum. A 79-year-old man was admitted to our hospital for a follow-up of a tumor in the hepatic hilus. A 2.

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A 66-year-old female presented with the main complaint of defecation trouble and abdominal distention. With diagnosis of rectal cancer, cSS, cN0, cH0, cP0, cM0 cStage II, Hartmann's operation with D3 lymph node dissection was performed and a para-aortic lymph node and a disseminated node near the primary tumor were resected. Histological examination showed moderately differentiated adenocarcinoma, pSS, pN3, pH0, pP1, pM1 (para-aortic lymph node, dissemination) fStage IV.

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A 91-year-old man was referred to our hospital with intermittent dysphagia. He had undergone esophagectomy for esophageal cancer (T3N2M0 Stage III) 11 years earlier. Endoscopic examination revealed an anastomotic stricture; signs of inflammation, including redness, erosion, edema, bleeding, friability, and exudate with white plaques; and multiple depressions in the residual esophagus.

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Objective: Although laparoscopic surgery has become widespread, effective and efficient education in laparoscopic surgery is difficult. Instructive laparoscopy videos with appropriate annotations are ideal for initial training in laparoscopic surgery; however, the method we use at our institution for creating laparoscopy videos with audio is not generalized, and there have been no detailed explanations of any such method. Our objectives were to demonstrate the feasibility of low-cost simple methods for recording surgical videos with audio and to perform a preliminary safety evaluation when obtaining these recordings during operations.

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A 66-year-old woman who had undergone cholecystectomy for the treatment of gallbladder cancer 5 years and 10 months previously was referred to our center due to increased carbohydrate antigen (CA)19-9. Increased CA19-9 (136U/ml) was the only abnormality detected on initial examination, and, despite various tests, clear signs of recurrence could not be detected. Subsequently, the patient was followed.

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Pancreatoduodenectomy has become safer, but postoperative complications, including life-threatening intraperitoneal bleeding, are still relatively common. We recently treated intraperitoneal bleeding after pancreatoduodenectomy by performing a laparotomy in conjunction with the use of a large occlusion balloon catheter. Angiography had failed to identify the site of bleeding in this patient.

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Purpose: We evaluated the effectiveness of surgery to treat ileal fistulations associated with radiation exposure. SUBJECTS. An ileal fistula developed in eight patients, 13-102 months after 60 Gy of irradiation to the pelvic cavity, given as initial treatment or supportive therapy following resection of the primary tumor.

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Inflammatory myofibroblastic tumor (IMT) is an uncommon mass lesion composed of a variety of inflammatory and other mesenchymal cells. Although IMT was originally reported in the lung, it is now recognized that IMT can occur in a variety of organs. The occurrence of IMT in the pancreas, however, is rare.

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