Publications by authors named "Chino O"

Article Synopsis
  • Pancreaticoduodenectomy (PD) is a complex surgery, especially when dealing with vascular structures and tumors in patients who have had previous surgeries like esophageal cancer reconstruction.
  • The case presented involves a 76-year-old man with pancreatic head cancer and median arcuate ligament syndrome (MALS), who had previously undergone gastric tube reconstruction.
  • This unique surgical procedure utilized advanced imaging techniques to preserve blood flow to critical arteries, ensuring the patient's vascular integrity during and after the operation.
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Background: Metastatic esophageal cancer is rare. Its common primary lesions include lung cancer and breast cancer. Metastatic esophageal cancer originating from colorectal cancer is rarer.

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Background: Epstein-Barr virus is associated with various malignancies. Epstein-Barr virus-associated gastric carcinoma (EBVaGC) was reported in 1990. While gastric carcinoma with lymphoid stroma (GCLS) is a rare gastric cancer, 80% to 90% of these tumors are associated with Epstein-Barr virus infection.

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Article Synopsis
  • The study aimed to assess job stress and burnout among employees at a COVID-19 hospital in Japan before and after the third wave of infections.
  • Surveys were conducted in October 2020 and March 2021 with 151 employees, utilizing the Maslach Burnout Inventory to measure burnout levels.
  • Results indicated 31.1% of employees considered leaving their jobs, with 13.2% experiencing burnout in March 2021, emphasizing the need for ongoing mental health evaluations and targeted interventions to prevent burnout and enhance staff well-being.
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Article Synopsis
  • Foreign body ingestion is common in emergency settings, but cases with multiple sharp objects in various organs are rare and lack established treatment guidelines.
  • A 31-year-old magician experienced epigastric discomfort after possibly swallowing needles during a trick; imaging revealed needles in the liver, duodenum, and colon.
  • Successful removal of most needles was achieved through endoscopy and laparoscopy, and the patient was discharged without complications after four days, highlighting the need for teamwork among medical specialists in such complex cases.
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Background: The incidence of esophageal adenocarcinoma in Europe and the United States rapidly increased from the latter half of the 1970s and exceeded that of esophageal squamous cell carcinoma in the latter half of the 1990s, currently accounting for approximately 60% of all esophageal carcinomas. Recently, its incidence has also increased in Japan, raising concerns that it will follow a course similar to that in Europe and the United States.

Summary: The incidence of esophageal adenocarcinoma in Japan was about 2% until the 1990s, but in recent years, it has risen to 6.

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We report a case of pericardial fenestration in a patient with myocardial metastasis and cardiac tamponade after surgery for esophageal cancer. A 66-year-old man had been suffering from orthopnea, hypotension and general malaise due to cardiac tamponade and heart failure. Esophagectomy was performed with substernal gastric tube reconstruction for advanced esophageal carcinoma.

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The patient was a 70-year-old man. Hepatic dysfunction was found in 1988 and chronic hepatitis C was diagnosed in 1993. He received interferon-alpha therapy, but did not respond to it.

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An 88-year-old woman, with a history of resection of stage IIA lung cancer in 1998, was referred to our hospital in August 2010 complaining of upper abdominal pain, vomiting, and dark brown stools. After endoscopic examination, she was admitted with a diagnosis of Mallory-Weiss syndrome. Vomiting occurred when food intake was resumed after fasting.

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A 67-year-old man was pointed out mucosal irregularity on health check-up and was referred to our institution. Diagnostic examinations were performed and an aggregated type 0-IIa lesion having 3 small protrusions was recognized in the middle thoracic esophagus. Endoscopic biopsy led to diagnosis of esophageal cancer concomitant with adenocarcinoma and squamous cell carcinoma.

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We report a 75 year old man in whom primary malignant melanoma of the esophagus (PMME) was detected on an upper gastrointestinal radiographic contrast study and upper gastrointestinal endoscopy during a regular medical checkup. An extensive black lesion with a 1.5 x 1.

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Metastatic tumors of the small intestinal tract from extra-abdominal sites are rare. We report herein a rare case of small intestinal metastasis from esophageal carcinoma that presented with perforated peritonitis. A 71-year-old man with dysphagia was referred to our hospital for further examination and treatment, and was diagnosed with type 3 advanced esophageal squamous cell carcinoma of the lower thoracic esophagus.

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We report a rare case of primary small cell type esophageal neuroendocrine carcinoma with a unusual endoscopic form similar to a submucosal tumor with the results of the histological and immunohistochemical analyses. A 57-year-old woman with dysphagia was referred to our hospital for further examination and treatment, and was diagnosed as type 1s esophageal carcinoma in the middle thoracic esophagus. Endoscopy revealed a protruding esophageal carcinoma resembling a submucosal tumor with an irregular and nodular surface covered by non-neoplastic epithelium stained with iodine.

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We here report a rare case of esophageal intramural pseudodiverticulosis with dysphagia. A 65-year-old man was suffering from intermittent dysphagia for 10 years, which had been worsening in recent months. Endoscopic examination revealed multiple, small, saccular diverticula and mild annular stricture with numerous white plaques from the cervical esophagus to the middle thoracic esophagus.

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The glycoprotein laminin 5γ2 chain (LN-5γ2) has recently become a focus of increased interest and investigation as a marker of invasion in gastrointestinal malignancies. We investigated the significance of LN-5γ2 expression as a prognostic factor in superficial esophageal cancer. The study population consisted of 87 patients who had undergone a transthoracic esophagectomy and three-field lymphadenectomy for the treatment of superficial esophageal cancer at Tokai University Hospital.

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Background: In 2009, the rate of thoracoscopic esophagectomy for esophageal cancer was about 20% in Japan. This low rate may be due to the difficulty in maintaining a good surgical field and the meticulous procedures that are required. The purpose of this study was to establish and evaluate a new procedure for performing a thoracoscopic esophagectomy while the patient is in a prone position using a preceding anterior approach to make the esophagectomy easier to perform.

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Background: Prognostic factors for superficial esophageal cancer cannot be limited to such factors as lymph node metastasis (N factor), depth of tumor invasion (T factor), and genetic alterations. The purpose of this study was to examine whether invasive growth patterns of tumors, such as infiltrative growth pattern c (INFc) and budding, represent new useful prognostic factors for superficial esophageal cancer.

Methods: We investigated 87 cases of superficial esophageal cancer in patients treated with radical surgery.

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Spontaneous esophageal rupture is a comparatively rare disease, and thought to be a severe emergency disease clinically. Most patients of spontaneous esophageal rupture complained of chest pain after vomiting, which required an appropriate diagnosis. Emergency operation for the extra-mediastinal rupture type and intra-mediastinal rupture type, also conservative treatment for the intra-mediastinal rupture type achieved satisfactory results.

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The indications for endoscopic resection (ER) in esophageal cancer are limited to cases without lymph node metastasis because it is a local therapy. The relationship between cancer depth and lymph node metastasis has been clarified according to the pathologic analysis of lymph nodes removed during esophagectomy for early esophageal cancer. Cancer invasion remaining in the lamina propria mucosa rarely metastasizes to the lymph nodes, and ER is thus indicated.

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During the last 30 years, the median survival time and 5-year survival rate of esophageal cancer have improved significantly. In recent years, two major factors have greatly contributed to improve the outcomes of treatment for esophageal cancer in Japan. One is the establishment of endoscopic diagnosis and treatment of superficial esophageal cancer, and another is the establishment of a standard surgical procedure, subtotal esophagectomy with dissection of three field lymph nodes.

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p63, which has recently been identified as a member of the p53 gene family, plays many important roles in human tissue functions. We examined p63 expression patterns in esophageal Barrett's adenocarcinoma, including early-stage cancers, as well as its clinicopathological significance. Immunoreactivity for p63 was detected in 45.

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The indications for endoscopic treatment are limited to cases without lymph node metastasis, because it is only a local therapy. The relationship between cancer depth and lymph node metastasis has been clarified based on the pathologic analysis of lymph nodes removed during esophagectomy for early esophageal cancer. Cancer confined to the lamina propria mucosa rarely undergoes lymph node metastasis and complete endoscopic resection (ER) is indicated.

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