21 Result(s)
within
Masanori Yoshimitsu
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Article
Survival outcomes of patients with stage III colorectal cancer aged ≥ 80 years who underwent curative resection: the HiSCO-04 prospective cohort study
The efficacy of adjuvant chemotherapy in elderly patients aged ≥ 80 years with stage III colorectal cancer remains unclear. In parallel with a multicenter prospective phase II trial evaluating the efficacy of ...
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Article
Association between social background and implementation of postoperative adjuvant chemotherapy for older patients undergoing curative resection of colorectal cancers, sub-analysis of the HiSCO-04 study
Adjuvant chemotherapy is recommended following colorectal cancer resection based on risk of recurrence. In older patients, treatment decisions should consider recurrence rates and tolerability, as well as func...
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Article
Predictive factors associated with anastomotic leakage after resection of rectal cancer: a multicenter study with the Hiroshima Surgical study group of Clinical Oncology
Several factors have been reported as risk factors for anastomotic leakage after resection of rectal cancer. This study aimed to evaluate the risk factors for anastomotic leakage, including nutritional and imm...
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Article
A prospective feasibility study of uracil–tegafur and leucovorin as adjuvant chemotherapy for patients aged ≥ 80 years after curative resection of colorectal cancer, the HiSCO-03 study
There is no consensus on the safety and effectiveness of adjuvant chemotherapy for patients with stage III colorectal cancer (CRC) aged ≥ 80 years. We conducted a prospective multi-institutional phase II study...
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Article
Open AccessGiant esophageal liposarcoma with squamous cell carcinoma resected via the cervical approach: a case report
Liposarcoma is one of the most common soft tissue sarcomas, but is extremely rarely found in the esophagus. There have been no reports of esophageal liposarcoma together with superficial carcinoma of the esoph...
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Article
Open AccessCutaneous metastasis of cecum cancer with MSI-high and BRAFV600E mutation: a case report
Cutaneous metastases of colorectal cancer (CRC) are rare, occurring in 0.7% to 5% of cancer patients. Furthermore, the molecular subtypes of cutaneous metastasis of CRC are unclear. Here, we present a rare cas...
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Article
Prognostic value of preoperative carcinoembryonic antigen and D-dimer concentrations in patients undergoing curative resection for colorectal cancer
Carcinoembryonic antigen (CEA) has limited value as a standalone predictor of the survival in patients with colorectal cancer (CRC). D-dimer (DD) is a predictor of the survival in patients with metastatic CRC....
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Article
Indocyanine green fluorescence imaging for subtotal esophagectomy due to esophageal stenosis after acute esophageal necrosis: a report of two cases
Although esophageal stricture after acute esophageal necrosis (AEN) is often refractory to dilation therapy, there have been few reports of surgical intervention. We report two rare cases of successful subtota...
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Article
Acute cholecystitis caused by gallbladder metastasis from non-small cell lung cancer: a case report
Although non-small cell lung cancer can metastasize to any part of the body, metastasis to the gallbladder is extremely rare. We present a case of acute cholecystitis caused by gallbladder metastasis from non-...
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Article
Open AccessGluteal-fold flap repair of rectovaginal fistula caused by aluminum potassium sulfate hydrate-tannic acid injection for internal hemorrhoids: a case report
Rectovaginal fistula (RVF) following aluminum potassium sulfate hydrate-tannic acid (ALTA) injection therapy for hemorrhoids is a rare complication. We report the first case of RVF after ALTA injection therapy...
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Article
Short-term outcomes of laparoscopic surgery in octogenarians with colorectal cancer: a single-institution analysis
The number of elderly patients with colorectal cancer (CRC) treated with surgery has gradually increased. The aim of this study was to evaluate the short-term outcomes in patients ≥80 years of age who underwen...
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Article
Open AccessA multi-institutional feasibility study of S-1/oxaliplatin plus bevacizumab in patients with advanced/metastatic colorectal cancer: the HiSCO-02 prospective phase II study
FOLFOX is a standard combination chemotherapy regimen for metastatic colorectal cancer (CRC). 5-Fluorouracil (5-FU) is infused continuously through a pump for 46 h; therefore, replacement of infused 5-FU with ...
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Article
A case of thoracic esophageal cancer with an unusual type of duplicated inferior vena cava
We describe here a thoracic esophageal cancer with an unusual type of duplicated inferior vena cava. A 58-year-old man was referred to our hospital because a tumor in his lower esophagus had been identified by...
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Article
Inguinal hernia repair with the mesh plug method is safe after radical retropubic prostatectomy
We evaluated the safety and efficiency of using the mesh plug method (MP) to repair inguinal hernias in patients with a history of radical retropubic prostatectomy (RRP). We also investigated how RRP influenc...
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Chapter
Technical Considerations
In this paper we describe the basic techniques for a single-port laparoscopic surgery. The surgical techniques are classified into the multiple trocar method and the multi-channel port method because of access...
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Article
Open AccessUsing the Objective Structured Assessment of Technical Skills (OSATS) global rating scale to evaluate the skills of surgical trainees in the operating room
The education of surgical trainees should be based on an accurate evaluation of their surgical skill levels. In our hospital, the Objective Structured Assessment of Technical Skills (OSATS) is used for this pu...
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Article
Alterations in portal vein blood pH, hepatic functions, and hepatic histology in a porcine carbon dioxide pneumoperitoneum model
Intra-abdominal high pressure and acidosis by carbon dioxide (CO2) pneumoperitoneum is known to affect various organ functions. In this study, changes in liver functions and liver histology were investigated duri...
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Article
Gastrointestinal stromal tumors of the small intestine in pediatric populations: a case report and literature review
An 18-year-old girl presented with abdominal pain and a tumor was subsequently detected in the jejunum. We therefore carried out a wedge resection of the jejunum. The diagnosis of GIST was confirmed histologic...
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Article
Hybrid Hand-Assisted Colectomy for Transverse Colon Cancer: A Useful Technique for Non-Expert Laparoscopic Surgeons
Laparoscopic assisted colectomy (LAC) is commonly performed, but LAC for transverse colon cancer is a complex procedure, even in the hands of experts. In particular, laparoscopic take-down of the splenic and/o...
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Article
Open AccessRetroperitoneal abscess complicated with necrotizing fasciitis of the thigh in a patient with sigmoid colon cancer
Necrotizing fasciitis of the thigh due to the colon cancer, especially during chemotherepy, has not been previously reported.
