1.The enteral feeding tube access route in esophageal cancer surgery in Japan: a retrospective cohort study
Hiroyuki KITAGAWA ; Keiichiro YOKOTA ; Tsutomu NAMIKAWA ; Kazuhiro HANAZAKI
Annals of Clinical Nutrition and Metabolism 2025;17(1):58-65
		                        		
		                        			 Purpose:
		                        			Feeding catheter jejunostomy is a useful access route for early enteral nutrition during esophageal cancer surgery. However, it may lead to postoperative bowel obstruction associated with feeding jejunostomy (BOFJ). To prevent BOFJ, we introduced feeding catheter duodenostomy via the round ligament in 2018. This study aimed to compare the incidence of BOFJ and postoperative body weight changes between feeding catheter jejunostomy and duodenostomy. 
		                        		
		                        			Methods:
		                        			A total of 109 patients who underwent thoracoscopic esophagectomy and gastric tube reconstruction for esophageal cancer at Kochi Medical School Hospital between March 2013 and November 2020 were included. Preoperative patient characteristics (age, sex, preoperative weight, body mass index, cancer stage, and preoperative treatment), surgical outcomes (operative time, blood loss, and postoperative complications [wound infection, pneumonia, anastomotic leakage, BOFJ]), and body weight changes at 1, 3, 6, and 12 months post-surgery were compared between the jejunostomy (J) and duodenostomy (D) groups. 
		                        		
		                        			Results:
		                        			The D group consisted of 35 patients. No significant differences were observed between the groups regarding age, sex, weight, body mass index, cancer stage, operative time, postoperative complications, or duration of tube placement. However, the D group had a significantly lower rate of preoperative chemotherapy (45.7% vs. 78.4%, P=0.001) and lower operative blood loss (120 mL vs. 150 mL, P=0.046) than the J group. All 12 cases of BOFJ occurred in the J group. Furthermore, the D group experienced a significantly lower weight loss ratio at 1 month postoperatively (93.9% vs. 91.8%, P=0.039). 
		                        		
		                        			Conclusion
		                        			In thoracoscopic esophagectomy, feeding duodenostomy may prevent bowel obstruction and reduce early postoperative weight loss without increasing operative time compared with feeding catheter jejunostomy. 
		                        		
		                        		
		                        		
		                        	
2.The enteral feeding tube access route in esophageal cancer surgery in Japan: a retrospective cohort study
Hiroyuki KITAGAWA ; Keiichiro YOKOTA ; Tsutomu NAMIKAWA ; Kazuhiro HANAZAKI
Annals of Clinical Nutrition and Metabolism 2025;17(1):58-65
		                        		
		                        			 Purpose:
		                        			Feeding catheter jejunostomy is a useful access route for early enteral nutrition during esophageal cancer surgery. However, it may lead to postoperative bowel obstruction associated with feeding jejunostomy (BOFJ). To prevent BOFJ, we introduced feeding catheter duodenostomy via the round ligament in 2018. This study aimed to compare the incidence of BOFJ and postoperative body weight changes between feeding catheter jejunostomy and duodenostomy. 
		                        		
		                        			Methods:
		                        			A total of 109 patients who underwent thoracoscopic esophagectomy and gastric tube reconstruction for esophageal cancer at Kochi Medical School Hospital between March 2013 and November 2020 were included. Preoperative patient characteristics (age, sex, preoperative weight, body mass index, cancer stage, and preoperative treatment), surgical outcomes (operative time, blood loss, and postoperative complications [wound infection, pneumonia, anastomotic leakage, BOFJ]), and body weight changes at 1, 3, 6, and 12 months post-surgery were compared between the jejunostomy (J) and duodenostomy (D) groups. 
		                        		
		                        			Results:
		                        			The D group consisted of 35 patients. No significant differences were observed between the groups regarding age, sex, weight, body mass index, cancer stage, operative time, postoperative complications, or duration of tube placement. However, the D group had a significantly lower rate of preoperative chemotherapy (45.7% vs. 78.4%, P=0.001) and lower operative blood loss (120 mL vs. 150 mL, P=0.046) than the J group. All 12 cases of BOFJ occurred in the J group. Furthermore, the D group experienced a significantly lower weight loss ratio at 1 month postoperatively (93.9% vs. 91.8%, P=0.039). 
		                        		
		                        			Conclusion
		                        			In thoracoscopic esophagectomy, feeding duodenostomy may prevent bowel obstruction and reduce early postoperative weight loss without increasing operative time compared with feeding catheter jejunostomy. 
		                        		
		                        		
		                        		
		                        	
3.The enteral feeding tube access route in esophageal cancer surgery in Japan: a retrospective cohort study
Hiroyuki KITAGAWA ; Keiichiro YOKOTA ; Tsutomu NAMIKAWA ; Kazuhiro HANAZAKI
Annals of Clinical Nutrition and Metabolism 2025;17(1):58-65
		                        		
		                        			 Purpose:
		                        			Feeding catheter jejunostomy is a useful access route for early enteral nutrition during esophageal cancer surgery. However, it may lead to postoperative bowel obstruction associated with feeding jejunostomy (BOFJ). To prevent BOFJ, we introduced feeding catheter duodenostomy via the round ligament in 2018. This study aimed to compare the incidence of BOFJ and postoperative body weight changes between feeding catheter jejunostomy and duodenostomy. 
		                        		
		                        			Methods:
		                        			A total of 109 patients who underwent thoracoscopic esophagectomy and gastric tube reconstruction for esophageal cancer at Kochi Medical School Hospital between March 2013 and November 2020 were included. Preoperative patient characteristics (age, sex, preoperative weight, body mass index, cancer stage, and preoperative treatment), surgical outcomes (operative time, blood loss, and postoperative complications [wound infection, pneumonia, anastomotic leakage, BOFJ]), and body weight changes at 1, 3, 6, and 12 months post-surgery were compared between the jejunostomy (J) and duodenostomy (D) groups. 
		                        		
		                        			Results:
		                        			The D group consisted of 35 patients. No significant differences were observed between the groups regarding age, sex, weight, body mass index, cancer stage, operative time, postoperative complications, or duration of tube placement. However, the D group had a significantly lower rate of preoperative chemotherapy (45.7% vs. 78.4%, P=0.001) and lower operative blood loss (120 mL vs. 150 mL, P=0.046) than the J group. All 12 cases of BOFJ occurred in the J group. Furthermore, the D group experienced a significantly lower weight loss ratio at 1 month postoperatively (93.9% vs. 91.8%, P=0.039). 
		                        		
		                        			Conclusion
		                        			In thoracoscopic esophagectomy, feeding duodenostomy may prevent bowel obstruction and reduce early postoperative weight loss without increasing operative time compared with feeding catheter jejunostomy. 
		                        		
		                        		
		                        		
		                        	
4.The enteral feeding tube access route in esophageal cancer surgery in Japan: a retrospective cohort study
Hiroyuki KITAGAWA ; Keiichiro YOKOTA ; Tsutomu NAMIKAWA ; Kazuhiro HANAZAKI
Annals of Clinical Nutrition and Metabolism 2025;17(1):58-65
		                        		
		                        			 Purpose:
		                        			Feeding catheter jejunostomy is a useful access route for early enteral nutrition during esophageal cancer surgery. However, it may lead to postoperative bowel obstruction associated with feeding jejunostomy (BOFJ). To prevent BOFJ, we introduced feeding catheter duodenostomy via the round ligament in 2018. This study aimed to compare the incidence of BOFJ and postoperative body weight changes between feeding catheter jejunostomy and duodenostomy. 
		                        		
		                        			Methods:
		                        			A total of 109 patients who underwent thoracoscopic esophagectomy and gastric tube reconstruction for esophageal cancer at Kochi Medical School Hospital between March 2013 and November 2020 were included. Preoperative patient characteristics (age, sex, preoperative weight, body mass index, cancer stage, and preoperative treatment), surgical outcomes (operative time, blood loss, and postoperative complications [wound infection, pneumonia, anastomotic leakage, BOFJ]), and body weight changes at 1, 3, 6, and 12 months post-surgery were compared between the jejunostomy (J) and duodenostomy (D) groups. 
		                        		
		                        			Results:
		                        			The D group consisted of 35 patients. No significant differences were observed between the groups regarding age, sex, weight, body mass index, cancer stage, operative time, postoperative complications, or duration of tube placement. However, the D group had a significantly lower rate of preoperative chemotherapy (45.7% vs. 78.4%, P=0.001) and lower operative blood loss (120 mL vs. 150 mL, P=0.046) than the J group. All 12 cases of BOFJ occurred in the J group. Furthermore, the D group experienced a significantly lower weight loss ratio at 1 month postoperatively (93.9% vs. 91.8%, P=0.039). 
		                        		
		                        			Conclusion
		                        			In thoracoscopic esophagectomy, feeding duodenostomy may prevent bowel obstruction and reduce early postoperative weight loss without increasing operative time compared with feeding catheter jejunostomy. 
		                        		
		                        		
		                        		
		                        	
5.The enteral feeding tube access route in esophageal cancer surgery in Japan: a retrospective cohort study
Hiroyuki KITAGAWA ; Keiichiro YOKOTA ; Tsutomu NAMIKAWA ; Kazuhiro HANAZAKI
Annals of Clinical Nutrition and Metabolism 2025;17(1):58-65
		                        		
		                        			 Purpose:
		                        			Feeding catheter jejunostomy is a useful access route for early enteral nutrition during esophageal cancer surgery. However, it may lead to postoperative bowel obstruction associated with feeding jejunostomy (BOFJ). To prevent BOFJ, we introduced feeding catheter duodenostomy via the round ligament in 2018. This study aimed to compare the incidence of BOFJ and postoperative body weight changes between feeding catheter jejunostomy and duodenostomy. 
		                        		
		                        			Methods:
		                        			A total of 109 patients who underwent thoracoscopic esophagectomy and gastric tube reconstruction for esophageal cancer at Kochi Medical School Hospital between March 2013 and November 2020 were included. Preoperative patient characteristics (age, sex, preoperative weight, body mass index, cancer stage, and preoperative treatment), surgical outcomes (operative time, blood loss, and postoperative complications [wound infection, pneumonia, anastomotic leakage, BOFJ]), and body weight changes at 1, 3, 6, and 12 months post-surgery were compared between the jejunostomy (J) and duodenostomy (D) groups. 
		                        		
		                        			Results:
		                        			The D group consisted of 35 patients. No significant differences were observed between the groups regarding age, sex, weight, body mass index, cancer stage, operative time, postoperative complications, or duration of tube placement. However, the D group had a significantly lower rate of preoperative chemotherapy (45.7% vs. 78.4%, P=0.001) and lower operative blood loss (120 mL vs. 150 mL, P=0.046) than the J group. All 12 cases of BOFJ occurred in the J group. Furthermore, the D group experienced a significantly lower weight loss ratio at 1 month postoperatively (93.9% vs. 91.8%, P=0.039). 
		                        		
		                        			Conclusion
		                        			In thoracoscopic esophagectomy, feeding duodenostomy may prevent bowel obstruction and reduce early postoperative weight loss without increasing operative time compared with feeding catheter jejunostomy. 
		                        		
		                        		
		                        		
		                        	
6.Neuroendocrine carcinoma associated with chronic ulcerative colitis: a case report and review of the literature
Yumi YOKOTA ; Hiroyuki ANZAI ; Yuzo NAGAI ; Hirofumi SONODA ; Takahide SHINAGAWA ; Yuichiro YOSHIOKA ; Shinya ABE ; Yuichiro YOKOYAMA ; Hiroyuki MATSUZAKI ; Shigenobu EMOTO ; Koji MURONO ; Kazuhito SASAKI ; Hiroaki NOZAWA ; Tetsuo USHIKU ; Soichiro ISHIHARA
Annals of Coloproctology 2024;40(Suppl 1):S32-S37
		                        		
		                        			
		                        			 Adenocarcinoma is a common histological type of ulcerative colitis-associated cancer (UCAC), whereas neuroendocrine carcinoma (NEC) is extremely rare. UCAC is generally diagnosed at an advanced stage, even with regular surveillance colonoscopy. A 41-year-old man with a 17-year history of UC began receiving surveillance colonoscopy at the age of 37 years; 2 years later, dysplasia was detected in the sigmoid colon, and he underwent colonoscopy every 3 to 6 months. Approximately 1.5 years thereafter, a flat adenocarcinoma lesion occurred in the rectum. Flat lesions with high-grade dysplasia were found in the sigmoid colon and surrounding area. The patient underwent laparoscopic total proctocolectomy and ileal pouch-anal anastomosis with ileostomy. Adenocarcinoma was diagnosed in the sigmoid colon and NEC in the rectum. One year postoperation, recurrence or metastasis was not evident. Regular surveillance colonoscopy is important in patients with long-term UC. A histological examination of UCAC might demonstrate NEC. 
		                        		
		                        		
		                        		
		                        	
7.Successful Surgical Intervention for Infected Mitral Endocarditis in a Patient Complicated with Multiple Cerebral Infarction and Hemorrhage
Junki Yokota ; Hiroyuki Nishi ; Naosumi Sekiya ; Mitsutomo Yamada ; Toshiki Takahashi
Japanese Journal of Cardiovascular Surgery 2016;45(1):37-40
		                        		
		                        			
		                        			The optimal timing of cardiac surgery for infective endocarditis in patients with severe brain complication remains unclear. We present here the successful surgical treatment of a case of infected mitral endocarditis with intractable heart failure, disseminated intravascular coagulation (DIC), and cerebral infarction with hemorrhage. A 37 year-old woman who received chemotherapy for breast cancer developed mitral infective endocarditis perhaps caused by infection of the implanted central venous access device and was referred to our hospital for an emergency operation. On admission, she had a mild fever and showed motor aphasia and right-sided hemiplegia. Brain CT scan findings revealed a cerebral infarction in the area of the left middle cerebral artery and a cerebral hemorrhage in the right occipital lobe. Echocardiography showed severe mitral regurgitation with huge mobile vegetation. Chest X-ray revealed severe pulmonary congestion and laboratory data showed DIC. After the mitral valve replacement with a bioprosthetic valve following complete excision of infected tissue, she was extubated on the first postoperative day with dramatic improvement of infectious signs and heart failure. Postoperative brain CT showed a new small brain hemorrhage, but no aggravation of the preoperative cerebral lesion. After she underwent surgical drainage for brain abscess on the 15th postoperative day, her postoperative course was uneventful. Even though this report is limited to a single case, only aggressive and prompt surgical intervention could relieve the intractable conditions in such a patient with extremely high risk.
		                        		
		                        		
		                        		
		                        	
8.Studies on Therapeutic Effects and Pathological Features of an Antithrombin Preparation in Septic Disseminated Intravascular Coagulation Patients.
Yuichiro SAKAMOTO ; Satoshi INOUE ; Takashi IWAMURA ; Tomoko YAMASHITA ; Atsushi NAKASHIMA ; Yoichi NISHIMURA ; Hiroyuki KOAMI ; Hisashi IMAHASE ; Akiko GOTO ; Kosuke Chris YAMADA ; Kunihiro MASHIKO ; Hiroyuki YOKOTA
Yonsei Medical Journal 2013;54(3):686-689
		                        		
		                        			
		                        			PURPOSE: Few reports have been made on the therapeutic effects as well as pathological features of an antithrombin preparation in patients diagnosed with septic disseminated intravascular coagulation (DIC) by the diagnostic criteria for acute DIC. MATERIALS AND METHODS: A total of 88 sepsis patients who had received inpatient hospital care during the period from January 2000 through December 2008 were divided into two groups, an antithrombin group and a non-antithrombin group, to study the outcomes. Furthermore, the relationship between sepsis-related factors and DIC in 44 patients was studied. RESULTS: The antithrombin group contained 34 patients, and the non-antithrombin group contained 54 patients. The outcomes were significantly better in the antithrombin group. The levels of protein C were low in DIC patients. CONCLUSION: Our results suggest that early administration of antithrombin might improve outcomes of septic DIC patients in the diagnostic criteria for Japanese Association for Acute Medicine acute DIC.
		                        		
		                        		
		                        		
		                        			Aged
		                        			;
		                        		
		                        			Disseminated Intravascular Coagulation/complications/diagnosis/*drug therapy
		                        			;
		                        		
		                        			Female
		                        			;
		                        		
		                        			Fibrinolytic Agents/*therapeutic use
		                        			;
		                        		
		                        			Humans
		                        			;
		                        		
		                        			Male
		                        			;
		                        		
		                        			Middle Aged
		                        			;
		                        		
		                        			Sepsis/complications/diagnosis/*drug therapy
		                        			;
		                        		
		                        			Time Factors
		                        			;
		                        		
		                        			Treatment Outcome
		                        			
		                        		
		                        	
9.Current Nutritional Management for Home Care Patients
Hiroyuki KOSHIHARA ; Mayumi MIYAO ; Sawako YOKOTA ; Kikuo AIZAWA ; Shaw AKIZUKI
Journal of the Japanese Association of Rural Medicine 2013;61(5):689-694
		                        		
		                        			
		                        			  The purpose of this study was to clarify the current nutritional management of patients receiving home-care services after discharge from Nagano Matsusiro General Hospital and to mull over the future nutritional management in their home.
  A questionnaire survey about nutrition was conducted on 53 home nursing care receivers and rehabilitation program participants.
  Patients with a body mass index of less than 18.5 (low BMI patients) accounted for 39.6%, and the total energy intake was predicted to be lower than necessary for these patients. Therefore, we deemed that it was necessary to calculate their nutritional requirements and evaluate their nutritional status.
  Nutritional evaluation was made in 84.9% of the patients. Weight was seldom measured, especialy among the enteral feeding groups.
  Not measuring weight is known to be related to an unfavorable outcome and hospitalization. Therefore, we thought it necessary to perform somatometry using a nutrition assessment kit, calculate nutritional requirements, and evaluate the nutritional status for risk reduction. Of the 44 patients who were taking food orally, 34.1% had dysphagia, and for 40% of them, there was no specific coping strategy.
  This indicated that dysphagia was not considered to be a major problem. A significantly large number of dysphagia cases were found among low BMI patients.
  For these patients, intervention by a speech therapist, as well as instruction about the risk of aspiration and choking, should be considered.
  There were significantly many a number of users of nutritional supplements among the low BMI patients, but 84.6% of them used products categorized as health foods. This suggested a lack of appropriate information about nutritional supplements. Accurate information should be provided to these patients.
  For nutritional management of home care patients, we concluded that intervention by multiple specialists (including dietitians, speech therapists, and dental hygienists) was necessary. The nutritional support team (NST) should intervene in cooperation with these specialists.
		                        		
		                        		
		                        		
		                        	
10.An introduction of simulation–based influenza education drill for medical students in Japan
Kenichi Akiyama ; Masahisa Fujita ; Koichi Taniguchi ; Katsumi Fujitani ; Fusako Nakamura ; Shuichi Suzuki ; Toshiro Shimura ; Akira Fuse ; Hiroyuki Yokota ; Toshihiko Hasegawa
Medical Education 2011;42(4):217-224
		                        		
		                        			
		                        			The preparation for influenza pandemic has become very important. However, no standardized educational package against pandemics has been established to date. We developed a simulation–based education drill for Japanese medical students based on the package developed by U.S. medical school. The drill was adapted to 201 medical students, and was evaluated by self–administered questionnaires.
1)More than 90% of the students indicated that the use of this drill is appropriate to experience a simulated pandemic situation, and to learn skills and attitudes such as teamwork and communication.
2)Up to 65% of the students answered they learned a "very clear image" for the "Importance of working as a team with other professionals".
3)The results suggest that this simulation–based education drill make the students aware not only of the need for the preparation for pandemic but also the importance of team–based approach.
		                        		
		                        		
		                        		
		                        	
            

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