scholarly journals Inkwelling increases benign stricture formation after Ivor Lewis esophagogastrectomy

2007 ◽  
Vol 133 (2) ◽  
pp. 581-582 ◽  
Author(s):  
Enoch Akowuah ◽  
Manfred Junemann-Ramirez ◽  
Odunayo Kalejayie ◽  
Joseph Rahamim
2020 ◽  
pp. 2828-2848
Author(s):  
Rebecca C. Fitzgerald ◽  
Massimiliano di Pietro

Defective conduit function of the oesophagus readily induces clinical symptoms and may have serious effects on nutrition and the lungs, the latter resulting from aspiration of gastro-oesophageal contents. Oesophageal pain and dysphagia caused by diseases of the muscular layer or epithelium are often disabling. The oesophagus is exposed to numerous hostile environments including carcinogens in food or those derived from tobacco, betel nuts, and other ingested sources and hence carcinomas can occur. Chronic reflux disease from exposure to corrosive upper gastrointestinal secretions is also associated with malignant disease—adenocarcinoma—as well as benign stricture formation related to the action of pepsin.


2015 ◽  
Vol 129 (S3) ◽  
pp. S53-S57 ◽  
Author(s):  
T Bewes ◽  
R Sacks ◽  
P L Sacks ◽  
D Chin ◽  
N Mrad ◽  
...  

AbstractBackground:Nasolacrimal duct obstruction is common and is usually a result of benign stricture formation. Although neoplasia near or around the lacrimal system may produce epiphora, the incidence of neoplasia from within the lacrimal system as a cause of nasolacrimal duct obstruction is not well documented.Methods:A retrospective study was performed on all patients undergoing dacryocystorhinostomy with a history of epiphora. The incidence of patients with operative findings of intra-lacrimal neoplasm was sought. Histopathologically confirmed cases were included.Results:The study comprised 537 patients, who underwent a total of 631 endoscopic dacryocystorhinostomy procedures between January 1998 and July 2013. Non-stenotic causes of nasolacrimal duct obstruction were encountered in 3.01 per cent of dacryocystorhinostomy procedures, and included neoplastic, inflammatory and infectious pathologies. Inverted papilloma was the most common cause, encountered in 0.79 per cent of dacryocystorhinostomy operations.Conclusion:These findings suggest that neoplasia is an uncommon but not a rare cause of nasolacrimal duct obstruction. Surgical teams performing high numbers of dacryocystorhinostomy procedures should be aware of such pathology and patients counselled appropriately.


Author(s):  
Brian Housman ◽  
Dong‐Seok Lee ◽  
Andrea Wolf ◽  
Daniel Nicastri ◽  
Andrew Kaufman ◽  
...  

2021 ◽  
Vol 27 (Supplement_1) ◽  
pp. S34-S34
Author(s):  
Ren Mao ◽  
Genevieve Doyon ◽  
Ilyssa Gordon ◽  
Jiannan Li ◽  
Sinan Lin ◽  
...  

Abstract Background and Aims Creeping fat, the wrapping of mesenteric fat around the bowel wall, is a typical feature of Crohn’s disease, and is associated with stricture formation and bowel obstruction. How creeping fat forms is unknown, and we interrogated potential mechanisms using novel intestinal tissue and cell interaction systems. Methods Tissues from normal, ulcerative colitis, non-strictured and strictured Crohn’s disease intestinal specimens were obtained. Fresh and decellularized tissue, mesenteric fat explants, primary human adipocytes, pre-adipocytes, muscularis propria cells, and native extracellular matrix were used in multiple ex vivo and in vitro systems involving cell growth, differentiation and migration, proteomics, and integrin expression. Results Crohn’s disease muscularis propria cells produced an extracellular matrix scaffold which is in direct spatial and functional contact with the immediately overlaid creeping fat. The scaffold contained multiple proteins, but only fibronectin production was singularly upregulated by TGF-b1. The muscle cell-derived matrix triggered migration of pre-adipocytes out of mesenteric fat, fibronectin being the dominant factor responsible for their migration. Blockade of α5β1 on the pre-adipocyte surface inhibited their migration out of mesenteric fat and on 3D decellularized intestinal tissue extracellular matrix. Conclusion Crohn’s disease creeping fat appears to result from the migration of pre-adipocytes out of mesenteric fat and differentiation into adipocytes in response to an increased production of fibronectin by activated muscularis propria cells. These new mechanistic insights may lead to novel approaches for prevention of creeping fat-associated stricture formation.


Author(s):  
Yassin Eddahchouri ◽  
◽  
Frans van Workum ◽  
Frits J. H. van den Wildenberg ◽  
Mark I. van Berge Henegouwen ◽  
...  

Abstract Background Minimally invasive esophagectomy (MIE) is a complex and technically demanding procedure with a long learning curve, which is associated with increased morbidity and mortality. To master MIE, training in essential steps is crucial. Yet, no consensus on essential steps of MIE is available. The aim of this study was to achieve expert consensus on essential steps in Ivor Lewis and McKeown MIE through Delphi methodology. Methods Based on expert opinion and peer-reviewed literature, essential steps were defined for Ivor Lewis (IL) and McKeown (McK) MIE. In a round table discussion, experts finalized the lists of steps and an online Delphi questionnaire was sent to an international expert panel (7 European countries) of minimally invasive upper GI surgeons. Based on replies and comments, steps were adjusted and rephrased and sent in iterative fashion until consensus was achieved. Results Two Delphi rounds were conducted and response rates were 74% (23 out of 31 experts) for the first and 81% (27 out of 33 experts) for the second round. Consensus was achieved on 106 essential steps for both the IL and McK approach. Cronbach’s alpha in the first round was 0.78 (IL) and 0.78 (McK) and in the second round 0.92 (IL) and 0.88 (McK). Conclusions Consensus among European experts was achieved on essential surgical steps for both Ivor Lewis and McKeown minimally invasive esophagectomy.


2018 ◽  
Vol 31 (Supplement_1) ◽  
pp. 162-162
Author(s):  
Hannah Andrae ◽  
Thomas Musholt ◽  
Hauke Lang ◽  
Peter Grimminger

Abstract Background Esophagotracheal perforation is a very severe complication. However, an esophagotracheal perforation caused due to an esophageal stent after anastomotic leakage after ivor-lewis resection, is even more complex and associated with high mortality. Therefore we present a case how we managed a high esophagotracheal perforation and anastomotic leakage after ivor-lewis resection of esophageal cancer, prior treated with neoadjuvant radiochemotherapy. Methods Case report A 71-year old patient was transferred to our center due to an esophagotracheal perforation at the proximal stent—and at 18–20 cm from the front teeth row. The stent had been placed due to anastomotic leakage after ivor-lewis resection. The patient's history began with a squamous cell carcinoma of the esophagus, treated with neoadjuvant radiochemotherapy and followed by ivor-lewis esophagectomy. She developed an anastomotic leakage, which was treated with an esophageal stent. This stent perforated and caused a fistula between the esophagus and the trachea. Results After transfer to our center, we performed a tracheotomia with a tubus blocked, distal of the esophagotracheal fistula, to prevent a respiratory insufficiency. We removed the dislocated stent and induced an endosponge therapy. A prolonged healing process lead to a step-by-step decrease of the anastomotic leakage. Finally, the semicircular hole could be supplied by a fibrin sealant. We resected the fistula via cervical surgery and placed a pectoralis muscle flap between trachea and esophagus. The surgery was performed under steady neuromonitoring control. The postoperative course was uncomplicated. The patient could be extubated with spontaneous breathing. Eleven days after surgery, the patient could be discharged fully enteralised. The stomach interponate could be kept. Half a year later, our patient shows up in our regular consultation, reporting no dysphagia. Conclusion Our experience with endosponge treatment suggests that this is the first choice for successful healing of anastomotic leakage after ivor-lewis resection. A stenting of the esophagus after finding an anastomotic leakage can be considered, but is associated with a risk of further complication. Disclosure All authors have declared no conflicts of interest.


Author(s):  
Pridvi Kandagatla ◽  
Ali Hussein Ghandour ◽  
Ali Amro ◽  
Andrew Popoff ◽  
Zane Hammoud

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