Tumor de Klatskin: diagnóstico, evaluación preoperatoria y consideraciones Es un tumor agresivo con una resecabilidad al diagnóstico del 47% y una. Cholangiocarcinomas (CCCs) are malignancies of the biliary duct system Perihilar tumors, also called Klatskin tumors (after Klatskin’s description of them in The etiology of most bile duct cancers remains undetermined. Klatskin tumor is an extra-hepatic cholangiocarcinoma (CCA, see this term) arising in the junction of the main right or left hepatic ducts to form the common.

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The cause of cholangiocarcinoma has not been defined. PMC ] [ PubMed: Wires were inserted into the left and right biliary systems. Only 2 years follow-up. J Clin Gastroenterol ; Ann Surg Oncol, 15pp. Diagnosis of portal venous invasion by pancreatobiliary carcinoma: With the improved diagnostic tests and histopathological knowledge, in the future we may be better able d define whether they are 2 distinct entities or if they are clinically and biologically the same.

SONOWORLD : Klatskin tumor

The material is in no way intended to replace professional medical care by a qualified specialist and should not be used as a basis for diagnosis or treatment.

Preoperative portal embolisation was described in the s, initially by Makuuchi et al. Results of a five year experience. In a multicentre study published by De Jong et al.

Unilateral versus bilateral endoscopic hepatic duct drainage in patients with malignant hilar biliary obstruction: These conditions appear to be related to an anomalous pancreatico-biliary duct junction and, perhaps, are related to the reflux of pancreatic secretions into the bile duct.

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Klatskin tumor during ERCP. Subsequently, a series of 13 patients with this diagnosis was reported by Klatskin in Positron emission tomography PET for cholangiocarcinoma.

Klatskin tumor

Carcinoma of the hepatic duct bifurcation cnacer first described by Altemeir in Indications for portal vein embolization in perihilar cholangiocarcinoma. Surgical resection involves a liver resection with caudate lobectomy in order to achieve a higher chance of negative resection margins.

Contrast enhanced spiral CT scanning provides highly accurate ds for imaging small lesions of biliary tree and clarifying the relationship of the tumor and portal venous and arterial structures. Abdom Imaging, 29pp.

No prospective, randomized trials demonstrating a therapeutic benefit for radiation, chemotherapy or combination therapy have yet been reported. The impact of portal vein resection on outcomes for hilar cholangiocarcinoma: Other diagnostic tests for this type of tumour would be: These results support the use of surgery for these tumours, if in spite of local extension it is possible to perform a R0 resection, given that it is possible to increase survival to 5 years regardless of local extension.

They even achieve rates of survival that are equal to or higher than those for patients without preoperative vascular involvement and who were therefore not subjected to portal resection. Scandinavian Journal of Gastroenterology. Further, industrial exposure to asbestos and nitrosaminesand the use of the radiologic contrast agent, Thorotrast thorium dioxideare considered to be risk factors for the development of cholangiocarcinoma.

Two-thirds of cases occur in patients over the age of 65, with a near ten-fold increase in patients over 80 years of age. Br J Surg, 98pp.

Liver fluke-associated and sporadic cholangiocarcinoma: Are you a health professional able to prescribe or dispense drugs? Finally, industrial exposure to asbestos and nitrosamines, and the use of the radiologic contrast agent, Thorotrast thorium dioxideare considered to be risk factors for the development of cholangiocarcinoma.

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Klatskin tumor – Wikipedia

Complete resection is the most effective and only potentially curative therapy, with a survival rate of less than 12 months in unresectable cases. Of the patients with Klatskin tumors undergoing operative exploration, 8 4. Due to all of the above considerations it is recommended that each case be evaluated individually, and that surgery be used if an R0 resection can be achieved in the absence of distant metastasis or peritoneal involvement.

Staging laparoscopy for hilar cholangiocarcinoma in patients. SRJ is a prestige metric based on the idea that not all citations are the same. The majority of studies have evaluated these in pancreatic neoplasias and in CC to a lesser extent, without specifying their location or characteristics.

All the contents of this journal, except where otherwise noted, is licensed under a Creative Commons Attribution License. Preoperative portal vein embolization for hepatocellular carcinoma.

Cholangitis is an uncommon symptom at the time of presentation of cholangiocarcinoma, but frequently occurs after endoscopic or percutaneous biliary tract instrumentation. Endoscopy, 30pp. A case of our own observation]”. World J Surg, 10pp. Detailed information Professionals Summary information Greekpdf Clinical practice guidelines English A number of pathologic conditions, however, resulting in either acute or chronic biliary tract epithelial injury may predispose to malignant change.