Klatskin tumor

Klatskin tumor Hilar coloredy malignancy refers to any neoplastic atrabilious obstruction involving the hepatic hilus. clinic on the wholey, this includes solely tumors involving the proximal 2 cm of the common hepatic duct and/or the left and theatrical role hepatic ducts and their branches. The first hilar resection for cholangiocarcinoma was undertaken only 40 eld ago and it was only 30 years ago that Klatskin pronounce a series of 13 patients with resected liverish adenocarcinoma at the hepatic duct confluence. His report was the beginning of a focused approach to these tumors, now commonly referred to as Klatskin tumors. Incidence malignant neoplastic disease of the rancour duct, cholangiocarcinoma, is an uncommon malignancy comprising less than 2% of each(prenominal) pubic louse diagnoses. The overall ordinate of occurrence of cholangiocarcinoma is 1.2/100,000 individuals, with two-thirds of all cases occuring in patients much than 65 years old , and a nestle 10-fold increased rate of occurrence in patients more than 80 years of age. each year, there are approximately 2,500 sunrise(prenominal) cases of hilar cholangicarcinoma and 1,000 cases of distal cholangicarcinom in the United States. Worldwide, cholangiocarcinoma accounts for 3% of all gastrointestinal cancers and is the piece commonest primary hepatic tumor.

Tumors at the biliary confluence at the hilum of the liver are the approximately common and moderate 40% to 60% of the total bile duct cancer. A small percentage of patients (