| 1 | Analysis of intrahepatic sarcomatoid cholangiocarcinoma:Experience from 11 cases within 17 years显示文摘BACKGROUND Intrahepatic sarcomatoid chonalgiocarcinoma(s-CCC) is an extremely rare disease, accounting for less than 1% of hepatobiliary system malignancies, and its pathophysiology is not well known. On the hypothesis that its clinical, serologic,or radiologic diagnosis are not fully understood and its prognosis is poor, we investigated the distinguishing features of s-CCC compared with those of intrahepatic bile duct adenocarcinoma [cholangiocellular carcinoma(CCC)] in patients from a single center.AIM To analyze the clinical, serologic, imaging, and histopathologic characteristics of intrahepatic s-CCC patients diagnosed in a single center.METHODS The clinical, serologic, imaging, and histopathologic features of 227 patients diagnosed with intrahepatic cholangiocarcinoma(IHCC) in a single medical center during the last 17 years were analyzed. The characteristics of 11 patients with s-CCC were compared with those of 216 patients with CCC.RESULTS The number of patients with s-CCC who presented fever and abdominal pain and past history of chronic viral hepatitis or liver cirrhosis(LC) was higher than that of patients with CCC. In imaging studies, patients with s-CCC showed relatively aggressive features. However, no clear distinction was observed between s-CCC and CCC based on other clinical, serologic or radiologic examination results. An accurate diagnosis could be made only via a histopathologic examination through immunohistochemical staining. The clinical course of s-CCC was generally aggressive, and patients had a relatively poor prognosis.CONCLUSION In patients with s-CCC, early diagnosis through biopsy and aggressive treatment,including surgical resection, are important. | Dong Kyun Kim Bo Ra Kim Jin Sook Jeong Yang Hyun Baek | 2019 | World Journal of Gastroenterology2019，25，5： | 11 |
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