Sarcomatoid combined hepatocellular-cholangiocarcinoma is an extremely rare primary hepatic malignancy and only a few cases have been reported. Herein, we report a case of combined hepatocellular-cholangiocarcinoma with sarcomatoid changes in a 52-year-old man, who had a history of liver cirrhosis and transarterial chemoembolization. The resected liver revealed a mass of 4.5×3.5 cm. Microscopically, the tumor was composed of adenocarcinoma intermingled with poorly differentiated hepatocellular carcinoma, which contained atypical spindle cells. We also present a short review of reported cases of sarcomatoid combined hepatocellular-cholangiocarcinoma.
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Front Oncol
December 2024
Clinical Medical College, Guizhou Medical University, Guiyang, Guizhou, China.
J Surg Oncol
December 2024
Departament of Gastroenterology, Digestive Surgery Division, Liver Surgery Unit, University of São Paulo Medical School, São Paulo, Brazil.
Heliyon
December 2024
Department of Intervention, Shenzhen People's Hospital, Shenzhen, 518020, Guangdong, China.
Primary hepatic carcinoma, comprising hepatocellular carcinoma (HCC), intrahepatic cholangiocarcinoma (ICC), and combined hepatocellular cholangiocarcinoma (cHCC-CCA), ranks among the most common malignancies worldwide. The heterogeneity of tumors is a primary factor impeding the efficacy of treatments for primary hepatic carcinoma. Immunohistochemical markers may play a potential role in characterizing this heterogeneity, providing significant guidance for prognostic analysis and the development of personalized treatment plans for the patients with primary hepatic carcinoma.
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Key Laboratory of Birth Defects and Related Diseases of Women and Children, West China Second University Hospital, Ministry of Education, Sichuan University, Chengdu, 610041, Sichuan, P.R. China.
Combined hepatocellular-cholangiocarcinoma (cHCC-CCA), an extremely rare and underinvestigated subtype of primary liver cancer in children, generally has a poor prognosis and greater aggressiveness. Histological diagnosis of cHCC-CCA is difficult because of its diverse components, including hepatocellular carcinoma (HCC) and cholangiocarcinoma (CCA). cHCC-CCA shares some genetic alterations with HCC and CCA.
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December 2024
Hepatobiliary Center, The First Affiliated Hospital of Nanjing Medical University, Nanjing, 210029, China.
Combined hepatocellular cholangiocarcinoma (cHCC-CCA) is a unique subtype of primary liver cancer displaying both hepatocytic and cholangiocytic differentiation. The development of effective treatments for cHCC-CCA remains challenging because of its high heterogeneity and lack of a suitable model system. Using a three-dimensional culture system, we successfully established two novel cHCC-CCA organoid lines from patients undergoing surgical resection for primary liver cancer.
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