Pathological classification of intrahepatic cholangiocarcinoma based on a new concept

Figure 5 Variants of intrahepatic cholangiocarcinoma. A: Mucinous type and carcinoma cells are floating in a mucinous lake; B: Mucinous type and in the invasive part of the intraductal papillary neoplasm of bile duct, mucinous changes are found; C: Clear cell type and clear cell carcinoma shows a tubular pattern with a desmoplastic reaction; D: Sarcomatous type and spindle cell sarcoma grows medullary.