BACKGROUND Hepatoid carcinoma(HC)is an extremely rare neoplasm that is morphologicallysimilar to hepatocellular carcinoma.HC has been described in various organ
BACKGROUND The conventional implant approach involves flap elevation,which may result in increased soft tissue and bone loss and postoperative morbidity.The fla
BACKGROUND Systemic sclerosis is a rare connective tissue disease characterized by localized ordiffuse skin thickening and fibrosis,which usually accumulates in