Type I lesions involve the common hepatic duct (CHD) immediately below the confluence; type II tumors involve the CHD and extend to the confluence but not beyond; type IIIa masses involve the CHD ...
Based on the TNM classification [21]. HA: Hepatic artery; PV: Portal vein. • T1: Tumor confined to the bile duct, with extension up to the muscle layer or fibrous tissue • T2a: Tumor invades ...
They’re also known as sunspots, solar lentigines, or liver spots — even though they have nothing to do with your liver. They are caused by long-term ultraviolet (UV) light exposure from both ...