HepativveinsArteriesCEHepatic bloodvesselsPortalveinbranchesappearas markedly207.0enhancedpunctiformor branchedlinearstructures童医院TTCHCMU
16 CE Hepatic blood vessels appear as markedly enhanced punctiformor branched linear structures Arteries Hepativ veins Portal vein branches
TwoscanplanesofnoteThe Ist hilus:Hepatic artery. portalvein and common hepatic duct enteringintothe liver, all presenting as similarlow attenuation.+After contrastenhancement, hepatic artery and portalvein, but bileducts, are markedly enhanced, among which portalvein is thelargestandsitesatthebacksideThe 2st hilus:At the top ofthe diaphragm,left, middleand righthepaticveinsrejoinintoinferiorvenacava(IVP，下腔静脉）17
Two scan planes of note ⚫ The 1st hilus: † Hepatic artery、portal vein and common hepatic duct entering into the liver, all presenting as similar low attenuation. † After contrast enhancement, hepatic artery and portal vein, but bile ducts, are markedly enhanced, among which portal vein is the largest and sites at the back side ⚫ The 2st hilus: † At the top of the diaphragm, left, middle and right hepatic veins rejoin into inferior vena cava (IVP, 下腔静脉) 17
The 1st hilus : three ductalstructuresNonenhancementContrastenhancementECCTTTT04.02.00CHDHAPVpdomen(PED)CHD:commonhepaticduct;HA:hepaticartery;PV:portalvein
HA CHD PV 18 CHD: common hepatic duct; HA: hepatic artery; PV: portal vein Nonenhancement Contrast enhancement The 1st hilus ：three ductal structures
The 2nd hilus : hepatic veins converging into IVPNECEMA60PI61222000.750.08.0/12.0
NE The 2nd hilus ：hepatic veins converging into IVP 19 CE
(3) Imaging diagnosis of hepatic disordersHepatic tumors(a)Hepatic cavernous hemangioma(HCH，海绵状血管瘤): the most common benign tumor (80%) in liver.(b)Hepatocellularcarcinoma（HCC，肝细胞癌）：themost commonmalignanttumorin liver20
(3) Imaging diagnosis of hepatic disorders ⚫ Hepatic tumors (a) Hepatic cavernous hemangioma (HCH，海绵状血管 瘤): the most common benign tumor (80%) in liver. (b) Hepatocellular carcinoma (HCC，肝细胞癌): the most common malignant tumor in liver 20