Hepatobiliary MR contrast agents in hypovascular hepatocellular carcinoma
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Hepatobiliary MR contrast agents in hypovascular hepatocellular carcinoma. / Motosugi, Utaroh; Bannas, Peter; Sano, Katsuhiro; Reeder, Scott B.
in: J MAGN RESON IMAGING, Jahrgang 41, Nr. 2, 02.2015, S. 251-65.Publikationen: SCORING: Beitrag in Fachzeitschrift/Zeitung › SCORING: Zeitschriftenaufsatz › Forschung › Begutachtung
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TY - JOUR
T1 - Hepatobiliary MR contrast agents in hypovascular hepatocellular carcinoma
AU - Motosugi, Utaroh
AU - Bannas, Peter
AU - Sano, Katsuhiro
AU - Reeder, Scott B
N1 - © 2014 Wiley Periodicals, Inc.
PY - 2015/2
Y1 - 2015/2
N2 - Hepatocellular carcinoma (HCC) develops via multistep hepatocarcinogenesis, during which hypovascular/early HCC precedes the typical hypervascular HCC. The hypovascular HCC lacks the typical hallmark imaging features of HCC, such as late arterial phase enhancement and portal venous washout, limiting early detection using conventional extracellular contrast agents for dynamic magnetic resonance imaging (MRI) or computed tomography (CT) imaging. In recent years, gadolinium-based contrast agents with hepatobiliary uptake have garnered interest from radiologists and hepatologists due to their potential for improved detection of HCC during hepatobiliary phase MRI. Lesions with reduced or absent hepatocyte function appear hypointense in the hepatobiliary phase of gadoxetic acid-enhanced MRI. This behavior can be exploited for earlier detection of hypovascular HCC. This review describes the general characteristics and advantages of gadoxetic acid for the diagnosis of HCC with a particular focus on hypovascular/early HCC.
AB - Hepatocellular carcinoma (HCC) develops via multistep hepatocarcinogenesis, during which hypovascular/early HCC precedes the typical hypervascular HCC. The hypovascular HCC lacks the typical hallmark imaging features of HCC, such as late arterial phase enhancement and portal venous washout, limiting early detection using conventional extracellular contrast agents for dynamic magnetic resonance imaging (MRI) or computed tomography (CT) imaging. In recent years, gadolinium-based contrast agents with hepatobiliary uptake have garnered interest from radiologists and hepatologists due to their potential for improved detection of HCC during hepatobiliary phase MRI. Lesions with reduced or absent hepatocyte function appear hypointense in the hepatobiliary phase of gadoxetic acid-enhanced MRI. This behavior can be exploited for earlier detection of hypovascular HCC. This review describes the general characteristics and advantages of gadoxetic acid for the diagnosis of HCC with a particular focus on hypovascular/early HCC.
KW - Carcinoma, Hepatocellular
KW - Contrast Media
KW - Gadolinium DTPA
KW - Humans
KW - Liver Neoplasms
KW - Magnetic Resonance Imaging
KW - Journal Article
KW - Review
U2 - 10.1002/jmri.24712
DO - 10.1002/jmri.24712
M3 - SCORING: Journal article
C2 - 25104398
VL - 41
SP - 251
EP - 265
JO - J MAGN RESON IMAGING
JF - J MAGN RESON IMAGING
SN - 1053-1807
IS - 2
ER -