2020
DOI: 10.1007/s00261-020-02779-x
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Quantification of liver function using gadoxetic acid-enhanced MRI

Abstract: The introduction of hepatobiliary contrast agents, most notably gadoxetic acid (GA), has expanded the role of MRI, allowing not only a morphologic but also a functional evaluation of the hepatobiliary system. The mechanism of uptake and excretion of gadoxetic acid via transporters, such as organic anion transporting polypeptides (OATP1,3), multidrug resistance-associated protein 2 (MRP2) and MRP3, has been elucidated in the literature. Furthermore, GA uptake can be estimated on either static images or on dynam… Show more

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Cited by 45 publications
(38 citation statements)
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“…As a result of these advantages, gadoxetic acid–enhanced MRI has been the primary evaluation tool in HCC patients [ 40 ]. Our research adds further evidence to the implementation of gadoxetic acid–derived liver function assessment in patients with hepatocellular carcinoma [ 41 ].…”
Section: Discussionmentioning
confidence: 86%
“…As a result of these advantages, gadoxetic acid–enhanced MRI has been the primary evaluation tool in HCC patients [ 40 ]. Our research adds further evidence to the implementation of gadoxetic acid–derived liver function assessment in patients with hepatocellular carcinoma [ 41 ].…”
Section: Discussionmentioning
confidence: 86%
“…This may be due to the role of FGFR4 gene in mediating tumor angiogenesis. The performance of contrast agent gadoxetic acid in hepatocarcinoma tissues during enhanced MRI is mainly related to the uptake and excretion of gadolinium acid by proteins such as organic anion transport polypeptide (OATP), multi-drug resistance associated protein 2(MRP2) and MRP3, resulting in the corresponding changes in the signal intensity in the hepatobiliary phase [21]. FGFR4 for tissue proliferation repair, may lead to cancer the inconsistency of the ingredients in the organization, and to the corresponding organization contrast agent to absorb and discharge distribution change of transporter, which may cause enhancement scanning courage period mixed high and low signal.…”
Section: Rna Extraction and Rt-pcrmentioning
confidence: 99%
“…Another possible limitation for the use of ECV in routine clinical liver MRI is that ECV calculation is based on the use of MR contrast agents with extracellular distribution, while routine clinical liver MRI is often performed using hepatocyte-specific contrast agents, such as gadolinium ethoxybenzyl diethylenetriamine pentaacetic acid (Gd-EOB-DTPA). Instead of distributing to the extracellular space as an extracellular contrast agent, approximately 50% of circulating Gd-EOB-DTPA is actively taken up from hepatic sinusoids into hepatocytes by organic anion-transporting polypeptides (OATP1B1 and OATP1B3) [19,20], thereby rendering ECV calculation in the liver impossible. Because Gd-EOB-DTPA is a paramagnetic substance that shortens the longitudinal relaxation (T1) time, ΔT1 of the liver can be calculated as a noninvasive imaging biomarker to quantify hepatocellular function.…”
Section: Introductionmentioning
confidence: 99%
“…Because Gd-EOB-DTPA is a paramagnetic substance that shortens the longitudinal relaxation (T1) time, ΔT1 of the liver can be calculated as a noninvasive imaging biomarker to quantify hepatocellular function. ΔT1 represents the difference in the T1 relaxation time before and after Gd-EOB-DTPA application in the hepatobiliary phase [19].…”
Section: Introductionmentioning
confidence: 99%