Applicationvalueof3DLAVAdynamiccontrastMRinBuddGChiarisyndrome / 实用放射学杂志

ABSTRACT

Objective Toinvestigatetheapplicationvalueofthreedimensionalliveraccelerationvolumeacquisition(3D LAVA) multiphasedynamiccontrastenhancedMRIinBudd-Chiarisyndrome(BCS).Methods Aretrospectiveanalysiswasperformedforthe clinicaldataof49patientswithBCSwhounderwent3DLAVA multiphasedynamiccontrastenhanced MRIandwereconfirmedby DSA.Theappearanceofinferiorvenacava,hepaticvein,accessoryhepaticvein(AHV)andcollateralcirculationonbothDSAand3D LAVA wereobserved.BCStypeandAHVnumberswereanalyzedusingtheχ2test.3DLAVAandDSAinthemeasurementofthe mean diameter of A H V were compared by Student’s t test.The Kappa statistics was calculated to quantify the consistency between thetwomethodsinthedetectionofAHV.Results Amongthe49patients,therewasnosignificantdifferencebetweenMRIandDSA inBCSclassification (P＝0.694).MRIandDSAshowedstatisticalsignificances(P＜0.01)inthenumberofAHVandthemeancaliber of the A H V respectively.T he Kappa coefficient (K＝0.621 ) de m onstrated good consistency for the tw o m ethods in detecting the numberofAHV.3DLAVAshowedmoreadvantagesincollateralcirculationthanDSA.Conclusion 3DLAVA mayaccuratelydetect hepaticvein,inferiorvenacava,AHV,andextrahepaticcollateralcirculationinBCSandcanhelptoevaluatethepatient’sconditionas wellastoselectthealternativemodalityininterventionaltherapy.