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Ординатура / Хирургия / Библиотека им академика М.И. Перельмана / Книга_5775_Библиотеки_им_академика_М_И_Перельмана

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References:HertzbergBS,MiddletonWD.Ultrasound:therequisites,3rded.Philadelphia,PA:Elsevier,2016:318–320.
RumackCM,WilsonSR,CharboneauWJ.Diagnosticultrasound,4thed.Philadelphia,PA:ElsevierHealthSciences,2011:1424–1450.
9 Vascular
Questions
1.Whatisthenormalrangeofthehepaticarterialresistiveindex(RI)inalivertransplantpatient?
A.0to0.25 B.0.30to0.50 C.0.55to0.80 D.0.85to1.0
2.Apatientpresentsforfollow-upevaluation2yearsafteracadavericrenaltransplant.Whatisthemost
likelycauseoftheimagingfindingshowninthefigure?
A.Renalveinthrombosis B.Externalcompression C.Transplantrejection D.Acutetubularnecrosis
3.  What is the formula for resistive index? (abbreviations: PSV, peak systolic velocity; EDV, end-
diastolicvelocity)
A.(PSV−EDV)/EDV
B.(PSV−EDV)/PSV C.(EDV−PSV)/PSV D.(EDV−PSV)/EDV
4.Themostcommonlocationforapseudoaneurysminacadavericlivertransplantpatientisthe:
A.Gastroduodenalartery B.Lefthepaticartery C.Hepaticarteryanastomosis D.Celiacartery
5.Whatisthemostlikelyetiologyoftheimagingfindingsshownforthislivertransplantpatient?
A.Hepaticveinthrombosis B.Portalveinthrombosis C.Hepaticarterythrombosis D.Inferiorvenacavathrombosis
6.Whatisthemostcommonvascularcomplicationoforthotopiclivertransplant?
A.Portalveinthrombosis B.Hepaticarterythrombosis C.Hepaticveinthrombosis D.Pseudoaneurysm
7.Followingcadaveric livertransplantation9monthsago, apatientundergoessurveillanceultrasound
and is found to have new-onset ascites, pleural effusion, hepatomegaly, and distension of the hepatic veins.Themostlikelyexplanationforthesefindingsis:
A.Hepaticarterystenosis B.Portalveinstenosis
C.Venacavalstenosis D.Biliarystenosis
8.  The following imagewas obtained immediately following percutaneous biopsyof the transplanted
kidney.Themostappropriatenextstepis:
A.Short-termfollow-upultrasound B.CTangiography
C.Coilembolization D.Surgicalrepair
9.Apatient underwent renaltransplant 8 months agoandpresents forfollow-upimaging.Whatis the
significanceofthespectralwaveformobtainedduringsurveillanceimaging?
A.Renalarterystenosis B.Pseudoaneurysm