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Файл:Ординатура / Хирургия / Библиотека им академика М.И. Перельмана / Книга_5775_Библиотеки_им_академика_М_И_Перельмана
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References:HertzbergBS,MiddletonWD.Ultrasound:therequisites,3rded.Philadelphia,PA:Elsevier,2016:318–320.
RumackCM,WilsonSR,CharboneauWJ.Diagnosticultrasound,4thed.Philadelphia,PA:ElsevierHealthSciences,2011:1424–1450.

9 Vascular
Questions
1.Whatisthenormalrangeofthehepaticarterialresistiveindex(RI)inalivertransplantpatient?
A.0to0.25
B.0.30to0.50
C.0.55to0.80
D.0.85to1.0
2.Apatientpresentsforfollow-upevaluation2yearsafteracadavericrenaltransplant.Whatisthemost
likelycauseoftheimagingfindingshowninthefigure?

A.Renalveinthrombosis
B.Externalcompression
C.Transplantrejection
D.Acutetubularnecrosis
3. What is the formula for resistive index? (abbreviations: PSV, peak systolic velocity; EDV, end-
diastolicvelocity)
A.(PSV−EDV)/EDV

B.(PSV−EDV)/PSV
C.(EDV−PSV)/PSV
D.(EDV−PSV)/EDV
4.Themostcommonlocationforapseudoaneurysminacadavericlivertransplantpatientisthe:
A.Gastroduodenalartery
B.Lefthepaticartery
C.Hepaticarteryanastomosis
D.Celiacartery
5.Whatisthemostlikelyetiologyoftheimagingfindingsshownforthislivertransplantpatient?


A.Hepaticveinthrombosis
B.Portalveinthrombosis
C.Hepaticarterythrombosis
D.Inferiorvenacavathrombosis
6.Whatisthemostcommonvascularcomplicationoforthotopiclivertransplant?
A.Portalveinthrombosis
B.Hepaticarterythrombosis
C.Hepaticveinthrombosis
D.Pseudoaneurysm
7.Followingcadaveric livertransplantation9monthsago, apatientundergoessurveillanceultrasound
and is found to have new-onset ascites, pleural effusion, hepatomegaly, and distension of the hepatic
veins.Themostlikelyexplanationforthesefindingsis:
A.Hepaticarterystenosis
B.Portalveinstenosis

C.Venacavalstenosis
D.Biliarystenosis
8. The following imagewas obtained immediately following percutaneous biopsyof the transplanted
kidney.Themostappropriatenextstepis:
A.Short-termfollow-upultrasound
B.CTangiography

C.Coilembolization
D.Surgicalrepair
9.Apatient underwent renaltransplant 8 months agoandpresents forfollow-upimaging.Whatis the
significanceofthespectralwaveformobtainedduringsurveillanceimaging?
A.Renalarterystenosis
B.Pseudoaneurysm
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