Ultrasound Vascular Registry Exam Questions and Answers Fully Solved Latest 2025
What resistance is the celiac artery/axis? - Answers Always low resistance
Normal CA velocities - Answers 50-60 cm/s
Abnormal ca velocity - Answers >200 cm/s
Abnormal sma and ima velocities - Answers >275 cm/s
What do you see when the Celiac axis is occluded? - Answers Hepatic artery is retrograde because its
supplying the Splenic artery
How many vessels are involved with chronic mesenteric ischemia? - Answers 2
How many vessels are involved with bowel ischemia? - Answers 3
What does a high RI in a renal artery indicate? - Answers Intrinsic kidney disease
What does a high acceleration time indicate in a renal artery? - Answers Proximal stenosis
What is normal PSV for renal arteries - Answers 74-127 cm/s
What is normal RAR, RI and AT for renal arteries - Answers RAR: <3.5
RI: <0.8
AT: <0.1 seconds
Abnormal PSV for renal arteries? What % stenosis does it indicate? - Answers >200 cm/s, 60%
Normal AVF velocities PSV & EDV - Answers PSV 150-300 cm/s
EDV 60-200cm/s
What is the minimum normal AVF FLOW VOLUME - Answers 800 ml/min
Minimum diameter for AVF and graft creation: For vein AVF - Answers 2.5mm
Minimum diameter for AVF and graft creation: For vein synthetic graft - Answers 4mm
Minimum diameter for AVF and graft creation: For artery graft or AVF - Answers 2mm
Is the prox or distal end larger in reversed vein graft? - Answers DISTAL
NASCET: Symptomatic pts with greater than __% ____ (area or diameter) stenosis - Answers 70%,
diameter
, Normal venous filling index (VFI) - Answers <2.0
In severe reflex the venous filling index is - Answers >10
What is the normal residual volume fraction (RVF) - Answers <35%
Which wall layer has the vasa vasorum - Answers adventitia
What is the normal carotid PSV, EDV and ICA/CCA ratio - Answers <125, <40, <2.0 ratio
What is the <50 stenosis numbers for carotid PSV, EDV and ICA/CCA ratio - Answers <125, <40, <2.0 and
some plaque seen
What is the 50-69 stenosis numbers for carotid PSV, EDV and ICA/CCA ratio - Answers 125-230, 40-100,
2-4 ratio
What is the >70 stenosis numbers for carotid PSV, EDV and ICA/CCA ratio - Answers >230, >100, >4.0
ratio
Normal TcPo2 pressure number - Answers 60-80 mmHg
Abnormal TcPo2 number for pressure - Answers 10-15 mmHg
Laser Doppler: Inflate cuff to 100mmHg, hold for 10 seconds until volume indicator drops below 0.1%,
then slowly deflate the cuff ____ mmHg every __ seconds - Answers 10, 5
Normal interpretation for laser doppler is what mmHg - Answers >30 mmHg, indicates skin is likely to
heal
Normal ABI number range - Answers 0.9-1.4
Normal high thigh index - Answers >1.2
The high thigh pressure is normally ___-___ mmHg than the highest brachial pressure - Answers 20-30
mmHg
reactive hyperemia- hold cuff inflation for __-__ mins - Answers 3-5
Reactive hyperemia: Normal __-__% pressure drop - Answers 17-34
Reactive hyperemia: Single level disease ____% pressure drop - Answers <50
Reactive hyperemia: Mutli level disease ____% pressure drop - Answers >50
Normal LEA/UEA velocity PSV and PSV ratio - Answers <150 cm/s, <1.5
LEA/UEA disease PSV of 150-200 cm/s and ratio of 1.5-2.0 is what % range diameter reduction? -
Answers Mild disease 30-49% plaque seen
What resistance is the celiac artery/axis? - Answers Always low resistance
Normal CA velocities - Answers 50-60 cm/s
Abnormal ca velocity - Answers >200 cm/s
Abnormal sma and ima velocities - Answers >275 cm/s
What do you see when the Celiac axis is occluded? - Answers Hepatic artery is retrograde because its
supplying the Splenic artery
How many vessels are involved with chronic mesenteric ischemia? - Answers 2
How many vessels are involved with bowel ischemia? - Answers 3
What does a high RI in a renal artery indicate? - Answers Intrinsic kidney disease
What does a high acceleration time indicate in a renal artery? - Answers Proximal stenosis
What is normal PSV for renal arteries - Answers 74-127 cm/s
What is normal RAR, RI and AT for renal arteries - Answers RAR: <3.5
RI: <0.8
AT: <0.1 seconds
Abnormal PSV for renal arteries? What % stenosis does it indicate? - Answers >200 cm/s, 60%
Normal AVF velocities PSV & EDV - Answers PSV 150-300 cm/s
EDV 60-200cm/s
What is the minimum normal AVF FLOW VOLUME - Answers 800 ml/min
Minimum diameter for AVF and graft creation: For vein AVF - Answers 2.5mm
Minimum diameter for AVF and graft creation: For vein synthetic graft - Answers 4mm
Minimum diameter for AVF and graft creation: For artery graft or AVF - Answers 2mm
Is the prox or distal end larger in reversed vein graft? - Answers DISTAL
NASCET: Symptomatic pts with greater than __% ____ (area or diameter) stenosis - Answers 70%,
diameter
, Normal venous filling index (VFI) - Answers <2.0
In severe reflex the venous filling index is - Answers >10
What is the normal residual volume fraction (RVF) - Answers <35%
Which wall layer has the vasa vasorum - Answers adventitia
What is the normal carotid PSV, EDV and ICA/CCA ratio - Answers <125, <40, <2.0 ratio
What is the <50 stenosis numbers for carotid PSV, EDV and ICA/CCA ratio - Answers <125, <40, <2.0 and
some plaque seen
What is the 50-69 stenosis numbers for carotid PSV, EDV and ICA/CCA ratio - Answers 125-230, 40-100,
2-4 ratio
What is the >70 stenosis numbers for carotid PSV, EDV and ICA/CCA ratio - Answers >230, >100, >4.0
ratio
Normal TcPo2 pressure number - Answers 60-80 mmHg
Abnormal TcPo2 number for pressure - Answers 10-15 mmHg
Laser Doppler: Inflate cuff to 100mmHg, hold for 10 seconds until volume indicator drops below 0.1%,
then slowly deflate the cuff ____ mmHg every __ seconds - Answers 10, 5
Normal interpretation for laser doppler is what mmHg - Answers >30 mmHg, indicates skin is likely to
heal
Normal ABI number range - Answers 0.9-1.4
Normal high thigh index - Answers >1.2
The high thigh pressure is normally ___-___ mmHg than the highest brachial pressure - Answers 20-30
mmHg
reactive hyperemia- hold cuff inflation for __-__ mins - Answers 3-5
Reactive hyperemia: Normal __-__% pressure drop - Answers 17-34
Reactive hyperemia: Single level disease ____% pressure drop - Answers <50
Reactive hyperemia: Mutli level disease ____% pressure drop - Answers >50
Normal LEA/UEA velocity PSV and PSV ratio - Answers <150 cm/s, <1.5
LEA/UEA disease PSV of 150-200 cm/s and ratio of 1.5-2.0 is what % range diameter reduction? -
Answers Mild disease 30-49% plaque seen
