DBS 560 MIDTERM REVIEW UPDATED
ACTUAL Questions and CORRECT
Answers
which veins are routinely not included as part of a lower extremity venous duplex ultrasound
examination? - CORRECT ANSWER anterior tibial vein
when insonating over the mid thigh portion of the femoral vein and performing a calf compression, which
of the following statements on venous doppler responses is not true - CORRECT ANSWER venous
signals will not augment in the presence of an external iliac vein thrombus
a vessel is considered aneurysmal when the diameter? - CORRECT ANSWER increases by 50% as
compared to the more adjacent proximal segment
treatment for upper extremity venous thrombosis includes all of the following except? - CORRECT
ANSWER venous pumps
with a retorgrade or reversed vein bypass, which of the following is not true? - CORRECT
ANSWER valves need to be lyzed
a scoring system to determine the relative risk for a deep venous thrombosis is called the? - CORRECT
ANSWER well's criteria
which is normally the most helpful to document patency of the subclavian vein? - CORRECT
ANSWER a combination of spectral doppler and color
what is the main determinant of doppler waveform characteristics? - CORRECT
ANSWER peripheral resistance
the most commonly encountered pitfall associated with lower extremity arterial ultrasound imaging is? -
CORRECT ANSWER calcification
, which of the following describe ultrasound findings that are the most helpful in selecting the choice of
anastomotic sites? - CORRECT ANSWER vessel wall thickness and degree of calcification
an intersaphenous vein connects - CORRECT ANSWER the small saphenous vein with the great
saphenous vein
evidence of distal embolism is suggestive of? - CORRECT ANSWER aneurysmal disease
an acute thrombus will have which of the following characteristics? - CORRECT ANSWER poorly
attached to the vein wall
buerger's disease impacts which arteries? - CORRECT ANSWER the vessels of the hands and feet
which of the following techniques is associated with accurate measurements of systolic pressure in the
lower extremity? - CORRECT ANSWER releasing pressure no faster than 3 mm hg/s
when moving through the distal anastomosis into the outflow artery you observe segments with both
antegrade and retrograde flow. this i most likely indicative of an? - CORRECT
ANSWER retrograde flow through the more proximal outflow artery segment
what makes up the saphenous compartment? - CORRECT ANSWER the great saphenous vein is
bonded superficially by the saphenous fascia and deeply by the muscular fascia
what is the approximate percentage of patients with deep vein thrombosis that may develop symptoms of
postthrombotic syndrome? - CORRECT ANSWER 0.3
compression of the subclavian vein at the thoracic outlet which leads to subclavian vein thrombosis is
called? - CORRECT ANSWER paget-schroetter syndrome
ACTUAL Questions and CORRECT
Answers
which veins are routinely not included as part of a lower extremity venous duplex ultrasound
examination? - CORRECT ANSWER anterior tibial vein
when insonating over the mid thigh portion of the femoral vein and performing a calf compression, which
of the following statements on venous doppler responses is not true - CORRECT ANSWER venous
signals will not augment in the presence of an external iliac vein thrombus
a vessel is considered aneurysmal when the diameter? - CORRECT ANSWER increases by 50% as
compared to the more adjacent proximal segment
treatment for upper extremity venous thrombosis includes all of the following except? - CORRECT
ANSWER venous pumps
with a retorgrade or reversed vein bypass, which of the following is not true? - CORRECT
ANSWER valves need to be lyzed
a scoring system to determine the relative risk for a deep venous thrombosis is called the? - CORRECT
ANSWER well's criteria
which is normally the most helpful to document patency of the subclavian vein? - CORRECT
ANSWER a combination of spectral doppler and color
what is the main determinant of doppler waveform characteristics? - CORRECT
ANSWER peripheral resistance
the most commonly encountered pitfall associated with lower extremity arterial ultrasound imaging is? -
CORRECT ANSWER calcification
, which of the following describe ultrasound findings that are the most helpful in selecting the choice of
anastomotic sites? - CORRECT ANSWER vessel wall thickness and degree of calcification
an intersaphenous vein connects - CORRECT ANSWER the small saphenous vein with the great
saphenous vein
evidence of distal embolism is suggestive of? - CORRECT ANSWER aneurysmal disease
an acute thrombus will have which of the following characteristics? - CORRECT ANSWER poorly
attached to the vein wall
buerger's disease impacts which arteries? - CORRECT ANSWER the vessels of the hands and feet
which of the following techniques is associated with accurate measurements of systolic pressure in the
lower extremity? - CORRECT ANSWER releasing pressure no faster than 3 mm hg/s
when moving through the distal anastomosis into the outflow artery you observe segments with both
antegrade and retrograde flow. this i most likely indicative of an? - CORRECT
ANSWER retrograde flow through the more proximal outflow artery segment
what makes up the saphenous compartment? - CORRECT ANSWER the great saphenous vein is
bonded superficially by the saphenous fascia and deeply by the muscular fascia
what is the approximate percentage of patients with deep vein thrombosis that may develop symptoms of
postthrombotic syndrome? - CORRECT ANSWER 0.3
compression of the subclavian vein at the thoracic outlet which leads to subclavian vein thrombosis is
called? - CORRECT ANSWER paget-schroetter syndrome
