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VASCULAR ULTRASOUND REGISTRY REVIEW Questions with Correct Answers
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VASCULAR ULTRASOUND REGISTRY REVIEW Questions with Correct Answers
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VASCULAR ULTRASOUND REGISTRY REVIEWQuestions with Correct Answers
which is used to describe a doppler waveform taken in the MID ICA w/
a CRITICAL STENOSIS of the PRX seg:
- damped
- increased PI
- increased RI
- peaked Correct Answer-damped
when THROMBIN is INJECTED into a PSEUDOANEURYSM, the
NEEDLE PUNCTURE SITE should be:
- within 1 cm of the neck
- located as far from the neck as possible
- within 5 mm of the neck
- on the lateral aspect of the groin Correct Answer-located as FAR from
the neck as possible
-this is to prevent distribution into the ARTERIAL sx
NUTCRACKER syndrome is defined as:
- abnormal compression of the LRV by the SMA & AO
,- entrapment of the POP A seen most commonly in runners
- entrapment of the SUBCL A by struc. in the shoulder/neck
- abnormal compression of the CA w/ respiration Correct Answer-
ABNORMAL compression of the LRV by the SMA & AO
-this can lead to renal vein congestion & thrombosis
a velocity is recorded in the DST SFA of 2.75 m/s, what
HEMODYNAMIC CHANGES will be seen in the POP A:
- high velocity, peaked waveform
- decreased acceleration time
- increased diastolic flow reversal
- increased acceleration time Correct Answer-increased acceleration
time
- the resistance will decrease and flow will become monophasic,
therefore acceleration time will be prolonged w/ lower resistance flow)
which meas. is used to differentiate INFLOW from OUTFLOW disease
in the lower ext. art.:
- RI
- PI
- S/D RATIO
, - AT Correct Answer-AT
- if AT in ONE CFA is >140 m/s, ILIAC disease is suspected
- if AT in BOTH CFA's is >140 m/s,
AO disease is suspected
an ACUTE, OCCLUSIVE DVT is identified in the FV in the
ADDUCTOR CANAL. which vein will demonstrate BLOOD STASIS:
- GSV
- SSV
- CFV
- PRX SFV Correct Answer-SSV
-the DVT in the FV will cause a backlog of blood in the POP V. the SSV
empties into the POP V & will become DILATED w/ an obstruction in
the FV
Which is LEAST likely to be associated w/ RAS:
- CREST syndrome
- scleroderma
- fibromuscular dysplasia
- may-thurner syndrome Correct Answer-may-thurner syndrome
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