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URR vascular - surgery, physiologic exams, procedures prep & reporting Questions With Correct Answers.
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URR vascular - surgery, physiologic exams, procedures prep & reporting Questions With Correct Answers. A pt presents with dysphagia and hoarseness. the physician suspects Ortner syndrome. what type of exam will you be performing? - answerupper extremity arterial duplex exam indications for ABI...

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  • August 29, 2024
  • 21
  • 2024/2025
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  • urr vascular surgery physiologic exams procedu

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©THEBRIGHT EXAM STUDY SOLUTIONS 8/27/2024 12:01 PM



URR vascular - surgery, physiologic exams,
procedures prep & reporting Questions With
Correct Answers.


A pt presents with dysphagia and hoarseness. the physician suspects Ortner syndrome. what type
of exam will you be performing? - answer✔✔upper extremity arterial duplex exam

indications for ABI: - answer✔✔- femoral bruit
- diminished pulses
- pt's > 50 years with diabetes or smoking hx
- all pt's > 70 years
what system setting would result in a false-positive findings for reflux in the GSV? -
answer✔✔high color persistance settings
what system adjustment is made when changing from a LE extremity arterial exam to a LE
venous exam? - answer✔✔decrease doppler scale

_______ is the gold standard in testing for arterial disease - answer✔✔angiography
angiography evaluates the _______ axis of the vessel which can lead to ________ of the stenosis
- answer✔✔- longitudinal axis
- over or under-estimation of the stenosis

what is displayed on the y-axis on a doppler tracing? - answer✔✔frequency shift
what is true regarding intraoperative duplex evaluation during a carotid endarterectomy? -
answer✔✔- highest probe frequency is preferred
- technique is used to assess immediate flow changes
- probe is placed in direct contact on the vessel so sterile technique is required

radio frequency venous ablation requires: - answer✔✔sterile technique

, ©THEBRIGHT EXAM STUDY SOLUTIONS 8/27/2024 12:01 PM


a LE venous doppler that is performed for suspected DVT should be performed with the pt in the
_____ position - answer✔✔reverse trendelenburg
when evaluating a suspected thoracic outlet syndrome, a PPG exam can be performed with the
sensor placed on the ____ or a doppler exam can be performed with transducer place _____ -
answer✔✔- 2nd digit
- on the radial artery
when evaluating a pregnant patient for DVT, the patient should be placed in the ______ position
- answer✔✔left oblique or decubitus
which of the following will increase the amplitude of a Digital PPG tracing? -
answer✔✔warming the patients foot and toes
which blood vessel is commonly evaluated with doppler to obtain the thigh pressure when
performing a segmental pressure exam? - answer✔✔distal calf artery with highest ankle pressure
if your give NPV, PPV, sensitive and specificity how do you find accuracy? -
answer✔✔accuracy falls
- between the NPV and PPV
and
- between specificity and sensitivity

which modality is preferred to diagnose FMD in the circle of willis? - answer✔✔angiography
if new research shows that the minimum velocity criteria used to diagnose >60% renal artery
stenosis
is actually 225cm/s, not 180cm/s, how will this affect the negative predictive value of the exam?
A. increase by 4.5%
B. decrease will vary with patient population
C. no effect on the negative predictive value, only affects accuracy

D. increase will vary with pt population - answer✔✔D. increase will vary with pt population
If the AT is >140ms in both common femoral arteries:
a.) bilateral internal iliac disease is suspected
b.) flow is considered normal
c.) unilateral external iliac disease is suspected

, ©THEBRIGHT EXAM STUDY SOLUTIONS 8/27/2024 12:01 PM


d.) aortic disease is suspected - answer✔✔d.) aortic disease is suspected
a proximal femoral artery stenosis will cause the _________ in the mid femoral artery -
answer✔✔*acceleration time to decrease*
(low resistant vessels and areas distal to stenosis will have longer AT)

pulsatility index can be used to describe: - answer✔✔the amount of variation in the velocity
during the cardiac cycle

D-dimer levels are most accurate for predicting: - answer✔✔the absence of DVT
which technique can be used to assess the presence and timing of reflux in multiple vessels
simultaneously? - answer✔✔color doppler
which exam would be improved by the administration of simethicone prior to the ultrasound? -
answer✔✔renal artery duplex
- medication that reduces bowel gas
a pt with a recent subdural hematoma. what is physician looking for on the TCD exam? -
answer✔✔vasospasm
the LE segmental pressure exam is most commonly performed with an _____ to obtain the
doppler signal for the pressure measurements of the ankle - answer✔✔8-10 MHz CW doppler
probe
why is an acute arterial occlusion in the lower extremity considered a critical finding? -
answer✔✔collaterals have not had time to form to redistribute the blood

what is the proper table placement for performing an ultrasound - answer✔✔table height should
allow the Sonographers arm to be slightly abducted with the wrist fully extended
a patient presents with an order for a lower extremity venous doppler exam to rule out DVT. this
patient should be evaluated in the _____ position in order to _______ - answer✔✔- semi-erect
- increase hydrostatic pressure
Why should a venous insufficiency exam be performed with the patient in the standing position?
- answer✔✔to evaluate the veins with the added effect of hydrostatic pressure

the IVJ is _____ to the CCA - answer✔✔medial
what is the preferred pt position during a catheter retraction in and endogenous laser ablation
treatment? - answer✔✔trendelenburg

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