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CCI RVS EXAM QUESTIONS AND VERIFIED DETAILED ANSWERS A+ GRADED
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CCI RVS EXAM QUESTIONS AND VERIFIED DETAILED ANSWERS A+ GRADED...
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CCI RVS EXAM QUESTIONS AND VERIFIED DETAILEDANSWERS A+ GRADED
What can cause elevated flow velocities in the MCA - ANSWER Vasospasm
What method is commonly used to display information gathered from spectral analysis
for pulsed Doppler - ANSWER Fourier analysis
What is the cause of blue toe syndrome? - ANSWER Embolism
Which physics law describes the relationship of pressure and velocity - ANSWER
Bernoulli effect
What vessels does TIPSS connect? - ANSWER Right portal vein to the right hepatic vein
How is fibromuscular dysplasia seen on angiogram? - ANSWER String of beads
What is the best landmark for the left renal artery? - ANSWER Left renal vein
What does normal coaptation indicate - ANSWER absence of thrombus
Virchow's triad - ANSWER Stasis, hypercoagulability, trauma
Most common location of AAA - ANSWER infrarenal
Most common type of AAA - ANSWER fusiform
,Most common cause of AAA - ANSWER atherosclerosis
Mesenteric Ischemia - ANSWER Not receiving enough blood flow to the bowel
Symptoms:
-Abdominal pain and cramping 15-30min after eating
-usually underweight/malnourished
What vessels do we check for mesenteric ischemia? - ANSWER Celiac
SMA
IMA (not easily seen)
Scan pre fasting and post fasting
**if 2 out of 3 are abnormal= Chronic mesenteric ischemia
celiac band syndrome - ANSWER Compression of celiac find median arcuate ligament of
the diaphragm
-Athletic young women
-Only compressed during expiration and normalizes with inspiration
Indication of organ transplant rejection - ANSWER High resistance waveform in hepatic
artery & renal artery
PV Hepatofugal
Loss of EDV
Enlargement of organ
Altered echogenicity and fluid
Possible thrombosis of veins
Normal liver portal vein waveform - ANSWER Low resistance, hepatopedal flow
, What would be the significance of a loss of diastolic flow in the segmental artery of a
renal allograft? - ANSWER Allograft= transplant
Loss of diastolic flow= high resistance which would indicate organ rejection
**Native kidney would indicate nephrosclerosis
If the post prandial SMA shows low diastolic flow, this indicates - ANSWER Distal SMA
obstruction
Thrombus caused by - ANSWER Trauma or dissection that leads to thrombosis of vessel
Usually seen major arteries = whole limb
Embolism is - ANSWER -Air liquid or solid wood traveling and lodging distally
(hand/digits)
-Most common source is heart
Blue toe syndrome is caused by - ANSWER Embolism, usually big toe
Primary Raynaud's - ANSWER **True cold sensitivity NO arterial disease
-may be heredity
bilateral symptoms
young women
cold or emotionally stressed
Secondary Raynaud's - ANSWER Already has a primary problem
**Has to fit chronic PAD profile (hx diabetes, smoking, high chol etc)
-Will experience symptoms when cold
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