CT Pulmonary Angiography > Quiz


CTPA Post-Test

Question 1: CTPA is considered (Pick incorrect answer)

Minimally invasive
Highly sensitive for PE
Highly specific for PE
Low radiation dose


Question 2: The A1 segment of the RUL is the _____ segment.

Anterior
Apical
Apicoposterior
Posterior


Question 3: The prevalence of infrapopliteal thrombosis has been reported to be as low as:

13%
23%
33%
43%


Question 4: (T/F) The LPA arches up and over the left mainstem bronchus

True
False


Question 5: (T/F) The left lower lobe arteries arise slightly more cephalad than on the right

True
False


Question 6: (T/F) The pulmonary veins are generally found posterior to the arteries.

True
False


Question 7: In the PIOPED study, the fatality at one year followup was approximately

1%
5%
10%
25%
35%


Question 8: The sensitivity/specificity for compression ultrasound is approxiamatey:

99%/95%
97%/94%
90%/85%
85%/90%
80%/85%


Question 9: The posterior segment of the RUL is supplied by the

Truncus Anterior
Interlobar Artery
RPA directly


Question 10: V/Q scanning tends to be most useful in patients with:

Normal CXR
Pneumonia
ARDS
CHF
Dependent Atelectasis


Question 11: The highest risk of structural anomalies probably occurs when human embryos or fetuses are exposed to ionizing radiation during which part of the gestational period?

0-12 days post-conception
18-45 days post-conception
End of first trimester
End of second trimester


Question 12: A child was exposed to 4 rads (40 mGy) of radiation during the 9th week of gestation his radiation exposure may put him at greatest risk for which of the following:

Thyroid cancer
Melanoma
Focamelia
Mental retardation
Acute Lymphocytic Leukemia at age 9 years old
Acute Lymphocytic Leukemia at age 4 years old


Question 13-19: Cases of acute and chronic PE, choose what segment(s) blood clot(s) can be found in.











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