RVT ARDMS EXAM REVIEW QUESTIONS WITH
CORRECT ANSWERS
3 causes of venous thrombosis also called, Virchow's Triad - CORRECT ANSWER -Venous stasis,
trauma/endothelial damage, hypercoagulability
Venous stasis - CORRECT ANSWER -Slowed blood flow in veins. Caused by immobility,
myocardial infarction, CHF, hypotension, COPD, obesity, pregnancy, previous DVT, extrinsic
compression, SVC syndrome, paraplegia, surgery associated conditions.
2 types of Trauma/endothelial damage - CORRECT ANSWER -Intrinsic and extrinsic
Intrinsic trauma is - CORRECT ANSWER -Damage to the vessel wall from intravenous drugs or a
catheter. Increased use of PICC line results in higher incidence of upper extremity thrombus,
usually developing at most proximal portion of PICC line.
Extrinsic trauma is - CORRECT ANSWER -Damage caused by an accident, which can occur at any
site of the body.
Hypercoagulability is associated with - CORRECT ANSWER -Pregnancy, cancer, oral
contraceptives and/or hormone replacement therapy, inherited states,e.g., factor V Leiden or
protein C, protein S, or Antithrombin III deficiency
Sensitivity, and
How to calculate? - CORRECT ANSWER --Ability of a test to detect disease, how many tests are
correctly called positive.
- # of true positives divided by # of all positive tests by gold standard, or TP/TP+FN
RVT ARDMS exam review questions with correct answers
, Specificity, and how to calculate? - CORRECT ANSWER --Ability of a test to identify normality, or
how many results were correctly called negative.
- # of true negative divided by # of all negative tests by gold standard, or TN/TN+FP
Positive predictive value, and how to calculate? - CORRECT ANSWER --percentage of test results
that accurately predict abnormality, or what % correctly predicted disease.
- # of true positive test divided by # of all positive tests, or TP/TP+FP
Negative predictive value, and how to calculate? - CORRECT ANSWER -- percentage of test
results that accurately predict normality, or what % correctly predicted absence of disease.
- # of true negatives divided by # of all negative tests, or TN/TN+FN
Accuracy, and how to calculate? - CORRECT ANSWER -- % of correct tests, or how well does the
test both detect and rule out disease.
- total # of correct tests divided by total # of all tests, or TP+TN/TP+FP+FN+TN
Brachiocephalic/ Innominate vien formed from confluence of? - CORRECT ANSWER -Subclavien
and Internal jugular vein
Vascular disease more common in women? - CORRECT ANSWER -Takayasu's arteritis-tennage
to young women more common.
FMD- younger women.
Celiac band syndrome- young athletic women.
Vascular disease more common in men? - CORRECT ANSWER -Obliteritis angitis(bergers
disease)- younger <40 men, heavy smokers.
Popliteal artery entrapment syndrome- young athletic men.
Celiac artery supplies blood to what organs? - CORRECT ANSWER -Stomach, liver, pancreas,
duodenum, and spleen.
RVT ARDMS exam review questions with correct answers