Exam (elaborations)
ARDMS RVT EXAM QUESTIONS AND ACCURATE ANSWERS
- Course
- Institution
ARDMS RVT EXAM QUESTIONS AND ACCURATE ANSWERS...
[Show more]
Content preview
ARDMS RVT EXAM QUESTIONS AND ACCURATE ANSWERSPositive Predictive Value (PPV)-ANSWER The probability that a patient with a positive
test result really does have the disease.
=A / A + B
Negative Predictive Value (NPV)-ANSWER The probability that a patient with a negative
test result really is free if disease.
D/D+C
Sensitivity-ANSWER The ability of a test to detect disease when disease is present.
A/A+C
Specificity - ANSWER The ability of a test to correctly identify a normal result.
D/D+B
Accuracy - ANSWER The overall percentage of correct results. The degree of
"closeness" to something to its actual value.
A+D/A+B+C+D
True Positive - ANSWER The number of tests that say disease is present and the gold
standard agrees.
A
True Negative - ANSWER The number of tests that say disease is not present that the
gold standard agrees with.
D
, False Positive - ANSWER The number of tests that say disease is present but negative by
the gold standard.
B
False Negative - ANSWER The number of tests that say disease is not present but the
gold standard says it is.
C
Reliability - ANSWER The reproducibility of similar results under similar circumstances.
Accuracy over a period of time.
ABI - Ankle Brachial Index - ANSWER The ratio of the ankle systolic pressure to the
highest brachial systolic pressure.
Indicates the severity of PAOD.
ABI = > 1.30 - ANSWER Incompressible
ABI = .90 to 1.30 - ANSWER Normal
ABI = .75 to .90 - ANSWER Mild
ABI = .50 to .75 - ANSWER Moderate
ABI = < .50 - ANSWER Severe
ABI = < .35 - ANSWER Tissue threatening
Budd-Chiari syndrome - ANSWER Condition caused by occlusion of the hepatic veins
that drain the liver; either by thrombosis (primary) or compression (secondary). Rare
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Easton. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.99. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
76799 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now