1walk tests can be used to estimate
VO2 max
2walk tests are all highly ______ and ______ in patients with _________ ________ ________
tested and validated
chronic respiratory disease
3walk tests can be used to estimate _____________ _______ in pts w both ______ and/or ______ disease
cardiorespiratory function (CRF)
cardiac, respiratory
4CRF
Cardiorespiratory Function
5Step tests can be used to estimate
VO2 max
6step tests have fixed
stepping rates and heights
7step tests are often too hard for pts with
CP diagnoses - requires 7-9 METS
8converting VO2max to METS allows clinicians to estimate ________ _______ and prescribe _______ _________
functional capacity
activity levels
10pharmacoligcal stress testing is an alternative modality for pts who are unable to exercise due to
unstable angina, uncompensated HF, poorly controlled BP w/significantly elevated SBP at rest, symptomatic aortic stenosis, acute MI, acute pulm embolism, severe pul HTN, abnormal hemodynamic response
11what chemical is given in pharm stress test?
ragodenoson (vasodilator) - most used
dobutamine - often used in pts with COPD and asthma
12what do the pharm stress test chemicals do
create temporary increase in blood flow to non diseased coronary vessels
13pharm stress test is used in combination with
imaging or echocardiography
14GXT additional testing
Stress echo
Nuclear stress test
15Stress echo
ex test parameters are the same as GXT
coupled with echocardiogram
often done with recumbent bike
16Nuclear Stress Test
ex test parameters are the same as GXT
given thallium or other sestamibi (cardiolite)
images produced