How long does it take?
The initial echo takes about 10 minutes followed by a 10 inute stress test and
further 10 minute echo lasting in total about 45 - 60 minutes. The stress test is
supervised by a Cardiologist and interpreted by Dr James Wong who is an expert
in the field. We have a brand new Hewlett Packard dedicated cardiac
echo machine for this test guaranteeing you a test of the highest quality. If for
any reason you are not able to exercise on a treadmill eg. Severe joint problems
etc. you should inform us as soon as possible so that an alternative form
of stress testing can be arranged.
What preparation do I need?
You should not eat for at least 4 hours before the test.
Men should wear comfortable loose clothes such as tracksuit pants or shorts
and comfortable shoes such as runners. Chest hair is shaved to allow the
sticky electrode to adhere to the skin.
Ladies should wear skirts or pants to allow the chest to be separately exposed
for electrode placement. A loose fitting gown will be provided. Comfortable flat
shoes are preferable.
Medications: Check with your Doctor. We usually stop beta blockers
What are the risks?
Adding echo to a treadmill stress test improves the accuracy to between 80 and
90%. In occasional patients these tests may still fail to detect heart problems
that are present. Thus, if your chest pain persists despite a satisfactory exercise
test you should notify your Doctor who may then order more extensive
testing. The risk of a stress tests is low but rarely, patients with severe heart
disease can suffer heart attacks or cardiac arrhythmias. You should notify us
if your chest pains have been worsening or become more frequent in the
days leading up to the test. At the testing facility we have full facilities
to deal with cardiac emergencies and the backup of the hospital and Coronary
Care Unit if required.
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