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Welcome to Pulmonary Function Lab at
McLaren Greater Lansing.
Your physician may have ordered one or more e of the following testing options. Information is provided
for your convience. For better test performance, please refrain from smoking
four hours prior to any pulmonary test. SPIROMETRY
This test is a breathing maneuver performed to measure
the volume of air you are able to breath in and out of your lungs and the speed
of which this offers.
Please hold all breathing medications 4 hours prior to
this test or as directed by your physician.
Testing time: 15 minutes
SPIROMETRY PRE AND POST
BRONCHODILATOR
This test performs the same maneuver described above, with
the addition of a breathing treatment of Alburterol. The spirometry is
then repeated 20 minutes after inhaling Albuterol to analyze if any improvement
is made in your breathing.
Please hold all breathing medications 4 hours prior to
this test.
Testing time: 45 minutes
DIFFUSION CAPACITY
This test measures how gases transfer or diffuse into
your blood stream.
Testing time: 20 minutes
PLETHYSMOGRAPHY OR LUNG VOLUMES AND AIRWAY
RESISTANCE
This test measures the volume of air left inside your
lungs that you cannot blow out, and also measures the resistance of your airways
during breathing.
Testing time: 20 minutes
ARTERIAL BLOOD GAS ANALYSIS
A sample of blood is take out of your artery for analysis
of oxygen content, PH of blood and carbon dioxide level.
Testing time: 20 minutes
EXERCISE PROVOCATION TESTING
Exercise Provocation Testing: This test is
commonly ordered for children, to rule out exercise induced asthma.
Spirometry and plethysmography maneuvers are performed before and after
exercising on a treadmill.
Testing time: 2.5 hours
METHACHOLINE CHALLENGE TESTING
This test is to rule out asthma as a lung diagnosis.
Methacholine is inhaled in varied concentrations with
spirometry and plethysmography performed to assess the airways response to
medication.
Testing time: 2 hours
METHACHOLINE AND EXERCISE PROVOCATION SPECIAL
INSTRUCTIONS
Breathing medications can alter the outcome of
Methacholine and Exercise Challenges. To provide best accurate test
results, please hold your breathing meds as listed:
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Long Acting Inhalers such as Advair, Spirivia, Seravant
, Foradil and all inhaled steroids oral and nasal should be held 48
hours prior to testing.
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All Antihistamines, prescribed and over the counter
should be held 48 hours prior to testing.
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Medium acting inhalers such as Atrovent or Duonebshould be
held 24 hours prior to test.
-
Short acting inhalers such as Albuterol, Alupent and Xopenex should be
held 12 hours prior to test.
-
Breathing tablets such as Singular
should be held for 48 hours.
-
Provocation testing is best performed off Prednisone
for 48 hours, but not always possible to do. Please contact the lab or ordering physicians office
for further directive regarding this med.
-
You should withhold all caffinated beverages and
chocolate 4 hours prior to test.
EXERCISE OXIMETRY
This exercise test is performed to assess your oxygen needs during exertion. This test may be
ordered with or without oxygen on.
Testing time: 30-40 minutes
EXERCISE BREATH BY BREATH STUDY
This exercise stress test is performed either on a
stationary bike or treadmill. Computer analysis of your breathing is
recorded during this study to determine exercise
limitations. Wear comfortable clothing and shoes
Testing time: 2-2.5 hours
INDIRECT CALRIOMETRY (NUTRITION
ASSESSMENT)
This test measures your caloric needs at rest.
This test is scheduled in early a.m. Please do not
eat 8-12 hours prior to testing.
Testing time: 1 hour
For
further technical questions please call 517-975-7041. |