A Pulmonary function test / spirometry is a diagnostic procedure test of the lungs. It shows how much and how fast you can breathe out; reversibility after an inhaler. No ionising radiation when done without X-ray guidance.
General health information, not a diagnosis. In an emergency, call 102. Always consult a qualified health professional.
How much and how fast you can breathe out; reversibility after an inhaler.
Asthma, COPD, breathlessness.
Avoid smoking and heavy meals before; inhalers may be paused on advice.
No ionising radiation when done without X-ray guidance.
20 to 45 minutes. General information, not a diagnosis. Results must be interpreted by a qualified health worker.
Diagnostic procedure
Consult a doctor to interpret results — a single test does not make a diagnosis.
Uses your location once to list the nearest facilities. Nothing is stored.
What does a pft show?
How much and how fast you can breathe out; reversibility after an inhaler.
Why is a pft done?
Asthma, COPD, breathlessness.
How do I prepare for a pft?
Avoid smoking and heavy meals before; inhalers may be paused on advice.
Does a pft use radiation?
No ionising radiation when done without X-ray guidance.
How long does a pft take?
20 to 45 minutes
Why is Pulmonary function test / spirometry done?
Asthma, COPD, breathlessness.
How do I prepare for Pulmonary function test / spirometry?
Avoid smoking and heavy meals before; inhalers may be paused on advice.
Is Pulmonary function test / spirometry safe in pregnancy?
No ionising radiation when done without X-ray guidance.
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