Spirometry
Introduction
Spirometry is a simple test used to help diagnose and monitor certain lung conditions by measuring how much air you can breathe out in one forced breath.
It's carried out using adevice called a spirometer, which is a small machine attached by a cable to a mouthpiece.
Spirometry may be performed by a nurse or doctor at your GP surgery, orit may be carried out during a short visit to a hospital or clinic.
Medically Reviewed by a doctor on 28 Nov 2016
Introduction
Read about what a spirometry test involves and why it's carried out.
Why spirometry is carried out
Spirometry can be used to help diagnose a lung condition if youhave symptoms of aproblem, oryour doctor feels you're at an increased risk of developing a particular lung condition. For example,it may
Preparing for the test
You'll be told about anything you need to do to prepare for the test. If you use bronchodilator medication (medicines, usually inhaled, that help relax and widen your airways), you may need to stop
Whathappens during a spirometry test
You'll be seated during the test and a soft clip will be placed on your nose to stop air escaping from it. The tester will explain what you need to do and you may be asked to have a few practice attem
Your results
The person carrying out the testwon't usually be able to give you your results immediately. The results will need to belooked at by a specialist first, and will be sent to thedoctor who referred you f
Are there any risks or side effects?
Spirometry is a straightforward test and is generally considered very safe. Some people mayfeel dizzy , faint, shaky, sick or tired for a short period afterwards. Most people are able to have a spiro
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