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Friday, October, 23, 2009

Pulmonary Function Test Interpreting Abnormal

Health Encyclopedia: Pulmonary Function Tests

Alternative Names

PFTs; Spirometry; Spirogram; Lung function tests


Normal Values

Normal values are based upon the age, height, ethnicity, and sex of the person being tested. Normal results are expressed as a percentage. A value is usually considered abnormal if it is less than 80% of the predicted value for that person.


What abnormal results mean

Abnormal results usually mean that a degree of chest or lung disease may be present.


Read more »

Expert & Community Posts

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COPD and asthma: What's the difference?
By David Kaufman, M.D. , Health Expert

...feeling of chest tightness. Both diseases produce abnormal lung sounds, such as wheezing (a... Read more »

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Testing for Lung Disease: Screening Options and Next Steps
By Jane M. Martin , Health Expert

...medical test. Hmmm…sounds like a no-brainer. Again, pulmonary function testing can be done in... Read more »

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Pulmonary function tests and lung age: Do you know yours?
By David Kaufman, M.D. , Health Expert

...how to distinguish them. I introduced the topic of pulmonary function tests, or PFTs. Today, I... Read more »

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"When I'm 64...?"
By Fred Little , Health Expert

...have looked at precise markers of lung function (‘pulmonary function tests') over time. As... Read more »

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Exercise Induced Asthma Often Goes Undiagnosed
By Kathi MacNaughton , Health Expert

...make a diagnosis of EIA. Your doctor should also do pulmonary function testing to confirm (or... Read more »

Health Guide

Silicosis: acute
...and tests The mucous membranes may have a bluish color (cyanosis). Often, the doctor can hear abnormal lung sounds with a stethoscope. Tests that may be done include: Chest... Read more »
Asbestosis
... Chest pain Possible additional symptoms include the following: Nail abnormalities Clubbing of fingers Signs and tests When... Read more »
Respiratory acidosis
...lung disease. Arterial blood gases can tell how bad the respiratory acidosis is, and may detect abnormal oxygen levels. Read more »
Cor pulmonale
...color to the skin (cyanosis) Distension of the neck veins indicating high right-heart pressures Abnormal fluid collection in the abdomen, enlargement of the liver Swelling of the... Read more »
Pulmonary alveolar proteinosis
...oxygen levels in the blood. Pulmonary function tests may show restrictive lung disease and abnormal diffusion. High-resolution CT scan of the chest may show dense infiltrates... Read more »

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