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Pulmonary function test side effects

A 39-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
100% of predicted: A good one would be one as close to normal as possible. Too low a dlco/va means that there is likely an air-transfer blockage. Too high may point to... Read More
Dr. Michael Sanders
Pulmonology 16 years experience
See below: A normal DLCO on a PFT is between 80 and 120% of predicted.

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A 35-year-old female asked:
Dr. Roland El ghazal
A Verified Doctoranswered
A US doctor answeredLearn more
Possible obstruction: This particular test can detect a very early obstruction to the airflow (seen in diseases such as asthma/emphysema etc...) However there are people... Read More
Dr. Amrita Dosanjh
Pediatric Pulmonology 36 years experience
Albuterol resp: The change in the value of the FEF 25 -75 of 22% may indicate an improvement with a bronchodilator, if you were given albuterol during the testing. I... Read More
A 35-year-old female asked:
Dr. John Chiu
Allergy and Immunology 57 years experience
Can only guess: That the quality was fair likely meaning that your efforts were not sufficient in performing the test.
Dr. Amrita Dosanjh
Pediatric Pulmonology 36 years experience
Some thoughts: It depends on the system used, but I would suggest repeating your testing and asking the pulmonary technician about the notations.
A 42-year-old member asked:
Dr. Jason Adler
Pediatric Critical Care 24 years experience
Pulmonary function: Pulmonary function testing generally requires a person to sit in a booth and breathe through a mouthpiece. A machine analyzes the flow and volume of a... Read More
A 49-year-old member asked:
Dr. Keith Diaz
Internal Medicine 17 years experience
PFT: This test can be highly variable. The quality of the test can depend on several things. The patient performing the test has to really give it a good... Read More
A 49-year-old member asked:
Dr. Michael Zacharisen
Allergy and Immunology 33 years experience
Several causes: Abnormal values on lung function test can be due to several reasons: if shows obstruction: asthma or copd if suggests restriction: overweight, abnor... Read More
A member asked:
Dr. Shabbir Hossain
Internal Medicine 16 years experience
Common test: Its a fairly common test used to quantify several different lung functions. Quite useful.
A 36-year-old member asked:
Dr. Carlo Hatem
Pulmonary Critical Care 25 years experience
Blowing: You have to blow into a tube. You will be given specific instructions by the therapist performing the test. No injections, no anesthesia. You might be... Read More
A 28-year-old male asked:
Dr. Srinivas Mummadi
Pulmonology 18 years experience
Lung function tests: Pulmonary function tests is a term used to describe a group of tests done to determine lung function. Spirometry measures the amount of air that can ... Read More
A 48-year-old member asked:
Dr. Richard Tholen
Plastic Surgery 41 years experience
Checks lung function: Pfts check numerous areas of lung capacity, flow rates, etc. And are useful in treating/diagnosing emphysema, copd, restrictive ariway diseases, asthm... Read More

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