PFTs: It depends what kind of tests you have had done. "PFTs" or pulmonary function tests can give much insight into patients with breathing problems. Rarely, obesity and problems with your nervous system may lead to difficult getting air into your lungs.
Answered 5/8/2014
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A doctor has provided 1 answer
A doctor has provided 1 answer
4 doctors weighed in across 2 answers
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