I've just had a PFT test done, and my FEV1FVC readings came out to be 110, both for pre and post-tests. I'm a bit concerned because I can't consult my pulmonologist since they're on vacation. Do you think this is something I should be worried about?

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Dr Ibrahim Salah

General Practitioner

MBBS
2+ Yrs

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normal

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Answered 04/07/2025

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Your FEV1/FVC ratio of 110% is above the typical normal range of 70-80%, indicating good lung function. There is no immediate cause for concern based on this value alone.

Key Points:

Understanding FEV1/FVC Ratio:
- Compares air exhaled in one second (FEV1) to total air exhaled after a deep breath (FVC).
- A higher ratio often indicates healthy lung function.
Interpretation:
- Same pre and post-test values suggest no significant airway obstruction.
- Discuss with your healthcare provider for a complete assessment.

If you have no symptoms like shortness of breath, this result is reassuring. Always consult your doctor for personalized advice.

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