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Respiratory Therapist

Category - Patient Evaluations and Recommendations

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To determine if there is a reversible component in a COPD patient, what percentage of improvement must be achieved on FEV1 results following bronchodilation?

Explanation

Answer: C - If a 15% improvement is achieved post bronchodilation, a COPD patient is considered to have a reversible component.

A PFT technician will perform a spirometry, administer a bronchodilator, and repeat spirometry.

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