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Questions and Answers
Which of the following is a common adverse effect of methacholine administration?
Which of the following is a common adverse effect of methacholine administration?
- Decreased respiratory rate
- Increased heart rate
- Elevated bronchial secretions (correct)
- Hypotension
What is the criteria for a positive methacholine test?
What is the criteria for a positive methacholine test?
- FEV1 drop of 30%
- FEV1 drop of 40%
- FEV1 drop of 20% (correct)
- FEV1 drop of 10%
In which patient population should methacholine testing be used with caution?
In which patient population should methacholine testing be used with caution?
- Patients with hypertension
- Patients with diabetes
- Patients taking anticholinesterase inhibitors (correct)
- Patients with a history of bronchitis
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