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Questions: 5 | Attempts: 355 | Last updated: May 2, 2019
A 27-year-old woman with no significant medical history presents for initial evaluation of cough of 4 months' duration. Her cough is worse with exertion and at night and has occasionally wakened her from sleep. She denies experiencing any wheezing. She does not smoke, and she has no history of atopic skin changes. On physical examination, the patient's respiratory rate is normal. The cardiopulmonary examination is also normal.
For this patient, which of the following interventions should be undertaken at this time?