Your patient is a 24-year-old with a severe cough that has lasted 2 days and is consistent throughout the day. They have never had this type of episode before. They are afebrile with a respiratory rate of 16 and a heart rate of 82, and they have scattered wheezes in all lung fields that do not clear with coughing. They report mild fatigue, and their chest wall is sore enough that they took ibuprofen this morning before coming to the clinic. They deny sore throat, runny nose, and headache. Which of the following would be an appropriate part of the diagnostic work-up?
O Spirometry to evaluate FEV1
O Chest X-ray
O Strep rapid antigen testing
O Radiologic and laboratory testing are not required at this time