A 56-Year-Old Caucasian Female Arrives at Your Office with a Persistent

A 56-year-old Caucasian female arrives at your office with a persistent cough. She claims that her cough is dry and has a negative impact on her quality of life. She denies experiencing chest pain, hemoptysis, or shortness of breath. Her previous medical history is significant due to long-standing hypertension, diabetes, and a myocardial infarction two months ago. She doesn't smoke or drink alcohol. Her blood pressure is 130/70 mmHg, and her heart rate is 70 bpm. Which of the following is the best next step in the management of this patient?

A) Careful review of family history
B) Careful review of past allergic episodes
C) Careful review of current medications
D) Careful review of diet and physical activity
E) Chest x-ray