The Nurse Is Obtaining a Health History from a 67-Year-Old

The nurse is obtaining a health history from a 67-year-old patient with a 40 pack-year smoking history, complaints of hoarseness and tightness in the throat, and difficulty swallowing. Which question is most important for the nurse to ask?

A) How much alcohol do you drink in an average week?
B) Do you have a history of using chewing tobacco or snuff?
C) Do you use antihistamines for upper airway congestion?
D) Have you had frequent streptococcal throat infections?