University of Nebraska Medical Center
Omaha, NE USA
History of Present Illness
A 48-year-old man is referred for dyspnea on exertion and a nonproductive cough. He was well until 6 months prior to this visit. He feels he has had “flu-like symptoms” over the past month.
PMH, SH, and FH
He has had intermittent atrial fibrillation controlled by digoxin but also clopidogrel as an anticoagulant. He has symptoms of hay fever and had asthma as a child.
He has never smoked and rarely drinks. Pets include two dogs and a cat. He is a university English literature professor and his office is an old building but the building is clean and well maintained. Hobbies include playing guitar in a rock-n-roll band.
His family history is unremarkable.
Physical Examination
His physical examination including lungs and cardiovascular examination is unremarkable.
Which of the following are indicated for further workup? (Click on the correct answer to be directed to the second of six pages.)