Pulmonary Department
Mayo Clinic Arizona
Scottsdale, AZ USA
History of Present Illness
A 56-year-old man presented acute onset of shortness of breath. He denied cough, fever or other symptoms
Past Medical History, Family History and Social History
Medications
Physical Examination
Chest X-ray
An AP chest X-ray was performed (Figure 1).
Figure 1. Admission chest X-ray.
Which abnormality is suggested by the chest X-ray? (Click on the correct answer to the second of seven pages)