Prepared by Nawar Al-Saieg, MD, Resident, and John Politis, MD, FCCP, Program Director, Department of Internal Medicine, Western Reserve Care System, Forum Health, Youngstown, Ohio

A preemployment chest x-ray was performed on a 26-year-old asymptomatic black man with no significant medical history. He denied any history of tobacco or alcohol consumption. Complete blood cell count and chemistries were unremarkable. Because of the chest x-ray findings (Figure 1), follow-up computed tomography (Figure 2) and magnetic resonance imaging (Figure 3) scans of the chest were performed.

What’s Your Diagnosis?

• Lymphoma
• Bronchogenic cysts
• Esophageal cancer
• Pericardial cysts