Diagnostic Dilemma| Volume 134, ISSUE 1, P57-59, January 2021

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Progressive Dyspnea and Pleural Effusion—When the Answer Lies Buried in the History

      A 65-year-old Caucasian male with past medical history of prostate cancer status post prostatectomy presented to his primary care provider's office with 1 month of progressive cough, dyspnea upon exertion, and fatigue. The patient was training for a marathon and had noticed a progressive decline in his exercise function and endurance. He is a lifetime non-smoker.
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