Regression of Left Ventricular Hypertrophy After Polycythemia Vera Treatment With Incidental Finding of Unicuspid Aortic Valve.

We present a unique case of a 38-year-old man with 2 rare conditions: unicuspid aortic valve and polycythemia vera. The patient developed left ventricular hypertrophy, which showed regression after polycythemia vera treatment. This is the first reported case of left ventricular hypertrophy regression after polycythemia vera treatment.