A previously healthy 47-year-old man comes to the physician because of a 5-month history of shortness of breath with exertion. HR is 76. RR is 24. BP 130/85. There is jugular venous distension and a prominent a wave. Auscultation of the lung fields is unremarkable. There is a loud S2 and S4 gallop. Which of the following is most likely increased in expression in this patient?
Calcitonin gene-related peptide
C-reactive protein
Endothelin-1
Nitric oxide
Prostaglandin I2 (PGI2, Prostacyclin)
Thrombomodulin
—
Cut-to-the-chase Answer (0:34):
—
HY USMLE Answer (7:29):
