Acute Pericarditis

From the Department of Internal Medicine, Cardiology Division, Johns Hopkins Medical Institutions, Baltimore (R.A.L.); and the University of Texas Southwestern Medical Center, Dallas (L.D.H.). Address reprint requests to Dr. Hillis at Rm. G5.232, University of Texas Southwestern Medical Center, 5323 Harry Hines Blvd., Dallas, TX 75390-9030, or at [email protected].