Doug went to the emergency room complaining of chest pain, shortness of breath, and fever. Upon examination his doctor could hear a scratchy, rubbing sound when she listened to Doug's heart with a stethoscope. The doctor discovered that he had a viral infection in the membrane surrounding his heart. This condition is called _____.
A. Pleurisy
B. Peritonitis
C. Pancreatitis
D. Pleuritis
E. Pericarditis