Multiple Choice
A 39-year-old man comes to the emergency department with anterior chest pain. He had felt well until the pain developed 4 days ago. The patient says the pain is sharp and makes it difficult to take a deep breath. Since yesterday, he has also felt out of breath. Medical history is unremarkable. The patient's father died of a heart attack at age 52, and his mother suffers from rheumatoid arthritis. He does not use alcohol or tobacco. Temperature is 37.4 C (99.3 F) , blood pressure is 112/65 mm Hg, and pulse is 103/min and regular. Bedside ultrasound examination demonstrates a moderate pericardial effusion. Which of the following is the most likely cause of this patient's current condition?
A) Autoimmune disease
B) Coronary artery disease
C) Gram-positive cocci
D) Malignancy
E) Viral infection
Correct Answer:

Verified
Correct Answer:
Verified
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