…compression. Infection in the skin overlying the puncture site. Previous pelvic irradiation on the intended side (yields fibrotic, unrepresentative marrow — choose the other side). A…

…and hypercholesterolemia. Dressler syndrome. Iatrogenic damage to the pericardium. Irradiation. Trauma. The most common cause of pericardial effusion is pericarditis. Because it is difficult to…