Pericardial Effusion
Etiology
Infectious
Viral - coxsaccie most likely
Bacterial, usually gram positive, TB in endemic regions
Non-Infectious
Post-MI
acute (less than 5 days)
Dressler's: 2 weeks to months
Uremic
Connective tissue disease
SLE
RA
Sclerosis
Malignancy
Lung
Lymphoma
Breast
Radiation
Drugs (SHIP)
Trauma
Hypothyroidism