Pericardial effusions may be primary idiopathic, or secondary to malignancy, infection, uremia, myocardial infarction (known as Dressler Syndrome), and connective tissue disorders 1.
Pericardial effusion secondary to pancreatic cancer is rare 2. It is most frequently associated with metastatic non-small cell lung cancer, breast cancer, esophageal cancer and lymphoma 3.
Transthoracic or transesophageal echocardiogram is the diagnostic test of choice for assessing the functional impact of the effusion 4.