Table 2

Primary site of malignant pericardial effusions

Malignancy % (n)
Breast25 (5)
Lung (adenocarcinoma)20 (4)
Lung (squamous cell carcinoma)10 (2)
Adenocarcinoma (unknown primary)10 (2)
Non-Hodgkin's lymphoma10 (2)
Ovarian5 (1)
Thyroid5 (1)
Nasopharyngeal carcinoma5 (1)
Mesothelioma5 (1)
Chronic lymphocytic leukaemia5 (1)