Cardiac tamponade can arise due to a number of conditions.
Conditions associated with cardiac tamponade:
(1) pericarditis
(1a) infectious (bacterial, fungal, tubercular, etc)
(1b) malignancy
(1c) collagen vascular disease
(1d) radiation
(1e) uremia
(1f) post-myocardial infarction
(1g) post-cardiac surgery
(1h) post-traumatic
(2) pneumopericardium
(3) acute hemorrhage
(3a) acute aortic dissection
(3b) iatrogenic
(3c) traumatic
(3d) cardiac rupture