"pericardial thickening >4 mm with calcification may support the diagnosis of constrictive pericarditis."
"in some cases, CT can detect pericardial adhesion and differentiate pericardial constriction from restrictive cardiomyopathy 3."
"pericarditis: tuberculous, fungal, viral or pyogenic"
"neoplasia, which can cause inflammation (e.g. lung, breast, lymphoma)"