Primary pericardial mesothelioma should be considered in the differential diagnosis of effusive constrictive pericarditis, especially when there is no clear explanation or response to treatment.
Constrictive pericarditis is an uncommon presentation of PPM. Due to the high mortality rate and late presentation, difficulties and uncertainties in diagnosis, being aware of this rare malignant entity in different cardiac manifestations, particularly when there is no clear explanation or response to treatment in such conditions, is highly important.
Savarrakhsh et al. (Wed,) studied this question.