Pericardial hydatid cysts presenting with atrial flutter and mitral regurgitation.

The article presents a case study of a 53-year-old man diagnosed with pericardial hydatid cysts, which led to new onset atrial flutter and severe mitral regurgitation. Topics discussed include the diagnostic challenges posed by the cysts, the imaging techniques employed for evaluation, and the management decisions made following the findings, including the decision to initiate medical therapy instead of surgical intervention.