A rare and challenging case of intrapericardial hydatidosis.

Background: Hydatid cysts are most frequently located in the liver and lungs and very rarely can be found in the pericardium. Diagnosis and treatment are quite challenging, as the disease can present itself in many forms depending to the location and the complications that it might cause.

Case Presentation: A 22-year-old man presented to our hospital with ongoing dry cough for more than 1 month prior to admission.

Intrapericardial gossypiboma found 14 years after coronary artery bypass grafting.

Background: Foreign body left after surgery surrounded by a foreign body reaction otherwise known as gossypiboma, have been first described in 1884. Although it occurs rarely, it can lead to various complications which include adhesions, abscess formation and related complications. Intrathoracic gossypiboma is a rare but serious consequence of negligence, mainly during abdominal and cardiothoracic surgery that can lead to severe medical consequences.