Dressler’s syndrome. Some texts describe this as post MI syndrome. It presents as pleuropericarditis occurring within the first 12 weeks following an acute MI. The pericarditis is secondary to the MI and is induced by an abnormal autoimmune mechanism. This syndrome is rarely serious but may be distressing and frightening to the patient still …

https://www.nursingtimes.net/clinical-archive/cardiovascular-clinical-archive/complications-associated-with-myocardial-infarction-15-04-2003/