Myocarditis as the first manifestation of eosinophilic granulomatosis with polyangiitis

Introduction. Myocarditis is a common diagnosis, but its etiology often remains unknown as it requires extensive diagnostic work. Eosinophilic granulomatosis with polyangiitis (EGPA) or Churg-Strauss syndrome very rare systemic disease, which not easy to diagnose. in EGPA and usually occurs the late stages of disease. Case report. A 22-year-old man was admitted acute coronary (ACS). Coronary angiography performed excluded stenosis epicardial arteries. The working diagnosis myocardial infarction non-obstructive arteries (MINOCA) established. Then we found inflammatory syndrome, eosinophilia lot symptoms signs. We managed establish myopericarditis by cardiac magnetic resonance imaging (MRI). workout included laboratory tests, ruled out infectious agents. Then, immunological computed tomography (CT) scan chest, biopsy bone marrow, nasal mucosa, skin were performed. cause myocarditis - EGPA, only after histopathological finding biopsy, enabled adequate immunosuppressive therapy. Conclusion. accurate crucial for correct-causal treatment patient, especially since he needs life-long For such complex patients, multidisciplinary approach perseverance evaluation are necessary treatment.