Humans Biomarkers Drug Therapy Combination Diagnosis Differential Myocardial Infarction/diagnosis *covid-19 Covid-19 SARS-CoV-2 *Pandemics *Betacoronavirus/isolation & purification *Myocarditis *Type 2 myocardial infarction Azithromycin/administration & dosage/adverse effects/therapeutic use Coronavirus Infections/*complications/physiopathology Cytokine Release Syndrome/etiology/physiopathology Hydroxychloroquine/administration & dosage/adverse effects/therapeutic use Hypoxia/etiology/physiopathology Long QT Syndrome/chemically induced Myocarditis/etiology/physiopathology Pericarditis/etiology/physiopathology Pneumonia Viral/*complications/physiopathology Systemic Inflammatory Response Syndrome/etiology/physiopathology Tachycardia Ventricular/etiology/physiopathology Thrombophilia/blood/etiology Ventricular Dysfunction Left/*diagnosis/etiology/physiopathology Ventricular Fibrillation/etiology/physiopathology