Inflammation of myocardium with edema, hyperemia, & fibrosis, often leading to cardiac dysfunction & pericardial effusion
Clinical symptoms are often nonspecific
IMAGING
Radiographic Findings
MR Findings
Echocardiographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Microscopic Features
CLINICAL ISSUES
Presentation
Treatment
Selected References
Gottlieb M et al: Multisystem inflammatory syndrome in children with COVID-19. Am J Emerg Med. 49:148-52, 2021
Liguori C et al: Myocarditis: imaging up to date. Radiol Med. 125(11):1124-34, 2020
McMurray JC et al: Multisystem inflammatory syndrome in children (MIS-C), a post-viral myocarditis and systemic vasculitis-a critical review of its pathogenesis and treatment. Front Pediatr. 8:626182, 2020
Bière L et al: Imaging of myocarditis and inflammatory cardiomyopathies. Arch Cardiovasc Dis. 112(10):630-41, 2019
Dasgupta S et al: Myocarditis in the pediatric population: a review. Congenit Heart Dis. 14(5):868-77, 2019
O'Connor MJ: Imaging the itis: endocarditis, myocarditis, and pericarditis. Curr Opin Cardiol. 34(1):57-64, 2019
Ferreira VM et al: Native T1-mapping detects the location, extent and patterns of acute myocarditis without the need for gadolinium contrast agents. J Cardiovasc Magn Reson. 16:36, 2014
Friedrich MG et al: Cardiac magnetic resonance assessment of myocarditis. Circ Cardiovasc Imaging. 6(5):833-9, 2013
Friedrich MG et al: Cardiovascular magnetic resonance in myocarditis: a JACC white paper. J Am Coll Cardiol. 53(17):1475-87, 2009
Gagliardi MG et al: Usefulness of magnetic resonance imaging for diagnosis of acute myocarditis in infants and children, and comparison with endomyocardial biopsy. Am J Cardiol. 68(10):1089-91, 1991
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KEY FACTS
Imaging
Top Differential Diagnoses
Pathology
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TERMINOLOGY
Definitions
Inflammation of myocardium with edema, hyperemia, & fibrosis, often leading to cardiac dysfunction & pericardial effusion
Clinical symptoms are often nonspecific
IMAGING
Radiographic Findings
MR Findings
Echocardiographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Microscopic Features
CLINICAL ISSUES
Presentation
Treatment
Selected References
Gottlieb M et al: Multisystem inflammatory syndrome in children with COVID-19. Am J Emerg Med. 49:148-52, 2021
Liguori C et al: Myocarditis: imaging up to date. Radiol Med. 125(11):1124-34, 2020
McMurray JC et al: Multisystem inflammatory syndrome in children (MIS-C), a post-viral myocarditis and systemic vasculitis-a critical review of its pathogenesis and treatment. Front Pediatr. 8:626182, 2020
Bière L et al: Imaging of myocarditis and inflammatory cardiomyopathies. Arch Cardiovasc Dis. 112(10):630-41, 2019
Dasgupta S et al: Myocarditis in the pediatric population: a review. Congenit Heart Dis. 14(5):868-77, 2019
O'Connor MJ: Imaging the itis: endocarditis, myocarditis, and pericarditis. Curr Opin Cardiol. 34(1):57-64, 2019
Ferreira VM et al: Native T1-mapping detects the location, extent and patterns of acute myocarditis without the need for gadolinium contrast agents. J Cardiovasc Magn Reson. 16:36, 2014
Friedrich MG et al: Cardiac magnetic resonance assessment of myocarditis. Circ Cardiovasc Imaging. 6(5):833-9, 2013
Friedrich MG et al: Cardiovascular magnetic resonance in myocarditis: a JACC white paper. J Am Coll Cardiol. 53(17):1475-87, 2009
Gagliardi MG et al: Usefulness of magnetic resonance imaging for diagnosis of acute myocarditis in infants and children, and comparison with endomyocardial biopsy. Am J Cardiol. 68(10):1089-91, 1991
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