New-Onset Heart Failure From Viral Myocarditis and Inflammatory Cardiomyopathy: A Case Report
Bir P Singh1, Kelvin Noronha1, Johnathan Frunzi1
1Internal Medicine, HCA Florida Trinity, Trinity, USA.
Cureus
|July 11, 2022
Summary
A viral infection triggered inflammatory cardiomyopathy in a 69-year-old woman with asthma. This condition, characterized by myocarditis and cardiac dysfunction, developed despite no coronary artery disease.
Area of Science:
- Cardiology
- Infectious Diseases
- Immunology
Background:
- Inflammatory cardiomyopathy, a nonischemic condition, arises from myocarditis, leading to cardiac dysfunction and ventricular remodeling.
- It can be triggered by diverse pathogens and toxins, presenting a diagnostic challenge.
Observation:
- A 69-year-old female with asthma experienced recurrent exacerbations, suspected to be viral upper respiratory tract infections.
- Serial echocardiograms over five months revealed a progressive decline in left ventricular systolic and diastolic function.
Findings:
- Cardiac catheterization excluded significant coronary artery disease.
- Elevated troponin levels persisted despite normal renal function, indicating myocardial injury.
- The clinical course suggested a link between viral infection and the development of inflammatory cardiomyopathy.
Implications:
- This case highlights viral upper respiratory tract infections as a potential trigger for inflammatory cardiomyopathy.
- It underscores the importance of considering myocarditis in patients with unexplained cardiac dysfunction following viral illnesses.
- Early recognition and management are crucial for improving outcomes in inflammatory cardiomyopathy.
Keywords:
bronchial asthma exacerbationcongestive heart failureechocardiography - heart failure - valvular heart diseaseviral cardiomyopathyviral-induced myocarditisMore Related Videos
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