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Trichinosis with ventilatory failure and persistent myocarditis
S J Compton1, C L Celum, C Lee
1Department of Medicine, University of Washington School of Medicine, Seattle.
Abstract:
Life-threatening infections with Trichinella spiralis are rare in countries that have adopted laws requiring cooking of raw garbage fed to pigs. Thus such infections may pose a diagnostic dilemma for clinicians unfamiliar with their presentation. We report a case of imported trichinosis in a Mexican national who developed respiratory failure, myocarditis, and sinus arrest. The patient recovered uneventfully after the administration of benzimidazole and corticosteroid drugs, although a pacemaker was required to maintain normal cardiac rhythm. Symptomatic myocarditis is a rare complication of trichinosis that is often associated with increased morbidity and mortality. This report illustrates and reviews important features of the epidemiology, clinical presentation, and management of trichinosis.
Insights
Trichinella spiralis infections are rare but can cause severe illness, including myocarditis and respiratory failure. Prompt treatment with antiparasitic and corticosteroid drugs can lead to recovery, though cardiac support may be needed.
Area of Science:
- Infectious Diseases
- Parasitology
- Internal Medicine
Background:
- Trichinella spiralis infections are rare in developed countries due to food safety regulations.
- Unfamiliarity with trichinosis presentation can lead to diagnostic challenges for clinicians.
Observation:
- A case of imported trichinosis presented with severe complications including respiratory failure, myocarditis, and sinus arrest.
- Symptomatic myocarditis is a rare but serious complication associated with high morbidity and mortality.
Findings:
- The patient recovered with benzimidazole and corticosteroid treatment.
- A pacemaker was required for cardiac rhythm management post-treatment.
Implications:
- This case highlights the importance of considering trichinosis in patients with relevant travel history and severe systemic symptoms.
- Early diagnosis and appropriate management are crucial for improving outcomes in trichinosis patients.
- Understanding the epidemiology, clinical presentation, and management of trichinosis is vital for clinicians worldwide.