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Fulminant dengue myocarditis masquerading as acute myocardial infarction

Chi-Hang Lee1, Clarence Teo, Adrian F Low

  • 1The Heart Institute, National University Hospital Singapore, Singapore. Leechihang@nuh.com.sg

International Journal of Cardiology
|August 15, 2008
PubMed

Insights

Dengue myocarditis is a rare complication of dengue fever, often presenting with non-specific symptoms that mimic heart attack. Early diagnosis is challenging, and fatal cases, though rare, can occur.

Area of Science:

  • Cardiology
  • Infectious Diseases
  • Virology

Background:

  • Dengue fever is a mosquito-borne viral illness with diverse clinical presentations.
  • Dengue myocarditis, a cardiac complication, is infrequently reported, with obscure incidence and pathophysiology.
  • Most dengue myocarditis cases are self-limiting, but fatal outcomes are possible.

Observation:

  • A young male presented with symptoms and ECG findings suggestive of acute myocardial infarction.
  • The patient's presentation was attributed to fulminant dengue myocarditis.
  • Diagnosis was complicated by the non-specific nature of symptoms and delayed serology results.

Findings:

  • Fulminant dengue myocarditis can mimic acute myocardial infarction.
  • Delayed diagnosis due to non-specific symptoms contributed to a fatal outcome.
  • The case highlights the potential severity of dengue myocarditis.

Implications:

  • Increased awareness of dengue myocarditis is crucial for early diagnosis and management.
  • Further research into the pathophysiology and diagnostic markers of dengue myocarditis is warranted.
  • This case underscores the importance of considering dengue infection in endemic areas, even with cardiac symptoms.

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