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Diagnosis of infective endocarditis with cardiac CT in an adult

Kotaro Ouchi1, Toshiro Ebihara2, Masaki Niitani2

  • 1Department of Radiology, The Jikei University School of Medicine, 3-25-8 Nishi-Shimbashi, Minato-Ku, Tokyo 105-8461, Japan.

Radiology Case Reports
|April 13, 2019
PubMed

Insights

Computed tomography (CT) can diagnose infective endocarditis, even when echocardiography is negative. This cardiac CT approach identifies vegetations and abscesses, aiding diagnosis when other methods fail.

Area of Science:

  • Cardiology
  • Medical Imaging

Background:

  • Infective endocarditis diagnosis relies on modified Duke's criteria, incorporating clinical, biological, and echocardiographic data.
  • Computed tomography (CT) is not currently a standard component of these diagnostic criteria.

Observation:

  • A case of infective endocarditis was successfully diagnosed using cardiac CT.
  • Cardiac CT identified vegetations and a perivalvular abscess.
  • These findings were not detected by transthoracic echocardiography (TTE) or transesophageal echocardiography (TEE).

Findings:

  • Cardiac CT proved to be a feasible imaging modality for evaluating infective endocarditis.
  • CT detected key diagnostic features of infective endocarditis, including vegetations and abscesses.

Implications:

  • Cardiac CT should be considered in patients with suspected infective endocarditis, especially when TTE and TEE yield negative results.
  • Integrating cardiac CT into diagnostic protocols may improve the detection rates of infective endocarditis.

Keywords:
Cardiac computed tomographyInfective endocarditis

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