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Pericarditis revealing large vessel vasculitis

Bruno Couturier1, Valerie Huyge, Muhammad S Soyfoo

  • 1Department of Internal Medicine, Erasme Hospital, Université Libre de Bruxelles, 1070 Bruxelles, Belgium.

ISRN Rheumatology
|March 6, 2012
PubMed

Insights

Giant cell arteritis, a form of large vessel vasculitis, typically presents with inflammation and headaches. This case highlights how Fluorodeoxyglucose-Positron Emission Tomography (FDG-PET) can reveal large vessel vasculitis in patients initially presenting with pericarditis.

Area of Science:

  • Cardiology
  • Rheumatology
  • Nuclear Medicine

Background:

  • Large vessel vasculitis (LVV), including Giant Cell Arteritis (GCA), is an inflammatory condition affecting major arteries.
  • GCA diagnosis traditionally relies on temporal artery biopsy, which can be invasive and may yield false negatives.

Observation:

  • A patient presented with symptoms mimicking pericarditis, a condition affecting the heart's outer lining.
  • Initial diagnostic workup did not immediately suggest underlying vasculitis.

Findings:

  • Fluorodeoxyglucose-Positron Emission Tomography (FDG-PET) imaging identified characteristic signs of large vessel vasculitis.
  • This imaging modality proved crucial in uncovering the underlying vasculitic process.

Implications:

  • FDG-PET may serve as a valuable non-invasive tool for diagnosing LVV, especially in atypical presentations.
  • Early and accurate diagnosis of LVV can lead to timely intervention and improved patient outcomes.

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