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[Giant cell arteritis: Ischemic complications].

Laurent Sailler1, Kim Paricaud1

  • 1CHU de Toulouse, Hôpital Purpan, université de Toulouse, service de médecine interne, Pavillon URM, UMR Inserm 1027, 31059 Toulouse cedex 9, France.

Presse Medicale (Paris, France : 1983)
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Summary
This summary is machine-generated.

Giant cell arteritis (GCA) can cause ischemic complications, often in undiagnosed or uncontrolled cases. Ophthalmic issues like anterior ischemic optic neuropathy are common, while strokes typically affect the vertebrobasilar arteries.

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Area of Science:

  • Vascular Medicine
  • Rheumatology
  • Neurology

Background:

  • Giant cell arteritis (GCA) is a systemic vasculitis primarily affecting large and medium-sized arteries.
  • Ischemic complications are a significant concern in GCA, impacting various organ systems.
  • Early diagnosis and management are crucial to prevent irreversible damage.

Purpose of the Study:

  • To review the spectrum of ischemic complications associated with Giant Cell Arteritis.
  • To highlight diagnostic advancements and current treatment strategies for GCA-related ischemia.
  • To emphasize the importance of disease control in preventing ischemic events.

Main Methods:

  • Literature review focusing on ischemic complications in Giant Cell Arteritis.
  • Analysis of diagnostic modalities including imaging techniques.
  • Summary of established and emerging treatment protocols.

Main Results:

  • Ischemic complications are more frequent in undiagnosed or poorly controlled GCA.
  • Ophthalmic complications, particularly anterior ischemic optic neuropathy, are most common.
  • Vasculitic strokes predominantly occur in the vertebrobasilar territory; coronary involvement is rare.
  • Advances in echography (halo sign) and PET imaging aid diagnosis of limb ischemia.
  • Treatment involves corticosteroids, cardiovascular risk factor control, and antiplatelet agents; heparin may be used for limb ischemia.

Conclusions:

  • Effective management of Giant Cell Arteritis is key to mitigating ischemic risks.
  • Prompt diagnosis and treatment of GCA-related ischemia can improve patient outcomes.
  • A multidisciplinary approach is often necessary for comprehensive patient care.