[Infectious aneurysms of the cavernous carotid artery]

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K Marsot-Dupuch1, S Riachi, K Berthet

  • 1Service de Radiologie, Hôpital Saint-Antoine, 184, rue du Faubourg St-Antoine, 75012 Paris. kathlyn.marsot-dupuch@sat.ap-hop-paris.fr

Journal De Radiologie
|August 1, 2000
PubMed

Insights

Infectious aneurysms of the cavernous carotid artery, often caused by sinusitis or endocarditis, require prompt diagnosis and management. Early detection via advanced imaging and potential carotid artery occlusion are crucial for patient outcomes.

Area of Science:

  • Vascular Surgery
  • Infectious Diseases
  • Neurology

Background:

  • Infectious aneurysms of the cavernous carotid artery are rare but serious vascular complications.
  • Common causes include sphenoidal sinusitis and endocarditis, leading to septic emboli or contiguous spread.

Observation:

  • Three patients presented with acute cavernous sinus syndrome, initially suspected as thrombophlebitis.
  • Diagnosis was confirmed using magnetic resonance imaging (MRI) and magnetic resonance angiography (MRA).

Findings:

  • Aneurysmal fissuration, indicated by epistaxis or blood in the sphenoid sinus, necessitated therapeutic internal carotid artery occlusion in all three patients.
  • Management involved antibiotherapy and close clinical and imaging follow-up.

Implications:

  • This case series highlights the importance of considering infectious aneurysms in patients with septic cavernous sinus syndrome.
  • Advanced imaging and selective angiography with potential carotid artery occlusion are vital for managing these complex cases and preventing rupture.

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