Overview
Intracranial infectious cysts, often associated with cavernous carotid artery aneurysms, represent a rare but serious complication characterized by infection within the aneurysm or surrounding structures, leading to neurological deficits and potential life-threatening complications 1.Diagnosis
Clinical Presentation: Visual loss, cranial nerve palsies, cavernous sinus thrombosis, and associated phlegmon 1.
Imaging: MRI and MRA are crucial for identifying the aneurysm and associated complications 1.
Laboratory Tests: Elevated inflammatory markers and cultures from surgical samples or aspirates may confirm infection 1.Management
First-Line Treatment: Protracted antibiotic therapy tailored to culture and sensitivity results 1.
Surgical Intervention: Transsphenoidal evacuation for decompression and removal of infectious material 1.
Endovascular Therapy: Flow-diverting stents (e.g., Pipeline) as an adjunctive treatment for aneurysm obliteration in cases refractory to medical and surgical management 1.Special Populations
No Specific Data Provided: Abstracts do not cover management specifics for pregnancy, pediatrics, elderly, or comorbidities 1.Key Recommendations
Initiate prolonged antibiotic therapy based on culture and sensitivity results to manage intracranial infectious cysts (Evidence: Moderate 1).
Consider transsphenoidal surgery for decompression and removal of infectious material in cases with significant mass effect or neurological deficits (Evidence: Moderate 1).
Employ flow-diverting stents as a reconstructive endovascular approach for aneurysm obliteration in refractory cases, following initial medical and surgical interventions (Evidence: Weak 1).References
1 Kobets AJ, Scoco A, Nakhla J, Brook AL, Kinon MD, Baxi N et al.. Flow-Diverting Stents for the Obliteration of Symptomatic, Infectious Cavernous Carotid Artery Aneurysms. Operative neurosurgery (Hagerstown, Md.) 2018. link