Cavernous Sinus Thrombosis

Overview

Cavernous sinus thrombosis (CST) is a serious condition where blood clots form in the cavernous sinus, a critical venous channel located behind your eyes at the base of your brain.

Key Points

• A rare but potentially life-threatening condition
• Requires immediate medical attention
• Usually develops from infections in nearby areas
• Can affect vision and eye movement

Common Causes

• Bacterial infections spreading from:
  • Sinuses
  • Face
  • Teeth or mouth
• Less common causes:
  • Trauma
  • Surgery complications
  • Blood clotting disorders

Symptoms

Primary Symptoms

• Severe headache
• Eye pain and swelling
• Vision problems
• Double vision
• Fever

Advanced Symptoms

• Drooping eyelids
• Eye muscle weakness
• Altered consciousness
• Seizures

Diagnosis

• Medical imaging:
  • MRI with contrast
  • CT scan
• Blood tests
• Culture studies

Treatment

Immediate Interventions

1. High-dose intravenous antibiotics
2. Blood thinners (anticoagulation)
3. Possible surgical drainage

Supportive Care

• Hospital admission
• Close monitoring
• Pain management
• Eye care

Prognosis

Early diagnosis and treatment significantly improve outcomes. Recovery time varies but typically requires several weeks of treatment.

Prevention

• Prompt treatment of facial infections
• Good dental hygiene
• Regular medical check-ups
• Immediate attention to severe face or eye infections

When to Seek Help

Seek immediate medical attention if you experience:

• Severe headache with eye symptoms
• Vision changes
• Facial swelling with fever
• Eye pain and redness