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[CSF rhinorrhea].

Shibli Alsleibi1, Arkadi Yakirevitch1

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Cerebrospinal fluid (CSF) rhinorrhea, a leak from the skull base, can cause serious complications. Diagnosis involves tests like beta-2 transferrin and imaging, with treatment ranging from conservative measures to endoscopic repair.

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Area of Science:

  • Neurology
  • Otolaryngology
  • Neurosurgery

Background:

  • Cerebrospinal fluid (CSF) rhinorrhea results from skull base defects, potentially leading to infections and neurological issues.
  • Causes include trauma, sinonasal disease, surgery, tumors, and spontaneous cases linked to elevated intracranial pressure.
  • Symptoms involve unilateral nasal discharge, often exacerbated by posture or Valsalva maneuver, and can be mistaken for rhinitis.

Purpose of the Study:

  • To review the diagnosis and management of cerebrospinal fluid (CSF) rhinorrhea.
  • To highlight diagnostic tools and treatment strategies, including conservative and surgical options.

Main Methods:

  • Diagnostic methods include the beta-2 transferrin test for CSF confirmation and high-resolution CT/MRI for leak localization.
  • Challenging cases may utilize CT or MRI cisternography.
  • Conservative management involves bed rest, head elevation, and avoiding increased intracranial pressure activities.

Main Results:

  • The beta-2 transferrin test is highly sensitive and specific for diagnosing CSF rhinorrhea.
  • Conservative management has a high spontaneous resolution rate, particularly in trauma cases.
  • Endoscopic repair offers high success rates and lower morbidity compared to open intracranial surgery.

Conclusions:

  • CSF rhinorrhea requires prompt diagnosis and management to prevent complications.
  • A multidisciplinary approach is essential for optimal patient outcomes.
  • Individualized surgical technique selection is crucial for successful defect closure.