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Anterior skull base surgery without prophylactic airway diversion procedures
Ziv Gil1, Jacob T Cohen, Sergei Spektor
1Skull-Base Surgery Unit, Department of Otolaryngology-Head and Neck Surgery, Tel Aviv Sourasky Medical Center, 6 Weizmann St, Tel Aviv 64239, Israel.
Summary
Prophylactic airway diversion is unnecessary for most anterior skull base surgeries. This study found a low rate of tension pneumocephalus (TP) without these interventions, suggesting they should be reserved for high-risk patients.
Area of Science:
- Neurosurgery
- Surgical Oncology
- Otolaryngology
Background:
- Anterior skull base surgery is effective but carries risks, including tension pneumocephalus (TP).
- Prophylactic airway diversion, like prolonged intubation or tracheostomy, is often recommended to prevent TP.
- These interventions may mask neurological issues and prolong recovery.
Purpose of the Study:
- To evaluate the necessity of prophylactic airway diversion in anterior skull base surgery.
- To determine the incidence of TP in patients undergoing these procedures without airway diversion.
Main Methods:
- A retrospective review of 85 patients undergoing anterior skull base surgery via the subcranial approach without prophylactic airway diversion.
- Procedures included tumor resection, CSF leak repair, fungal infection treatment, and reconstruction.
Main Results:
- Only one patient (1.2%) developed TP.
- This complication rate is comparable to historical data from surgeries with airway diversion.
Conclusions:
- Prophylactic airway diversion is not routinely necessary for anterior skull base operations.
- Airway diversion should be reserved for patients with identified risk factors for TP, such as chronic cough or obstructive pulmonary disease.