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Updated: Jun 23, 2026

Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas
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Anterior skull base surgery: open versus endoscopic.

Lee A Zimmer1, Philip V Theodosopoulos

  • 1University of Cincinnati Medical Center: Departmentof Otolaryngology-Head and Neck Surgery and University of Cincinnati Neuroscience Institute, Cincinnati, Ohio, USA. lee.zimmer@uc.edu

Current Opinion in Otolaryngology & Head and Neck Surgery
|April 18, 2009
PubMed
Summary

Minimally invasive anterior skull base surgery is advancing with both open and endoscopic techniques. This review evaluates recent progress and limitations in these surgical approaches for the anterior cranial base.

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Area of Science:

  • Neurosurgery
  • Otolaryngology
  • Head and Neck Surgery

Background:

  • Minimally invasive techniques are transforming anterior cranial base surgery.
  • Open, microscopic, and transnasal endoscopic approaches are gaining significant attention.
  • Advances in surgical technology and understanding are driving innovation.

Purpose of the Study:

  • To evaluate recent advancements in both open and endoscopic surgical approaches to the anterior skull base.
  • To provide a comprehensive review of current literature on anterior cranial base surgery techniques.

Main Methods:

  • Review of recently published data on open and endoscopic anterior cranial base surgery.
  • Analysis of studies focusing on surgical corridors, anatomical limitations, and reconstruction techniques.

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Last Updated: Jun 23, 2026

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  • Comparative evaluation of traditional and novel surgical approaches.

    • Main Results:

    • Recent research has detailed endoscopic skull base anatomy and defined surgical corridors.
    • Anatomical limitations and reconstruction challenges for endoscopic skull base surgery have been addressed.
    • New transcranial surgical approaches are emerging, challenging traditional methods.

    Conclusions:

    • Both open and endoscopic approaches are supported by current data for anterior cranial base surgery.
    • The limitations associated with each approach are discussed.
    • Continued research is essential for optimizing patient outcomes in anterior cranial base surgery.