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Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas
Published on: January 17, 2018
[Endoscopic endonasal surgery for clival tumor]
Qiu-hang Zhang1, Feng Kong, Bo Yan
1Department of Otorhinolaryngology Head and Neck Surgery, Xuanwu Hospital of Capital University of Medical Science, Beijing 100053, China. zhangqiuhang@yahoo.com.cn
Summary
Endoscopic endonasal surgery offers improved visualization for clival tumor removal, enabling better management of these complex skull base lesions. This minimally invasive approach facilitates optimal surgical outcomes.
Area of Science:
- Neurosurgery
- Otolaryngology
- Skull Base Surgery
Background:
- Clival tumors present significant surgical challenges due to their location.
- Traditional open approaches carry substantial risks and limitations.
Purpose of the Study:
- To evaluate the efficacy and safety of the endoscopic endonasal approach (EEA) for managing clival tumors.
- To review surgical outcomes and complications in a cohort of patients undergoing EEA for clival lesions.
Main Methods:
- Prospective study of 24 patients with various clival tumors treated with EEA between August 2002 and November 2005.
- Detailed description of the operative technique employed for endoscopic endonasal surgery.
- Tumor types included chordoma, ossifying fibroma, meningioma, craniopharyngioma, hemangioblastoma, squamous cell carcinoma, chondrosarcoma, lymphoma, malignant giant cell tumor, and metastatic carcinoma.
Main Results:
- Achieved total tumor removal in 22 patients and subtotal removal in 2 patients.
- Follow-up ranged from 12 to 51 months, with 3 patient deaths.
- Recurrence occurred in 5 patients with total removal (1 death); 2 patients with subtotal removal died (1 chondrosarcoma, 1 chordoma).
- Complications included subarachnoid hemorrhage (1 patient) and transient cerebrospinal fluid leakage (2 patients).
Conclusions:
- Endoscopic endonasal surgery provides enhanced visualization of deep skull base structures.
- The EEA allows surgeons to 'look around corners' and offers a wide exposed field for clival tumor management.
- This minimally invasive approach is effective for properly managing clival lesions.
