Endoscopic-Assisted Keyhole Middle Cranial Fossa Approach for Small Vestibular Schwannomas
Abstract
:1. Introduction
2. Materials and Methods
2.1. Cadaveric Demonstration
2.2. Clinical Cases
2.3. Outcome Evaluation
2.4. Statistical Analyses
3. Results
3.1. Cadaveric Demonstration
3.2. Clinical Cases
4. Discussion
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Acknowledgments
Conflicts of Interest
References
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Surgery | Patient | Sex | Age (Years) | Site | Tumor Size (mm) | Tumor Growth Rate (mm/year) | Intractable Vertigo | Preoperative Hearing Threshold (dB HL) | Preoperative Word Recognition Score (%) | Hearing Deterioration Rate (dB/6 Months) | Surgical Outcome | Postoperative Complications | Operation Time (Minutes) | Hospital Stay (Days) |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
KMCFA | 1 | Male | 40 | Left | 8 × 5 | Not available | No | 68 | 58 | 29 | Total | None | 312 | 6 |
KMCFA | 2 | Female | 60 | Left | 11 × 8 | 2 | Yes | 26 | 90 | 2 | Total | None | 345 | 7 |
KMCFA | 3 | Female | 77 | Left | 7 × 3 | 2 | No | 61 | 26 | 5 | Total | None | 263 | 10 |
KMCFA | 4 | Female | 49 | Right | 4 × 5 | <1 | Yes | 8 | 96 | None | Total | None | 501 | 7 |
KMCFA | 5 | Male | 59 | Left | 9 × 5 | Not available | No | 56 | 70 | 2 | Total | None | 320 | 7 |
MCFA | 6 | Male | 49 | Left | 7 × 4 | 1 | Yes | 10 | 94 | None | Total | Facial palsy, headache | 427 | 9 |
MCFA | 7 | Male | 59 | Right | 13 × 8 | Not available | Yes | 24 | 90 | Not available | Subtotal | None | 637 | 9 |
MCFA | 8 | Female | 37 | Left | 8 × 5 | Not available | Yes | 10 | Not available | Not available | Subtotal | None | 681 | 9 |
MCFA | 9 | Male | 44 | Left | 6 × 4 | <1 | No | 60 | 52 | 3 | Subtotal | None | 555 | 11 |
MCFA | 10 | Female | 51 | Left | 6 × 2 | Not available | No | 33 | 88 | Not available | Total | None | 430 | 15 |
MCFA | 11 | Female | 38 | Left | 5 × 4 | No growth | No | 58 | 70 | Not available | Total | CSF leakage | 405 | 12 |
MCFA | 12 | Female | 66 | Left | 3 × 2 | Not available | No | 8 | 98 | Not available | Total | None | 460 | 12 |
MCFA | 13 | Male | 17 | Right | 5 × 3 | No growth | No | 21 | 98 | Not available | Total | None | 300 | 11 |
KMCFA | Classical MCFA | p-Value | |
---|---|---|---|
Sex (male:female) | 2:3 | 4:4 | |
Site (left:right) | 4:1 | 6:2 | |
Age (years) | 57 ± 6.19 | 45.1 ± 5.32 | 0.18 |
Tumor size (mm) | 8 ± 1.00 | 6.8 ± 1.04 | 0.45 |
Tumor growth rate † (mm/6 months) | 2 | 0.3 | |
Intractable vertigo rate (%) | 40 (2/5) | 37.5 (3/8) | |
Preoperative hearing threshold (dB HL) | 40 ± 10.0 | 28 ± 7.4 | 0.35 |
Surgical outcome (rate of total removal, %) | 100 (5/5) | 62.5 (5/8) | 0.23 |
Major complication ‡ rate (%) | 0 (0/5) | 25 (2/8) | 0.49 |
Surgical time (minutes) | 348.2 ± 40.45 | 486.9 ± 45.13 | 0.06 |
Hospital stay § (days) | 7.4 (6.5–8.5) | 11 (9–12) | 0.0054 ** |
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Moon, I.S.; Choi, I.S.; Shin, S.H.; Yang, S.; Jung, Y.; Na, G. Endoscopic-Assisted Keyhole Middle Cranial Fossa Approach for Small Vestibular Schwannomas. J. Clin. Med. 2022, 11, 2324. https://doi.org/10.3390/jcm11092324
Moon IS, Choi IS, Shin SH, Yang S, Jung Y, Na G. Endoscopic-Assisted Keyhole Middle Cranial Fossa Approach for Small Vestibular Schwannomas. Journal of Clinical Medicine. 2022; 11(9):2324. https://doi.org/10.3390/jcm11092324
Chicago/Turabian StyleMoon, In Seok, Ick Soo Choi, Seung Ho Shin, Seungjoon Yang, Youngrak Jung, and Gina Na. 2022. "Endoscopic-Assisted Keyhole Middle Cranial Fossa Approach for Small Vestibular Schwannomas" Journal of Clinical Medicine 11, no. 9: 2324. https://doi.org/10.3390/jcm11092324