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Endoscopic Cholesteatoma Surgery

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Auricular Split-Thickness Skin Graft for Ear Canal Coverage.

Yarah M Haidar¹, Sartaaj Walia¹, Ronald Sahyouni¹

¹Department of Otolaryngology-Head and Neck Surgery, Irvine Medical Center, University of California, Irvine, California, USA.

Otolaryngology--Head and Neck Surgery : Official Journal of American Academy of Otolaryngology-Head and Neck Surgery

|September 15, 2016

Summary

Split-thickness skin graft (STSG) from the posterior auricle is effective for external auditory canal (EAC) reconstruction. This method achieved total EAC and tympanic membrane coverage without complications like stenosis or bony exposure in a patient cohort.

Keywords:

EAC reconstruction STSG auricular ear canal split-thickness skin graft

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Area of Science:

Otolaryngology
Plastic Surgery
Regenerative Medicine

Background:

Split-thickness skin graft (STSG) is the standard for external auditory canal (EAC) reconstruction.
Identifying optimal donor sites for STSG in EAC reconstruction remains crucial for successful outcomes.

Purpose of the Study:

To evaluate the efficacy and safety of using skin from the posterior aspect of the auricle (SPAA) as a donor site for STSG in EAC reconstruction.
To assess the rate of complications such as stenosis and bony exposure following SPAA-STSG for EAC repair.

Main Methods:

Retrospective review of 41 procedures in 39 patients undergoing EAC reconstruction using SPAA-derived STSG.
Grafts averaged 5x10 mm, harvested using a No. 10 blade after tumescence injection.
Clinical outcomes and complication rates were assessed at 3- and 6-month follow-ups.

Main Results:

No postoperative stenosis or bony exposure was observed in 38 patients with available follow-up data.
Successful total EAC and tympanic membrane coverage was achieved in all cases utilizing SPAA-STSG.
The SPAA donor site proved suitable for obtaining grafts of adequate size for EAC reconstruction.

Conclusions:

Split-thickness skin graft harvested from the posterior aspect of the auricle is a viable and effective option for external auditory canal reconstruction.
SPAA-STSG offers a safe alternative for EAC repair, demonstrating a low complication profile and achieving complete coverage.
This technique provides a reliable method for EAC and tympanic membrane reconstruction, contributing to improved patient outcomes.