The St. Marianna Medical Journal
Online ISSN : 2189-0285
Print ISSN : 0387-2289
ISSN-L : 0387-2289
case of report
A Pediatric Case of Helical Amputation Reconstructed with Auricular Cartilage Grafting and a Posterior Auricular Flap
Erika Sasaki Ryotaro MiyanoAkiyoshi Kajikawa
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2025 Volume 53 Issue 1 Pages 9-14

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Abstract

The auricle is an organ of both aesthetic and functional importance and requires appropriate reconstruction in cases of traumatic loss. In this study, we report a case of an 11-year-old boy whose upper auricle was completely amputated due to a fall. The severed portion was initially reattached and managed as a free composite tissue graft. However, partial necrosis subsequently occurred, resulting in contracture and helical rim deformity, necessitating reconstruction. After debridement of the necrotic tissue, reconstruction was performed using a conchal cartilage graft and posterior auricular skin valve. Postoperatively, helical rim contour preservation and functional improvement of the auricle were observed at 3 months and complete flap survival was confirmed at 7 months. Conchal cartilage grafting combined with posterior auricular flap placement appears to be an effective and minimally invasive reconstructive method for repairing helical rim defects.

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© 2025 St. Marianna University Society of Medical Science
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