The preauricular tags represent ectodermal inclusions related to the aberrant development of the auditory tubercles*.
They are present in front of the external auditory canal and contain small remnants of cartilage inside*.
Surgical excision is performed primarily due to cosmetic concerns*.
Such excision is recommended from the year of life.
Excision of pre auricular tags
Operative Pediatric Surgery 2º Ed - MM Ziegler, RG Azizkhan, D von Allmen, TR Weber - ISBN: 978-0-07-166781-4
SCIENTIFIC EVIDENCE* MM Ziegler, RG Azizkhan, D von Allmen, TR Weber. Operative Pediatric Surgery 2º Ed.* AG Coran. Pediatric Surgery 7º Ed.