Accessory tragus

    Also known as: preauricular tag, polyotia, accessory auricle anomaly, rudimentary ear, supernumerary pinna, wattle

    Clinical Features:

    • May be present between the tragus and the angle of the mouth (migratory path of the first branchial arch) or on the neck, most often anterior to the sternocleidomastoid muscle
    • Solitary or multiple pedunculated soft to cartilagenous papules, often covered with vellus hairs, often clinically mistaken for skin tags
    • Part of Goldenhar's syndrome: accessory tragi, epibulbar desmoids, vertebral defects
    • Also sometimes seen in Townes-Brocks, Treacher-Collins, VACTERL and Wolf-Hirschhorn syndromes

    Histologic Features:

    • Polypoid, usually with a central cartilage core
    • Sometimes rugated epidermal surface with a normal or thin, compact stratum corneum
    • Adipose tissue and dilated blood vessels may be present within the papillary dermis.
    • Numerous vellus hair follicles throughout the papillary dermis

    Cases associated with this book:

  • Accessory tragus
    Author: Artur Zembowicz M.D. Ph.D.

    Conference: DermatopathologyConsultations.com Teaching Collection