Dermal duct tumor

    • Term used to designate an eccrine poroma that is located entirely within the dermis, without an epidermal connection.

    Clinical Features:

    • Presents as a firm nodule, most commonly on the lower limbs, head or neck.

    Histologic Features:

    • Intradermal islands of basaloid cells, resembling those of eccrine poroma
    • Duct formation may be present.
    • Levels may reveal a connection to the epidermis, changing the diagnosis to eccrine poroma.

    Cases associated with this book:

  • Dermal duct tumor
    Author: Artur Zembowicz M.D. Ph.D.

    Conference: Dr. Z's Consultations