Trichostasis spinulosa is a common but rarely diagnosed disorder of the hair follicles
that clinically gives the impression of blackheads, but the follicles are filled with funnel-shaped, horny plugs that are bundles of
vellus hairs.
[James, William; Berger, Timothy; Elston, Dirk (2005). ''Andrews' Diseases of the Skin: Clinical Dermatology''. (10th ed.). Saunders. .]
Diagnosis
Standard skin surface biopsy (SSSB) is a noninvasive method used for diagnosis.
Treatment
See also
*
List of cutaneous conditions
Many skin conditions affect the human integumentary system—the organ system covering the entire surface of the body and composed of skin, hair, nails, and related muscle and glands. The major function of this system is as a barrier agai ...
References
Conditions of the skin appendages
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