Trichostasis spinulosa

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Trichostasis spinulosa
Trichostasis spinulosa
SymptomsMultiple small black dots on forehead and nose[1]
Risk factorsKidney failure[1]
Diagnostic methodAppearance by dermoscopy[1]
TreatmentPore-cleansing strips[1]

Trichostasis spinulosa appear as multiple small black dots on typically the forehead and nose.[1] They are hair follicles filled with funnel-shaped, horny plugs that are bundles of vellus hairs, and appear like blackheads.[1]

People with kidney failure may be at greater risk of having them.[1] Diagnosis is by its appearance under a dermatoscope.[1] Treatment options include pore-cleansing strips.[1]

It is common but rarely diagnosed.[2]

Additional images

See also


  1. 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 James, William D.; Elston, Dirk; Treat, James R.; Rosenbach, Misha A.; Neuhaus, Isaac (2020). "33. Diseases of the skin appendages". Andrews' Diseases of the Skin: Clinical Dermatology (13th ed.). Edinburgh: Elsevier. p. 768. ISBN 978-0-323-54753-6. Archived from the original on 2022-04-20. Retrieved 2022-04-18.
  2. Gündüz, Özge; Aytekin, Asli (1 January 2012). "Trichostasis Spinulosa Confirmed by Standard Skin Surface Biopsy". International Journal of Trichology. 4 (4): 273–4. doi:10.4103/0974-7753.111201. PMC 3681110. PMID 23766613.