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Hair follicle nevus

Field	Value
synonym	Vellus hamartoma
specialty	Dermatology

Hair follicle nevus is a cutaneous condition that presents as a small papule from which fine hairs protrude evenly from the surface.

Signs and symptoms

Hair follicle nevus usually presents as a single, skin-colored papule or nodule on the face after birth that exhibit no symptoms.

Diagnosis

Histologically, vellus hair follicle growth with perifollicular fibrous thickening occasionally encircled by a cellular stroma is the hallmark of hair follicle nevus. Smooth muscle fibers and eccrine and sebaceous glands are at times visible.

References

Rapini, Ronald P.. (2007). "Dermatology: 2-Volume Set". Mosby.
(2019). "Hair Follicle Nevus Located on the Neck: Comparison with Accessory Tragus, Cervical Chondrocutaneous Branchial Remnants and Trichofolliculoma". Korean Dermatological Association and The Korean Society for Investigative Dermatology.

Info: Wikipedia Source

This article was imported from Wikipedia and is available under the Creative Commons Attribution-ShareAlike 4.0 License. Content has been adapted to SurfDoc format. Original contributors can be found on the article history page.

conditions-of-the-skin-appendages human-hair hair-diseases

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