vellus hair


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vellus hair

(ˈvɛləs)
n
short fine unpigmented hair covering the human body
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
A hair follicle nevus is a congenital nodule made up of well-formed vellus hair follicles.
On the other hand, the presence of short vellus hair and circle hair within the patch is indicative of remitting disease.
Safe and hygienic, the device uses a subtle sonic vibration and a proprietary edge to remove the oldest layer of dead skin cells and built-up debris while painlessly sweeping away unwanted vellus hair. An at-home evolution of the widely popular derma-planing treatments Dara Levy performed at her med spa in Chicago, Dermaflash was created by a woman for all women.
Beginning with the Lanugo hair at birth, vellus hair in the first few months of infancy, followed by terminal hair, grown mostly in the pubic part and faces for men and some women (Pergament, 1999), hair remains an attachment to the skin serving varying purposes.
These patients usually have other skin findings including palmoplantar keratoderma, white plaques on the mouth, and skin cysts (steatocystoma multiplex and vellus hair cysts).
Other findings observed were as follows: honeycomb pigmentation (HCP) 10 (48%), yellow dots (YD) 10 (48%), white dots (WD) 15 (71%), circular hairs (CH) 10 (48%), coudability signs (CS) 9 (43%), short vellus hair (SVH) 15 (71%) and exclamation mark hairs (EH) 10 (48%).
Steatocystoma multiplex may be associated with eruptive vellus hair cysts and pachyonychia congenita (nail and teeth abnormalities and palmoplantar keratoderma).
Previous studies have hypothesized that BCCs arise from follicular germ cells such as the primary epithelial hair germ cell, follicular germinative cells, ORS of hair follicle, ORS of vellus hair follicles, hair matrix and primordial dermal adnexa, ORS of hair follicle of embryonic hair germ, embryonic primary epithelial germ cell, and pluripotent stem cell [9, 14, 16].
The treatment promises to get rid of dead skin and vellus hair found on the face.
Melanosomes are present in the outer root sheath and bulb of vellus hair in the dark skin.
Steatocystoma multiplex (SM) and eruptive vellus hair cysts (EVHC) are uncommon benign tumors of the pilosebaceous unit.
In clinical trials, after injections are performed, subjects return to the clinic at regular intervals for assessment of total, terminal and vellus hair density and cumulative hair thickness, as well as for safety and data collection.