Definition of Traumatic alopecia

Reviewed on 6/3/2021

Traumatic alopecia: Hair loss caused by injury to the scalp. Common causes include the use of caustic hair straighteners, especially those that include lye as an ingredient; stress traction injury from tight rollers and braiding; overheating of the hair shafts; and compulsive pulling out of hair (trichotillomania).


It is normal to lose 100-150 hairs per day. See Answer

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