Traumatic alopecia is a type of alopecia that can occur for two reasons mainly:
Trichotillomania (which means the habit of pulling hair), this may be due mainly to psychological conditions in patients with mental disorders such as schizophrenia.
In patients with traumatic alopecia Trichotillomania can be observed symmetric and circumscribed areas. There may be a perifollicular erythema or even several pustules without scarring alopecia is present in areas affected by this disease. The areas affected by alopecia traumatic trichotillomania are not completely bald, are thin and have broken and twisted hair. The areas affected by alopecia traumatic trichotillomania may be the scalp, eyebrows or eyelashes, or a combination of several of them.
