Alopecia is the medical term for baldness; there are various types of alopecia, including alopecia areata.
Alopecia areata is a condition that causes a person’s hair to fall out. It is an autoimmune disease; that is, the person’s immune system attacks their body, in this case, their hair follicles. When this happens, the person’s hair begins [...]
Archivo de Octubre 2008
Skin Conditions: Alopecia Areata
Publicado en Symptoms Alopecia el Octubre 10, 2008 | Deja un Comentario »
Symptoms, Signs, and Diagnosis Alopecia
Publicado en Symptoms Alopecia el Octubre 10, 2008 | Deja un Comentario »
Symptoms, other than hair loss, are often absent and, when present (eg, itching, burning, tingling), are not specific to any cause. Except in alopecia areata (see Hair Disorders: Alopecia Areata), some cases of infection (kerion, syphilis), lichen planus, and dissecting cellulitis of the scalp (folliculitis abscedens et suffodiens), signs of hair loss are nondiagnostic. If [...]
Alopecia can be nonscarring and diffuse, nonscarring and focal, or scarring and focal.
Publicado en Alopecia el Octubre 10, 2008 | Deja un Comentario »
Nonscarring diffuse loss: Causes include male-pattern baldness, female-pattern baldness, telogen effluvium, anagen effluvium, primary hair shaft abnormalities, and congenital disorders.
Male-pattern baldness (androgenetic alopecia) is common, familial, and androgenetic. Hair loss begins at the temples and/or vertex and can spread to diffuse thinning or nearly complete loss. Female-pattern baldness is hair thinning in the frontal, parietal, [...]
Types of Alopecia Areata
Publicado en Symptoms Alopecia el Octubre 10, 2008 | Deja un Comentario »
Alopecia areata is a common disease that results in the loss of hair on the scalp and elsewhere on the body. There are three types of alopecia areata; alopecia areata, alopecia areata totalis and alopecia areata universalis.
Alopecia areata totalis presents itself as total loss of hair on the scalp
In all forms of alopecia areata, the [...]
What are the different patterns of alopecia areata?
Publicado en Symptoms Alopecia el Octubre 10, 2008 | Deja un Comentario »
The most common pattern is one or more spots of hair loss on the scalp. There is also a form of more generalized thinning of hair referred to as diffuse alopecia areata throughout the scalp. Occasionally, all of the scalp hair is lost, a condition referred to as alopecia totalis. Less frequently, the loss of [...]
