![]() A range of environmental factors, including chronic or severe stress, infections, illnesses and certain medications, might also be involved in alopecia areata, alopecia totalis and alopecia universalis. Experts have even identified specific genes within the human leukocyte antigen (HLA) complex that may contribute to an elevated risk of autoimmune hair loss.Įnvironmental factors. Research from studies of twins and families suggests that there’s a large genetic component to alopecia totalis and universalis, with people more likely to develop this condition if they have a family history of autoimmune hair loss. While the precise cause of alopecia universalis isn’t known, experts have identified various factors that may contribute to the development of this type of complete hair loss. In very rare cases, alopecia universalis can develop before birth - a condition referred to as alopecia universalis congenita. Hair that grows back white or gray before regaining its natural colorĭevelopment of ridges and pits in the nails Sudden hair loss in round or oval-shaped patchesĬonjoined patches of hair loss that form larger bald spots Less than 10 percent of all people with alopecia areata go on to develop alopecia totalis, with an even smaller percentage developing more advanced alopecia universalis over time.Ĭommon symptoms of alopecia areata include: What Causes Alopecia Universalis?Īt the moment, researchers aren’t aware of precisely why alopecia universalis and other forms of alopecia areata develop.Īlopecia universalis usually begins as alopecia areata. In the entire United States, experts think fewer than 200,000 people are affected by this type of alopecia. Experts think this type of hair loss develops when your immune system identifies, targets and damages your hair follicles, causing your hair to stop growing normally.Ĭompared to male pattern baldness and other types of hair loss, alopecia universalis isn’t very common. Unlike most cases of alopecia areata, which involve small patches of hair loss on the scalp, it can involve complete loss of your scalp hair, facial hair and body hair.Īlopecia universalis is also referred to as “alopecia areata universalis.” When this form of hair loss affects your entire scalp but doesn’t cause significant hair loss on your entire body, it’s commonly referred to as alopecia totalis (AT).Īlopecia universalis and alopecia totalis are both forms of autoimmune hair loss. Alopecia universalis is an uncommon, advanced form of alopecia areata.
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