Alopecia areata
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Explore overview, symptoms, causes, treatment, diagnosis, prevention, and FAQ articles for this condition.
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What is Alopecia areata
Alopecia areata is an autoimmune condition in which the immune system targets hair follicles, leading to sudden, non-scarring hair loss. The condition primarily involves the skin and its hair follicles, but the biologic process is driven by immune signaling rather than…
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Symptoms of Alopecia areata
The symptoms of Alopecia areata are most often sudden patches of hair loss, usually on the scalp, but they can also involve the eyebrows, eyelashes, beard, or other body hair. These symptoms arise because the immune system mistakenly targets hair follicles,…
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Causes of Alopecia areata
Alopecia areata is caused by an abnormal immune reaction in which the body targets its own hair follicles, interrupting normal hair growth and leading to patchy or more extensive hair loss. It is not a result of poor hair care or…
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Diagnosis of Alopecia areata
Alopecia areata is usually identified through a combination of clinical observation, medical history, and selective testing. The condition is an autoimmune form of hair loss in which the immune system targets hair follicles, interrupting normal growth and causing sudden, non-scarring hair…
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Treatment for Alopecia areata
What treatments are used for Alopecia areata? The condition is managed with therapies that suppress or redirect the immune response against hair follicles, stimulate regrowth, and support longer-term control when the disease is active. The main approaches include corticosteroids, topical or…
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Prevention of Alopecia areata
Alopecia areata is an autoimmune condition in which the immune system mistakenly targets hair follicles, interrupting normal hair growth and causing patchy or, in some cases, more extensive hair loss. Because the condition arises from a combination of genetic susceptibility and…
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FAQ about Alopecia areata
This FAQ explains the essentials of alopecia areata, a condition in which the immune system disrupts normal hair growth and leads to patchy hair loss. The questions below cover what the condition is, why it happens, how it is diagnosed, treatment…