Alopecia Areata - Hair loss Causes & Living With It | NIAMS
Alopecia areata is a disease that happens when the immune system attacks hair follicles and causes hair loss. Hair follicles are the structures in skin that form hair. While hair can be lost from any part of the body, alopecia areata usually affects the head and face.
Alopecia Areata Basics: Overview, Symptoms, and Causes
Alopecia areata causes hair loss, mostly in small, round patches. Learn more about the causes & how to cope with hair loss.
Alopecia Areata Basics: Diagnosis, Treatment, and Steps to Take
What is alopecia areata? It is a condition that attacks your hair follicles (they make hair). In most cases, hair falls out in small, round patches.
Alopecia Areata: Research & Resources - National Institute of …
Genetics play a role in who gets alopecia areata, but only a few disease genes have been found so far. Investigators are working to identify additional disease genes by comparing the genomes of people with alopecia areata to controls. This knowledge may help them better understand what causes the disease, and may lead to new treatment approaches.
Alopecia Areata: Diagnosis, Treatment, and Steps to Take
Doctors usually diagnose alopecia areata by: Examining the areas where the hair has been lost and looking at your nails. Examining your hair and hair follicle openings using a handheld magnifying device. Asking about your medical and family history. Other health conditions can cause hair to fall out in the same pattern as alopecia areata.
Skin Diseases, Conditions & Disorders| NIAMS
2023年4月3日 · Using a combination of sequencing techniques, researchers from NIAMS and the National Human Genome Research Institute (NHGRI) surveyed the skin microbiome of patients with atopic dermatitis (AD, also called eczema) to understand the genetic diversity of the bacteria present on the skin and how genetic variants may contribute to disease severity.
Vitiligo Symptoms, Treatment & Causes | NIAMS
Vitiligo is a chronic (long-lasting) autoimmune disorder that causes patches of skin to lose pigment or color. This happens when melanocytes – skin cells that make pigment – are attacked and destroyed, causing the skin to turn a milky-white color.
Atopic Dermatitis Treatment, Symptoms & Causes | NIAMS
Atopic dermatitis, often referred to as eczema, is a chronic (long-lasting) disease that causes inflammation, redness, and irritation of the skin. It is a common condition that usually begins in childhood; however, anyone can get the disease at any age. Atopic dermatitis is not contagious, so it cannot be spread from person to person.
NIAMS Health Topics - National Institute of Arthritis and ...
2025年1月16日 · Find information on diagnosis, treatment, and prevention for a range of health conditions related to arthritis, musculoskeletal, and skin diseases.
Alopecia areata | Temas de salud | NIAMS - National Institute of ...
Alopecia areata en placas. En este tipo, que es el más frecuente, la caída del pelo ocurre en una o más placas del tamaño de una moneda en el cuero cabelludo u otras partes del cuerpo. Alopecia total. Las personas con este tipo tienen caída total o casi total del pelo en el cuero cabelludo. Alopecia universal.