Changes in Hair Lipids in Hair Loss Diseases
Hair follicle biology is increasingly understood as a system in which lipid metabolism is not peripheral, but central to structural integrity, immune regulation, and follicular…
Tag: Alopecia Areata
Phototherapy for Alopecia Areata: Current Evidence and Clinical Considerations
Alopecia areata (AA) is driven by immune-mediated attack on the anagen hair follicle, with cytotoxic and helper T cells playing a central pathogenic role. While…
The Sign of Hertoghe (Queen Anne’s Sign): Loss of the Outer Eyebrows
The Sign of Hertoghe, also known as Queen Anne’s sign, refers to the thinning or loss of the lateral third of the eyebrows. Although once…
Syphilis and Hair Loss
Syphilis is a chronic, multistage infectious disease caused by the spirochete Treponema pallidum. Known historically as “the great imitator,” syphilis has puzzled clinicians for centuries…
The Hair Wash Test: A Useful Tool in Trichology
The hair wash test is a helpful diagnostic tool in trichology, offering clinicians and researchers a quantitative method to assess hair shedding. This test involves…
What are the environmental factors that activate alopecia areata ?
The precise causes that trigger the onset of alopecia areata, a complex autoimmune condition characterized by non-scarring hair loss, remain elusive. However, contemporary research has…
Why Does Hair Follicle Tissue Destruction Not Occur in Alopecia Areata?
Alopecia areata (AA), an autoimmune condition targeting hair follicles, presents an intriguing deviation from this typical pattern of autoimmune tissue destruction. Unlike other autoimmune diseases,…
Celiac Disease-Associated Alopecia Areata
Introduction: Celiac disease (CD) is an autoimmune disorder characterized by an inappropriate immune response to gluten, a protein found in wheat, barley, and rye. This…
Potential Links Between Hair Color and Risk of Developing Alopecia Areata
Introduction: Alopecia areata (AA) is an autoimmune disorder most often characterized by patchy hair loss that can significantly impact the quality of life for those…