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Dermoscopy is a useful tool for identifying features of skin conditions, but more research is needed to define its role in dermatology.

AGA causes hair loss by shrinking hair follicles due to DHT binding, and can be treated with finasteride and minoxidil.

Guidelines suggest various treatments for alopecia areata, but leaving it untreated is also an option as 80% cases may recover on their own.

Telogen effluvium is a reversible hair loss condition that requires a detailed diagnosis and often resolves on its own.

PGD2 stops hair growth and is higher in bald men with AGA.

Alopecia areata is likely an autoimmune disease with unclear triggers, involving various immune cells and molecules, and currently has no cure.

Alopecia areata involves immune activation in the scalp, suggesting treatments targeting TH1, TH2, and IL-23 pathways.

Radiation therapy with a higher dose for the brain improves survival in cerebellar medulloblastoma.

FFA is more common in postmenopausal women, can affect younger women, and may stabilize over time.

Hair loss increases with age; alcohol raises risk, more female partners lowers it.

Understanding hair growth involves complex interactions between molecules and could help treat hair disorders.

Guidelines for diagnosing common hair loss include detailed history, clinical examination, and various diagnostic techniques.

The document concludes that more research is needed to better understand and treat primary cicatricial alopecias, and suggests a possible reclassification based on molecular pathways.

Alopecia areata is an autoimmune disease causing patchy hair loss, often with other autoimmune disorders, but its exact causes are unknown.

Hormone therapy is essential for transgender individuals but requires careful management due to possible metabolic effects.

The WNT signaling pathway is important in many diseases and targeting it could offer new treatments.

The conclusion is that Treg-targeted therapies have potential, but more knowledge of Treg biology is needed for effective treatments, including for cancer.

The document concludes that understanding hair structure is key to diagnosing hair abnormalities and recommends gentle hair care for management.

Foxp3 is crucial for regulatory T cell function, and targeting these cells may help treat immune disorders.

Targeting androgen receptors could be a promising way to treat skin disorders with fewer side effects.

Men's sensitivity to male hormones might affect how severe COVID-19 gets for them.

New targets for making and using brain-synthesized steroids could lead to better treatments for brain disorders and alcoholism.

Male hormones like testosterone may make COVID-19 worse, and testing for sensitivity to these hormones could help predict how severe a patient's symptoms might be. Treatments that reduce these hormones are being explored.

The AUTS2 gene is linked to neurological disorders and may affect human brain development and cognition.

The update highlights that non-classic congenital adrenal hyperplasia is common in women with excess male hormones, requires specific hormone tests for diagnosis, and has various treatment options depending on age and symptoms.

Androgens have complex effects on hair growth, promoting it in some areas but causing hair loss in others, and our understanding of this is still evolving.

Male pattern hair loss is genetic and influenced by hormones, with treatments like minoxidil and surgery available.

Both genes and environmental factors like chemicals may contribute to the increase in hypospadias, but the exact causes are still unclear.

Men with hair loss experience lower quality of life, worsened by factors like age, severity, and treatment history.

People with alopecia areata often have other health issues like skin diseases, metabolic syndrome, stomach infections, lupus, anemia, thyroid problems, mental health issues, vitamin D deficiency, and hearing and eye problems.