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Hair analysis can detect cocaine use but doesn't accurately show the amount or timing of use.

Mice hair growth patterns get more complex with age and can change with events like pregnancy or injury.

Baldness is more common in Chinese men than women, increasing with age, and is influenced by genetics.

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

The BASP classification is a detailed and accurate way to categorize hair loss in both men and women.

Stress can cause hair loss by negatively affecting hair follicles and this effect might be reversed with specific treatments.

Fat cells in the skin help start healing and form important repair cells after injury.

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

Dexamethasone speeds up hair loss in mice, while cyclosporin A slows it down.

Particles around 100 nm can penetrate and stay in hair follicles without passing through healthy skin, making them safe for use in topical products and useful for targeted drug delivery.

The document describes how to tell different types of non-scarring hair loss apart by looking at hair and scalp tissue under a microscope.

Fibroblast growth factor receptor signaling controls cell development and repair, and its malfunction can cause disorders and cancer, but it also offers potential for targeted therapies.

Platelet-rich plasma might help with hair growth and skin conditions, but more research is needed to prove its effectiveness and safety.

MIM is crucial for hair follicle formation and regeneration by controlling cilia formation and hedgehog signaling through its interaction with Cortactin and Src.

Finasteride and minoxidil are effective for hair regrowth, while treatments for alopecia areata have varying success and continuous treatment is necessary.

Minoxidil effectively treats hair loss, but use cautiously and monitor side effects.

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.

Children with atopic dermatitis often have sleep problems, affecting their growth and behavior.

Platelet-rich plasma (PRP) is a cheap and easy treatment for hair loss, but not suitable for everyone. It also helps in healing ulcers, rejuvenating skin, and improving hair transplants.

Thyroid hormones help hair grow, reduce hair loss, and increase hair pigment.

Smoking harms the skin, causing early aging and increasing cancer risk, but stopping smoking can improve skin health.

Postinflammatory hyperpigmentation causes dark skin patches and needs personalized treatment.

Cyproterone acetate-estrogen most effective for hirsutism, but consider side effects and patient needs.

Finasteride may cause long-lasting sexual side effects.

Folliculitis decalvans is a rare scalp condition causing scarring hair loss, treated with long-term antibiotics and other medications, but it often comes back and is hard to manage.

Minoxidil and finasteride can slow hair loss and stimulate regrowth, but won't restore all lost hair or reverse complete baldness.

Ruby laser pulses best destroy hair follicles during the growth phase and effectiveness varies with laser intensity; melanin is key for targeting, and timing treatments can improve results.

Researchers found a new gene area linked to male-pattern baldness, which, along with another gene, significantly increases the risk of hair loss in men.

Psoriasis skin changes are complex and might need several biopsies for a clear diagnosis.

Too much Smad7 can cause serious changes in skin tissues, including problems with hair growth, thymus shrinkage, and eye development issues.