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Trichoscopy helps quickly identify autoimmune diseases on the scalp but should be used with other standard tests.

Human hair follicles can grow and stay healthy for up to 8 days in a lab setting.

Men with androgenetic alopecia have oilier and less hydrated scalps, especially in sensitive areas.

The study found average numbers for different types of hair follicles in the scalp and observed differences between men and women, suggesting reasons for more common hair shedding in women.

Using a scalp flap for hair transplantation gives denser, faster results than older methods, but it's complex and needs careful planning.

Skin-derived stem cells grow faster and are easier to obtain than hair follicle stem cells, but both can become various cell types.

Researchers developed an algorithm for self-diagnosing scalp conditions with high accuracy using smart device-attached microscopes.

Adults with persistent scalp issues unresponsive to typical treatments should be tested for the fungal infection tinea capitis to start the right antifungal medication.

Scalp micropigmentation, a cosmetic tattoo technique, is a promising non-surgical treatment for hair and scalp deformities, despite potential complications.

Trichoscopy effectively diagnoses early female hair loss, but may need scalp biopsy for confirmation.

Hair analysis can show nutritional status and environmental exposure, with phosphorus being very stable in hair and differences found based on gender and conditions like depression and autism.

Hair area varies with age and sex, but hair index and medullary index do not.

Hair and scalp pain is more common and severe in breast cancer patients on chemotherapy than those on tamoxifen.

Androgens can both increase body hair and cause scalp hair loss.

Male pattern baldness may be caused by factors like poor blood circulation, scalp tension, stress, and hormonal imbalances, but the exact causes are still unclear.

PRP shows promise for treating female hair loss but needs more research.

Alopecic and aseptic nodules of the scalp are rare, treatable, and often resolve with doxycycline or on their own.

Both dermatologists and patients in Japan agree that treatment success for alopecia areata is having 20% or less scalp hair loss.

The scalp has more diverse bacteria, while hair has more bacteria and unique types.

The cross beam laser is a useful tool for safely measuring scalp stretchiness to improve hair transplant results.

Scalp fungus infections in Spain are a health concern, with changing causes and a need for better treatment and prevention.

Cannabis, cryotherapy, and scalp cooling can help improve the quality of life for chemotherapy patients.

650 nm red light helps hair grow and prevents hair loss by affecting certain genes and biological processes.

Both concentrations of triamcinolone acetonide are effective for hair regrowth in patchy alopecia areata, but 5 mg/mL is recommended to reduce side effects.

Follicular unit extraction is an effective hair transplant method for advanced baldness with high patient satisfaction, but some experienced decreased density over time.

Scalp biopsies are essential for accurately diagnosing alopecia areata.

The document concludes that hair analysis is not good for assessing nutrition but can detect long-term heavy metal exposure.

Most patients who had scalp skin removed for burns as children had normal hair growth and were satisfied years later.

People with alopecia areata are more likely to have anxiety and depression and a lower quality of life.

Injecting hyaluronidase into the artery is effective for treating skin death and hair loss caused by hyaluronic acid fillers.