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SEM/EDX can analyze hair elements but struggles with trace elements, limiting its forensic use.

High-resolution x-ray images showed three main structures in human hair: medulla, cortex, and cuticle.

Intralesional corticosteroids effectively treat localized alopecia areata, often sparing white hairs.

Medium-sized particles penetrate hair follicles better than smaller or larger ones, which could improve delivery of skin treatments.

Trichostasis spinulosa mainly affects the nose, with many tiny hairs in one follicle, possibly influenced by hormones and sunlight.

Trichoscopy is a valuable tool for accurately diagnosing scalp conditions without invasive procedures.

New biopsy techniques and tools improve alopecia diagnosis, and both too much and too little selenium can cause hair loss.

A horse in Brazil had seasonal hair loss possibly linked to light exposure and melatonin levels.

Reflectance confocal microscopy can tell apart white dots on the scalp as either sweat gland ducts or hair follicle openings.

Trichostasis spinulosa can be diagnosed with a simple skin biopsy and treated with specific gels, but lesions may return after stopping treatment.

Diagnosing diffuse alopecia is challenging due to its varied appearance and underlying causes.

Skin pigmentation increases in CRPS-affected areas and improves with symptom relief.

The study found genetic diversity in coat color dilution among Czech pointers in Slovakia.

830 nm LED light effectively treats and prevents skin redness and dark spots, while 590 nm LED light only helps prevent them.

The pony's skin condition improved significantly with prednisolone treatment.

Scalp psoriasis features reversible hair loss and specific immune activation, with no significant hair follicle damage.

Stress can cause sudden hair whitening in children, but it may reverse on its own.

Stress can cause sudden hair whitening in children, but it may reverse on its own.

Vitamin D helps protect skin, PSORS1 gene's risk interval for psoriasis is expanded, hair follicles can be generated from mouse cells, and interferon-γ may cause pigmented skin lesions.

Dermatoscopy can help identify hydroquinone-induced skin issues, avoiding invasive biopsies.

Mutations in TBX3 cause horses to have more even hair color instead of Dun camouflage.

Trichoscopy is a useful tool for diagnosing hair and scalp diseases without needing skin biopsies.

The study found that polymorphous light eruption varies among patients and can be distinguished from benign summer light eruption by the time it takes for symptoms to appear after sun exposure.

Peripilar keratin casts are a helpful sign for diagnosing traction alopecia.

UVF-dermoscopy is a useful tool for accurately diagnosing types of alopecia, especially in people with lighter skin.

Hair dye can make it hard to diagnose scalp conditions correctly.

TBX3 gene affects pigmentation and marking formation in Dun Mongolian horses.

A boy's scalp infection, usually found on the body, was effectively treated with antifungal cream.