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Chemotherapy and radiotherapy can cause skin side effects like rashes, hair loss, and nail changes, which are usually managed with conservative treatments.

Trichoscopy helps diagnose hair and scalp problems but isn't always definitive and should be used with other methods.

Trichoscopy is a key method for dermatologists to quickly and effectively diagnose hair and scalp conditions.

The document reviews various hair and nail disorders, their causes, and treatments, emphasizing the need for proper diagnosis and the link between nail changes and systemic diseases.

The document concludes that proper recognition and treatment of skin appendage disorders are important for management.

Neomycin is a common cause of follicular contact dermatitis, which is treated by avoiding the allergen and using creams.

Tattooing helps treat skin conditions, reconstruct nipple-areola, mark radiation fields, and locate lesions.

Trichoscopy is a useful tool for diagnosing different hair and scalp diseases by their unique visual features.

Different skin stem cells help heal wounds, with hair follicle cells becoming more important over time.

The document concludes that permanent hair loss conditions are complex, require early specific treatments, and "secondary permanent alopecias" might be a more accurate term than "secondary cicatricial alopecia."

Trichoscopy helps diagnose and monitor hair and scalp problems without needing many biopsies.

Dermoscopy is a useful, low-cost method for diagnosing various types of hair loss disorders known as Cicatricial Alopecia.

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

Dermatologists diagnose and manage melanoma more effectively than general practitioners.

Sex-determining genes may affect male baldness.

Men with baldness have higher levels of specific proteins, suggesting local hormone production may play a role in hair loss.

Epidermal nevi are skin cell clusters linked to various syndromes.

Trichoscopy is a quick, noninvasive method to diagnose hair and scalp disorders, often reducing the need for biopsies.

Telocytes in the scalp may help with skin regeneration and maintenance.

VEGFR-2 is active in hair follicles, sebaceous glands, sweat glands, and skin on the human scalp.

The skin has multiple layers and cells, serves as a protective barrier, helps regulate temperature, enables sensation, affects appearance, and is involved in vitamin D synthesis.

Apoptosis is essential for human skin development and forming a functional epidermis.

Mutant mice help researchers understand hair growth and related genetic factors.

Obesity is linked to various skin problems and may increase the risk of skin cancer.

Skin stem cells maintain and repair the outer layer of skin, with some types being essential for healing wounds.

Microspheres about 1.5 micrometers in size can best penetrate hair follicles, potentially reaching important stem cells.

Scientists developed a method to grow human fetal skin and digits in a lab for 3-4 weeks, which could help study skin features and understand genetic interactions in tissue formation.

The absence of functional sebaceous glands causes hair follicle destruction and scarring alopecia.

Wnt, Eda, and Shh pathways are crucial for different stages of sweat gland development in mice.

A new non-invasive method can analyze skin mRNA to understand skin diseases better.