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Better hair loss models needed for research.

Skin aging reflects overall body aging and can indicate internal health conditions.

The document explains hair and nail biology, common hair loss conditions and treatments, oral and genital skin diseases, and the risks and treatments associated with squamous cell carcinoma.

The article suggests that patients with Frontal Fibrosing Alopecia may have more contact allergies, but it doesn't prove that allergies cause the condition.

Premature greying of hair affects the social lives of medical students but not their self-esteem.

Hyperpigmentation is common in pregnancy and may not fully fade after birth; melasma, also frequent, can persist but has limited treatment options during pregnancy.

Activating Wnt in skin cells controls the number of hair follicles by directing cell movement and fate.

Scarless healing is complex and influenced by genetics and environment, while better understanding could improve scar treatment.

Hair loss in Androgenetic Alopecia is caused by genetics, aging, and lifestyle, leading to hair follicle shrinkage and related health risks.

Male-pattern hair loss is largely influenced by genetics, with key genes identified.

Hormonal imbalances may play a role in frontal fibrosing alopecia, and antiandrogenic drugs combined with steroids are currently the most effective treatment.

A genetic variant in the androgen receptor gene increases heart disease risk in women but not in men.

Food intake, not genetics, affects how the body processes tadalafil and finasteride.

The gene Tfap2b is essential for creating a type of stem cell in zebrafish that can become different pigment cells.

PCOS is a hormonal disorder causing symptoms like irregular periods and acne, and increases the risk of diabetes and heart disease.

Stem cells in the hair follicle are regulated by their surrounding environment, which is important for hair growth.

The document suggests treating individuals with nonclassic congenital adrenal hyperplasia who show symptoms, especially those related to excess male hormones.

BLIMP1 is essential for skin maintenance but not for defining sebaceous gland progenitors.

The study concluded that immune cells attacking hair follicles cause hair loss in alopecia, with genetics and environment also playing a role, and highlighted the potential of certain treatments.

Personalized medicine is important for treating skin disorders, with new treatments and connections to hormones and genetics being explored.

Heredity and hormones cause common hair loss, and topical minoxidil is the first recommended treatment.

Alopecia areata in children is more common in boys, mainly affects the scalp, and is linked to genetics and psoriasis.

Understanding normal hair growth and loss in children is key to diagnosing and treating hair disorders.

Polycystic ovary syndrome is found in 6.5% of unselected Caucasian women in Spain.

About 6.5% of young Caucasian women in Spain have polycystic ovary syndrome.

There are still challenges in diagnosing and treating chronic skin diseases, but there is hope for future improvements.

WNT10A helps esophageal cancer cells spread and keep renewing themselves.

Some women with PCOS have CYP21 mutations and IRS1 variants, but these genetic factors are not major contributors to PCOS.

GPR39 is linked to certain cells in the sebaceous gland and helps with skin healing.

Antiandrogen therapy helps treat genetic hair loss.