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Amenorrhea is relatively rare and initial testing should check FSH, TSH, and prolactin levels.

Mice can correct hair follicle orientation without certain genes, but proper overall alignment needs those genes.

The document concludes that accurate diagnosis of male and female gonadal disorders is crucial for effective treatment and better patient outcomes.

Amenorrhea, or the absence of periods, should be evaluated by age 15 or within five years of early breast development, and is most commonly caused by conditions like polycystic ovary syndrome and hypothalamic amenorrhea.

The document concludes that fexofenadine reduces inflammation in chronic hives, cholestyramine helps half of pregnant women with itchy rashes, and relaxing incisions are a good alternative in facial surgery for the elderly.

Amenorrhea is when a woman doesn't have periods, with primary amenorrhea starting by age 15 or within five years of breast development, and secondary amenorrhea when periods stop for three months. It affects 3-4% of women not pregnant, breastfeeding, or in menopause, mainly due to polycystic ovary syndrome, hypothalamic amenorrhea, hyperprolactinemia, and ovarian failure.

Trichoepitheliomas can be hard to distinguish from other skin conditions and often start in teenage years.

The length of the CAG repeat in the androgen receptor gene affects the risk and progression of prostate cancer, BPH, infertility, and undermasculinized genitalia.

Men have worse COVID-19 outcomes than women due to genetic and hormonal differences.

The symposium concluded that understanding the molecular mechanisms of skin aging could lead to better clinical practices and treatments.

Certain genes and X chromosome patterns may significantly contribute to the development of hair loss.

Monotreme hair structure and protein distribution are similar to other mammals, but their inner root sheath cornifies differently, suggesting a unique evolution from reptile skin.

The review concludes that more research is needed to better improve the health outcomes for people with Polycystic Ovarian Syndrome.

Genetic defects in the glucocorticoid receptor gene can cause conditions with abnormal sensitivity to stress hormones, and other factors may also affect this sensitivity.

The scraggly mutation causes hair loss and skin defects in mice.

Genetic variants at 20p11 increase baldness risk in Chinese Han people.

Sex hormones like estrogen and testosterone may affect COVID-19 severity differently in men and women, potentially influencing prevention and treatment strategies.

Losing weight, fixing varicoceles, and using advanced sperm selection methods improve male infertility treatment outcomes.

Understanding skin structure and development helps diagnose and treat skin disorders.

Light diffraction helps in eye surgery, brain treatments, and detecting hair loss and genetic diseases.

Biotechnology could lead to new hair growth products.

DNA phenotyping helps predict physical traits from DNA with varying accuracy and requires careful ethical and legal handling.

Scalp basal cell carcinoma may be more aggressive and harder to treat than other types, requiring special attention and further research.

The study concludes that a genetic mutation in TFM mice leads to reduced androgen receptor activity, affecting the body's response to male hormones.

Hair, teeth, and mammary glands develop similarly at first but use different genes later.

Childhood hair and scalp disorders can be managed with treatments like cortisone and corticosteroids.

Better hair loss models needed for research.

Certain mutations in the PADI3 gene may increase the risk of developing a type of scarring hair loss common in women of African descent.

Hair and skin can regenerate without bulge stem cells due to other compensating cells.