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Scientists found cells in hair that are key for growth and color.

Tiny particles called extracellular vesicles could help with skin healing and hair growth, but more research is needed.

The document concludes that identifying the cause of amenorrhea is crucial for proper treatment.

Cellular senescence has both cancer-blocking and cancer-promoting effects, and targeting senescent cells may improve health and lifespan.

Sarcoptes scabiei infection causes significant health and behavior changes in wombats.

Psychotropic medications can cause skin reactions, including severe conditions like SJS and TEN, and it's important for psychiatrists to recognize and manage these side effects.

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.

Women with PCOS have higher levels of certain blood clotting factors, suggesting a greater risk of cardiovascular issues.

Sarcoptic mange nearly wiped out vicuñas and guanacos in an Argentine park.

Different types of dog hair loss are linked to problems starting the hair growth phase and early hair cycle ending.

Male faces age with more wrinkles and hair loss, influenced by both body changes and environmental factors.

Finasteride improves hair growth.

Trichoscopy is reliable for diagnosing Temporal Triangular Alopecia and can prevent unnecessary biopsies and wrong treatments.

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.

Detailed patient history and physical exams are crucial for diagnosing hair loss.

Cat color patterns are determined early in development by gene expression and epidermal changes, with the Dickkopf 4 gene playing a crucial role.

Rumex japonicus Houtt. may be an effective treatment for atopic dermatitis by reducing inflammation.

Topical minoxidil successfully treated temporal triangular alopecia.

Dermoscopy is a good, noninvasive way to see normal cat skin structures and could be useful for check-ups.

Inflammation plays a key role in activating skin stem cells for hair growth and wound healing, but more research is needed to understand how it directs cell behavior.

Follicular unit hair transplantation is the standard method for natural-looking hair restoration in androgenic alopecia.

Some anticonvulsant drugs can cause skin reactions, ranging from mild to severe, and managing these reactions is important for patient care.

A 17-year-old boy with Temporal Triangular Alopecia successfully grew new hair after a hair restoration surgery using follicular unit transplantation.

Cardiovascular drugs can cause various skin problems, so recognizing these reactions is important.

Hair transplantation has evolved since 1822, with significant advancements by key figures and widespread international growth.

Thyroid hormones and androgens affect gene expression in frog reproductive organs differently between males and females.

A child was initially wrongly diagnosed with a fungal scalp infection but actually had a non-scarring hair loss condition called Temporal Triangular Alopecia.

Hair transplantation effectively treated a woman's patchy hair loss when other treatments failed.

Some psychoactive drugs can cause skin reactions, with carbamazepine having a higher risk, and stopping the drug and seeing a dermatologist is important.

The Spanish version of the Hair Specific Skindex-29 scale is a reliable and valid way to measure the impact of hair loss on women's quality of life.