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The "flying-wings" scalp flap technique is a simple, safe, and effective way to reconstruct large areas of scalp loss in children.

By 2004, Follicular Unit Transplantation (FUT) was the most effective method for surgical hair restoration, while the newer Follicular Unit Extraction (FUE) had more disadvantages and was less recommended.

Wound tension after hair transplant surgery increases with strip size and is higher on the sides, affecting scarring.

The method improves natural appearance in hair restoration by properly evaluating and treating the temporal peak region.

Most men's multi-hair follicles naturally stand perpendicular to a line from the top of their head, which is important for natural-looking hair transplants.

Using a laser to remove hair in the urethra after hypospadias repair is effective and minimally invasive.

Using a 30°-sapphire blade at a lower angle causes the least injury in hair transplants.

Dihydrotestosterone gel before hypospadias surgery led to less scarring but raised concerns about potential psychological effects and skin changes.

Androgen receptors in the mouse brain may explain cognitive and mood changes in prostate cancer treatment.

A 10-year-old boy with abnormal genital development had surgery and tests to find the cause and plan treatment.

A 65-year-old man with sudden abdominal pain and seizures was diagnosed with a rare, non-traumatic splenic rupture and treated without surgery.

Hair transplantation is a surgical procedure to move hair to bald areas, requires good donor hair, and results show in about a year.

Botulinum toxin-A may increase hair growth and reduce hair loss in men with baldness, and injecting near blood vessels can improve pain relief and last longer.

Botulinum toxin-A injections in the scalp can reduce hair loss and promote new hair growth in men with certain types of baldness.

Botulinum toxin injections can reduce hair loss and stimulate new hair growth in some men with male pattern baldness.

Most nonbald men's multi-hair follicles are naturally positioned perpendicular to a line from the scalp's crown, which is important for natural-looking hair transplants.

The method improves natural appearance in hair restoration by properly evaluating and treating the temporal peak region.

Receding hairlines in men are uneven, with the right side larger than the left.

Finasteride effectively treats BPH but may increase sexual dysfunction risk.

Hair regeneration needs dynamic cell behavior and mesenchyme presence for stem cell activation.

Chitin and chitosan are useful in cosmetics for oral care, haircare, and skincare, including UV protection and strength improvement.

Hair loss in women is genetic, diagnosed by examination and biopsy, and treated with minoxidil, finasteride, or transplantation.

PRP injections increase hair density and satisfaction in androgenetic alopecia patients.

Young adults have about 230,000 tactile nerve fibers, decreasing 5-8% per decade with age.

Finasteride exposure in pregnancy causes genital abnormalities in male rats.

Fibroblast growth factor receptor signaling controls cell development and repair, and its malfunction can cause disorders and cancer, but it also offers potential for targeted therapies.

A genetic region near the PAX1 gene is linked to a higher risk of scoliosis in females.

Male pattern hair loss is genetic and influenced by hormones, with treatments like minoxidil and surgery available.

Both genes and environmental factors like chemicals may contribute to the increase in hypospadias, but the exact causes are still unclear.

Dutasteride may help stabilize Frontal Fibrosing Alopecia, but more research is needed.