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The document concludes that the effectiveness of platelet rich plasma in aesthetic surgery is unclear due to inconsistent reporting and lack of objective measures in studies.

Injectable hydrogels are becoming increasingly useful in medicine for drug delivery and tissue repair.

Blocking interferon-gamma might help treat various autoimmune diseases.

Stem cell and platelet-rich plasma therapies show promise for COVID-19 related hair loss, but more research is needed.

The review suggests doctors should carefully weigh risks and benefits of off-label drug use, involve patients in decisions, and calls for better regulations and monitoring.

Androgens, male hormones, affect physical and mental functions, with a decrease leading to health issues like muscle loss, bone disease, and depression, and more research is needed on long-term effects and treatments.

Skin grafts are effective for chronic leg ulcers, especially autologous split-thickness grafts for venous ulcers, but more data is needed for diabetic ulcers.

Wound healing is a complex process involving different cells and stages, leading to scar tissue formation and strength increase over time.

Long-COVID has diverse, long-term health impacts, especially in young people.

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

Using adipose derived stem cells and growth factors in hair transplants may improve healing and hair growth.

Adult stem cells are important for tissue repair and have therapeutic potential, but more research is needed to fully use them.

Adult skin quickly reacts to short-term environmental and internal stress, leading to various skin issues and the need for protective measures.

Keratin hydrogel from human hair helps rats recover better from spinal cord injuries.

Using a scalp flap for hair transplantation gives denser, faster results than older methods, but it's complex and needs careful planning.

Hair follicle stem cells might help treat traumatic brain injury.

Androgens like testosterone may help treat traumatic brain injury by reducing mitochondrial stress and inflammation.

Low ferritin and Vitamin D levels may cause hair loss after COVID-19.

Free tissue transfer is highly effective for fixing exposed implants after skull surgery.

Peptides from oysters may safely and effectively heal skin wounds with less scarring.

The document explains hair growth and shedding, factors affecting it, and methods to evaluate hair loss, emphasizing the importance of skin biopsy for diagnosis.

Oral minoxidil improved male baldness, but had side effects; certain antibiotics effectively treated a rare scalp condition; hair transplants might trigger another scalp condition.

Bariatric surgery can cause serious mineral deficiencies, requiring better patient education and monitoring.

A young girl developed serious bone inflammation in her skull after a skin graft, which is a rare but severe condition.

Sex hormones affect brain injury differently in males and females.

The most effective treatments for hair loss are minoxidil, finasteride, PRP, and hair transplants, with steroids and immunosuppressants for autoimmune types.

The V-Y-S plasty is a safe and effective one-stage method for repairing medium to large scalp defects.

The traditional method of estimating skin graft success by looking is generally reliable but less so for inexperienced observers and in certain wound conditions.

Platelet-rich plasma may improve healing and hair growth in hair transplant surgery.

The document describes how to tell different types of non-scarring hair loss apart by looking at hair and scalp tissue under a microscope.