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The COVID-19 pandemic led to fewer dermatology patients, more stress-related skin conditions during the crisis, and a rise in contact dermatitis after, with ongoing concerns for public health and treatment delays.

The document highlights advancements and findings in dermatology, including AI use, disease prevention, treatment efficacy, and the impact of conditions on patients' lives.

Up to half of people experience itchy scalp, often due to skin conditions like seborrheic dermatitis or psoriasis, and treatments vary based on the specific cause.

Oral cyclosporin doesn't stop hair loss.

Imiquimod cream can rarely cause temporary hair loss.

SACUMAN, a rare condition causing hair loss without clear signs, is often misdiagnosed and needs scalp biopsies for accurate detection.

Hair follicle-derived extracellular vesicles may help heal chronic wounds as effectively as those from adipose tissue.

Immunosuppressive therapy helps manage autoimmune diseases but carries risks like infection and potential for malignancy.

Liposomal systems show promise for delivering drugs through the skin but face challenges like high costs and stability issues.

MicroRNA-214 is important for skin and hair growth because it affects the Wnt pathway.

Permanent hair loss from cicatricial alopecia is treated by reducing inflammation and managing symptoms, but regrowth in scarred areas is unlikely.

Topical L-thyroxine may help with wound healing and hair growth but should be used short-term due to potential risks.

A man's relapsed leprosy was successfully treated with the antibiotic sparfloxacin.

A 16-year-old girl's skin rash was likely caused by an infection and improved with topical steroids.

ePUKs could be valuable for regenerative medicine due to their wound healing abilities.

Hair transplantation effectively treated a bald patch in an 18-year-old woman with Temporal Triangular Alopecia.

Different soft tissue fillers can cause various skin reactions; biodegradable fillers are safer and non-biodegradable ones like silicone can lead to long-term problems.

MicroRNAs play a crucial role in skin and hair health, affecting everything from growth to aging, and could potentially be used in treating skin diseases.

Certain human skin cells marked by CD44 and ALDH are rich in stem cells capable of long-term skin renewal.

Telocytes in the scalp may help with skin regeneration and maintenance.

Skin abnormalities can indicate immunodeficiency due to shared origins with the immune system.

TNC+ fibroblasts play a key role in skin inflammation by interacting with T cells.

The nucleus is key in controlling skin growth and repair by coordinating signals, gene regulators, and epigenetic changes.

Skin stem cells are crucial for maintaining and repairing skin, with potential for treating skin disorders and improving wound healing.

Povidone-iodine nail solution effectively treats nail infections caused by chemotherapy.

TLR3 activation helps improve skin and hair follicle healing in mice.

Activating TLR3 helps improve skin and hair follicle regeneration after wounds.

Keratin hydrogels from human hair show promise for tissue engineering and regenerative medicine.

The document concluded that stem cells are crucial for skin repair, regeneration, and may help in developing advanced skin substitutes.

Understanding phenotypic plasticity is crucial for developing effective cancer therapies.