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Merkel cell increase is specific to certain skin diseases, not general skin growth.

Alopecia areata affects hair follicle structure, even in non-balding areas.

A 9-year-old boy had a calcium deposit nodule on his earlobe.

Hair follicle cells become four types: medulla, cortex, cuticle, and inner root sheath.

The ovine interdigital sinus has a complex structure with three layers and various skin-like features.

Two Sikh brothers developed permanent hair loss from wearing turbans tightly, a condition that became apparent after they moved to Austria.

A rare ear cyst contained hair fragments.

The new drug delivery system improves vitiligo treatment by enhancing melanocyte activity and viability.

The study found average numbers for different types of hair follicles in the scalp and observed differences between men and women, suggesting reasons for more common hair shedding in women.

CCCA is a common, progressive hair loss condition that may not always be linked to hair care practices and requires a biopsy for diagnosis.

Polarized microscopy is a quick and free method to correctly identify types of hair loss.

A new filler made from patients' own skin and hair significantly improved depressed scars with no severe complications.

New subcision technique with a bent needle and syringe improves ease, effectiveness, and comfort for treating acne scars.

The review found that specific changes in scalp tissue can help diagnose different types of hair loss.

Human hair keratin hydrogels show promise for use in regenerative medicine.

The conclusion is that surgical removal of solitary fibrofolliculoma is effective with no relapses, and diagnosis requires a biopsy due to varied symptoms.

Autoimmune conditions can be linked to trichoepitheliomas, with treatment focusing on cosmetic concerns.

Human hair keratin is a promising and sustainable biomaterial for tissue regeneration.

CK19 and Vimentin are proteins found in rat skin that help with skin renewal and maintaining cell structure.

Primary cicatricial alopecia causes permanent hair loss by destroying hair follicles, and its exact cause is unknown.

Advancements in skin regeneration focus on stem cells, nanotechnology, and bioengineered skin to improve healing and reduce scarring.

Adipose tissue and eccrine gland displacement are common in certain alopecias but don't help differentiate between them.

KAP-depleted hair causes less immune response and is more biocompatible for implants.

Immune cells are essential for skin regeneration using biomaterial scaffolds.

The document concludes that "hot comb alopecia" is now called "central cicatricial centrifugal alopecia" and its causes are complex.

Tight hairstyles can cause a rare scalp condition with thick skin folds.

The study found certain scalp biopsy features can help tell apart alopecia areata from pattern hair loss even when typical immune cells are not seen.

A rare skin bump with tiny hairs was successfully removed from a man's face.

A woman's large nose growth was initially misdiagnosed, but later confirmed to be giant rhinophyma after full removal and examination.

Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.