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Hair follicle shape determines hair type: curly, straight, or in-between.

Orange spots in scalp trichoscopy can help diagnose scalp sarcoidosis.

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

Dermoscopy is useful for diagnosing hair loss patterns in dogs.

Researchers isolated and identified structural components of human hair follicles, providing a model for studying hair formation.

TAF can be identified by excessive skin thickening and clogged hair follicles, helping distinguish it from similar skin conditions.

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

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

Targeting cholesterol, fatty acids, fibrosis, and mast cells may help treat CCCA.

The hair and oil glands react by changing structure when stressed.

The author now believes tricholemmal carcinoma is a rare type of infundibular squamous cell carcinoma and more research is needed on these tumors.

Trichoscopy is a cost-effective and non-invasive tool for diagnosing alopecia areata.

Actin filaments help stabilize and integrate cell membranes during transfer.

A rare scalp condition, cutis verticis gyrata, was found in a woman with primary scarring alopecia.

The article explains how to rebuild parts of the head and face and how to transplant hair to cover scars, highlighting the need for careful planning and choosing the right method for each patient.

People with alopecia areata have similar retinal structures but thicker choroidal regions compared to those without the condition.

A rare ear cyst contained hair fragments.

Frizzled 3 and Frizzled 6 together control the orientation of mouse hair follicles.

Trichoscopy is important for planning hair restoration in burn-related hair loss.

CCCA is a common, scarring hair loss in Black women that needs early detection.

Forehead creases are formed by a tight connection between the skin and muscle through dense fibers, with changes in skin thickness and fewer skin appendages near the creases.

Two fibroblast types shape skin structure and repair differently.

Amelanotic melanocytes from hair follicles are immature and likely don't transfer melanosomes to keratinocytes.

Lizards can regrow their tail scales with the same structure, distribution, and gender-specific features as the original ones, and this unique ability is not seen in adult mammals.

Tigers had a skin condition causing hair loss and inflammation, but the cause is unknown and treatment didn't work.

Halo Scalp Ring is a rare newborn hair loss that can be missed, and early diagnosis can avoid extra tests and worry for parents.

Middle-aged women in Iran are most affected by primary cicatricial alopecia, especially discoid lupus erythematous.