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Exclamation-mark hairs and yellow dots indicate alopecia areata, while follicular ostia loss and white scarring indicate lichen planopilaris and discoid lupus erythematosus.

Alopecia areata in elderly people is usually mild and responds well to treatment.

Hair thickness differences help diagnose hair loss severity.

Shiny white structures in trichoscopy can indicate long-standing discoid lupus erythematosus alopecia.

Trichoscopy is crucial for diagnosing alopecia areata by identifying specific hair features.

Dilated follicular infundibula and increased catagen/telogen follicles are key indicators for diagnosing alopecia areata.

Visual field defects in lupus nephritis can be caused by hypertensive retinopathy, not glaucoma or medication toxicity.

A 20-year-old woman had stable Progressive Hemifacial Atrophy and Vitiligo after treatment, suggesting a possible link between the conditions.

Diffuse unpatterned alopecia can affect donor areas, but treatment with finasteride and minoxidil can improve hair density.

LC-OCT can help identify lupus-related scarring hair loss by spotting unique features.

Cyclophosphamide likely causes skin darkening by affecting hair follicles.

OCT can detect hidden hair follicles in alopecia areata, indicating potential hair regrowth.

Horizontal scalp biopsy sections are better for diagnosing alopecia areata, showing fewer hair follicles and more miniaturized hairs.

Microneedling with triamcinolone helps hair regrowth in ophiasis alopecia areata.

Different skin diseases show unique patterns of skin cell separation, cell death, and granular layer changes.

Lower MC2R expression may contribute to alopecia areata.

Certain immune cells contribute to severe hair loss in chronic alopecia areata, with Th17 cells possibly having a bigger impact than cytotoxic T cells.

Scalp areas that look normal in people with hair loss may still show signs of disease under a microscope.

Brodalumab is more effective than ustekinumab in treating psoriasis.

Microscarring is found in both alopecia areata and pattern hair loss, suggesting a shared cause.

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

This treatment effectively reduces dark circles by improving volume and skin quality.

Alopecia areata is an autoimmune disease causing hair loss, and targeting macrophages may help treat it.

Higher activity in lichen planopilaris is linked to certain immune and tissue genes.

Certain scalp patterns can indicate the severity and activity of hair loss in Turkish alopecia patients.

Scalp biopsies from dermatomyositis patients show chronic hair loss without scarring, with mucin and blood vessel changes being very common.

No single treatment is clearly effective for central serous chorioretinopathy.

Different harmful mutations in the CDH3 gene cause HJMD, but symptoms vary among individuals.

Dermoscopy helps diagnose and manage alopecia areata by showing specific hair changes.