C-shaped or slightly curved vessels |
Tiny, red dots densely aligned next to each other |
Small, linear looped vessels |
Elongated, linear looped vessels |
Straight linear vessels |
Thinner than the average terminal hair arborizing vessels |
Thicker than the average terminal hair arborizing vessels |
Round or oval, sharply demarcated, intensely red areas |
Vessels (loops or linear) arranged concentrically around a follicular unit |
Globules or larger areas of a fuzzy or unfocused milky red color |
Linear vessels twisted along a central axis |
Combination of serpentine and looped vessels |
Coiled or twisted vessels |
Bending, scarcely branching vessels |
Thick, irregularly banded, linear vessels |
Interfollicular network of blood vessels
|
Inflammatory scalp diseases (seborrheic dermatitis, psoriasis), healthy persons |
Healthy persons in the frontal area, eczema |
Healthy persons in the frontal area |
Cicatricial alopecia (lichen planopilaris, folliculitis decalvans), T-cell lymphoma |
Pemphigus vulgaris |
Healthy persons (the occipital and temporal area), seborrheic dermatitis |
Discoid lupus erythematosus, basal cell carcinoma |
Active psoriasis |
Cicatricial alopecia (lichen planopilaris, folliculitis decalvans) |
T-cell lymphoma, psoriasis |
Psoriasis, pemphigus, T-cell lymphoma |
Psoriasis |
Psoriasis |
Discoid lupus erythematosus |
Discoid lupus erythematosus, congenital capillary malformations |
Healthy persons, after topical corticosteroids
|