Blood vessels

From dermoscopedia
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Description this chapter describes the blood vessels and vascular architecture of the scalp as seen by dermoscopy / trichoscopy
Author(s) Anna Waskiel Burnat · Lidia Rudnicka
Responsible author Lidia Rudnicka→ send e-mail
Status open
Status update May 19, 2023
Status by Ralph P. Braun

Comma vessels Dotted vessels Hairpin vessels Elongated hairpin vessels Straight linear vessels Thin arborizing vessels Thick arborizing vessels Capillary blood extravasations Concentric perifollicular vessels Milky red globules Linear helical vessels Lace-like vessels Glomerular vessels Serpentine vessels Thick root-like vessels Vessel nets
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
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