Consensus Meeting (1990)
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Pattern Analysis
modified according to Argenziano et al.
Interactive Atlas of Dermoscopy 2000
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Discrete Pigment Network
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Prominent PN
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Regular PN
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Irregular PN
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Wide PN
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Narrow PN
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Broad PN
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Delicate PN
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 |
Global pattern
(reticular, globular,
cobblestone, homogeneneous, parallel, starburst,
multicomponent, unspecific)
Pigment network
|
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Pseudopods
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Radial streaming
|
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Streaks
(regular, irregular) |
-
Brown
globules
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Black dots
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Dots/globules
(regular, irregular) |
- Whitish veil
|
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Blue - whitish veil |
- White scarlike areas
- Gray - blue areas
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Regression structures
(white areas and/or blue areas) |
- Hypopigmented
areas
|
|
Hypopigmentation
(focal, multifocal, diffuse) |
- Reticular
depigmentation
|
|
(ADDITIONAL CRITERIA)
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- Milia-like cysts
- Comedo-like openings
- Telangiectasia
- Red-blue areas
- Maple leaf-like areas
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Criteria for
non-melanocytic
lesions
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Blotches>
(localized or diffuse, regular or irregular)
Vascular pattern
(comma-like, hairpin, dotted, linear-irregular, vessels
within regression structures)
SITE-RELATED FEATURES
Face:typical pseudonetwork, annular-granular structures,
gray pseudonetwork, rhomboidal structures, asymmetric
pigmented follicles.
Palms/soles:parallel-furrow, lattce-like, fibrillar, and
parallel-ridge patterns
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