Case Report

Dermoscopy Clues in Pigmented Bowen's Disease

Table 1

Dermoscopic features of pigmented Bowen’s disease from various reports.

AuthorPatientsFindings

Zalaudek et al. [1]1Homogeneous blue pigmentation
Irregularly distributed, blue-gray granular structures
Black to dark brown crust
Scaly whitish areas

Stante et al. [4]1Reticular pigmentation resembling remnants of atypical
pigment network
Irregular brown globules at the periphery
Regression-like areas

Zalaudek et al. [2]10Glomerular vessels 80%
Scaly surface 90%
Regular pigment globules in a patchy distribution 90%
Grey-brown homogenous pigmentation 80%

Bugatti et al. [6]14Multicomponent pattern (100%)
Atypical vascular structures (87%)
 (Dotted, linear, arborizing, bushy, and hairpin-like vessels)
Pseudonetwork (36%)
Irregular diffuse pigmentation or blotches of pigment (64%)
Irregularly distributed dots and globules (64%)
Focal/multifocal hypopigmentation (79%)
Scaly surface (64%)
Hemorrhages (27%)

Hu et al. [7]1Glomerular vessels
Scaly surface
Small brown globules regularly packed in a patchy distribution
Reticular pigmentation
Grey-brown homogeneous pigmentation

Hernández-Gil et al. [8]1Irregular pigment globules
Atypical vascular pattern (“rounded vessels”)
Scaly surface

De Giorgi et al. [9]1Radial streaks regularly distributed in the periphery
Irregular hypopigmented veiled scar-like regression area
Brownish and reddish globules

Cameron et al. [10]52One pattern present (54%)
Two patterns present (46%)
Symmetrical arrangement (12%)
 Asymmetrical arrangement (88%)
Only structureless pattern (48%)
Pattern of dots and/or structureless zones (35%)
Hypopigmented structureless zones
Brown or gray dots arranged in a linear fashion
Vessels (67%)
 Coiled vessels
 Dots (15%)
Linear arrangement of coiled vessels
Clustered vessels
Pigment network (4%)

Clues to the diagnosis.