Fig. 2
From: Angioma serpiginosum: a case report and review of the literature
Dermoscopy shows parallel structures, red lagoons and globular elements (10x magnification) (a); light microscopy revealed clusters of dilated, thickened capillaries in the upper dermis composed of flattened endothelial cells (b); Periodic acid-Schiff (PAS) stain-positive deposits around the affected blood vessels (c); immunohistochemistry staining showed positive WT1 (d)