Black grapes

A 35-year-old man consulted for this blue lésion on his back.
Dermoscopy revealed a blue / black saccular pattern.

This lesion was typical of an angiokeratoma.

Black lesion

A 32-year-old man consulted for this black solitary lesion.

Dermoscopy revealed :

• absence of any criteria for a melanocytic lesion
• blue hue
• black lagoons (saccular pattern)

in favor of an angiokeratoma.