Figure 1.

a), b) Oval perimalleolar ulcer on the right leg, with dimensions 6 x 4 cm, clearly demarcated from the surroundings with regular margins and definite limits, periulcerous erythema. The bed of the ulcer appears very deep and highly fibrinous. The a and b figures are respectively time framed to cover 5 months, from initial examination (Fig. 1a) to last control (Fig. 1b). We see no significant change in the course of treatment