Fig. 4.

Left upper lip, 62 days after the first infusion and 10 days after the fifth. There is an evident rarefaction of the hairs, numerous black and white dots (cadaverized hairs) are present that do not seem having grown up. Some of them, instead, have originated short hairs (black circles). Numerous white hairs that have grown up attaining some length are visible. They all are dystrophic hairs (Fig. 3).