When multiple digits are involved, the primary consideration should be melanocytic activation (Fig. 5). 17 Lentigo simplex. (A) Onychoscopy: homogeneous darkened streak with regular brown streaks; (B) ...
The term lentigo encompasses an array of related hyperpigmented lesions, which include lentigo simplex, nevus spilus, agminated lentigines, solar lentigo, and lentigo maligna (see Table 2).