Fig. 2.

a Heterogeneously pigmented skin lesion on the lower edge of the divided nevus (which is not visible in Fig. 1). b Same aspect as in a (photograph taken after the local biopsy of the suspicious lesion on the lower eyelid). c, d Histological section of the primary lesion showing in situ melanoma (black arrow), the underlying nevus (black star), and invasive melanoma (white arrow). e Aspect after complete excision of the melanoma and reconstruction of the inferior eyelid. f Local recurrence at the inferior part of the reconstructed eyelid. g Histological analysis showing in situ cutaneous melanoma (white arrow). There is an intraepidermal melanocytic proliferation of spindle cells with moderate cytonuclear atypia. The white star shows the associated nevus.