The main features of skin lesions included the appearance of light red papulo vesicle, anabrosis papula, necrotic papula, molluscum contagiosum-like papula, skin ulcer and crust.

• 皮损特征：早期表现为淡红色丘疱疹、糜烂性丘疹，继而为坏死性丘疹、传染性软疣样丘疹、皮肤溃疡及血痂。