[Quel est votre diagnostic?: Devant une ulceration du lit de l'ongle de l'index?. [Cell carcinoma of the nail bed]

Squamous Cell Carcinoma of the nail bed is rare, about 150 cases are reported in the literature. We present one case revealed after one year of evolution. It presented as an ulceration associated to an onycholysis. Because of this delayed diagnosis, amputation of the whole finger was needed