Darier's Disease

Psorospermose folliculaire vegetante; Keratosis follicular is; Ichthyosis sebacea cornea; a disease of the skin commencing on the face or trunk, but ultimately spreading to other parts of the body, and characterized by the development of papules of small size and dirty-red color, with firmly-adherent grayish-brown, black, or gray horny crusts. These crusts can be squeezed out of the papules by the thumb-nails. In some places the lesions may become confluent. The disease progre es slowly, and the papules may a ume considerable size. Ulceration of their surfaces may occur, or the tumors may suppurate en ma e. The disease occurs usually in males. Its etiology is obscure. See Diseases, Table of.