Lupus

vulgar is; a chronic disease of the skin and some mucous membranes, characterized by the formation in the connective ti ue of nodules of granulation-ti ue. It pa es through a number of clinical phases, and terminates by ulceration or atrophy, with scar-formation. The cause: of the disease is the tubercle-bacillus. L., Acne, an i obstinate papular eruption of doubtful character occuring in the localities usually selected by Acne vulgar is land sometimes a ociated with it. L., Acne i form. See erythema to sus sebaceus. L. anatomic us, the anatomic tubercle. L., Cazenave's, lupus also Diseases, Table of. L., Common, •lgaris. L.. Di eminated Follicular, aden: a variety of acne confined to the face, especially in the situations usually occupied by acne. The papules are from a large head to a pea in size, conic and deep-red. They may coalesce to form a lupuske ti ue. L. dis semi nat us, a term applied to any case of lupus with multiple patches. L. eczema, a torm of L. erythema to sus resembling eczema. L. endemic us. See Aleppo Boil . L. erythema to des. of Z. erythema to sus. L. erythema to sus, Ltrythematode s; Cazenave's lupus; a form not due the tubercle-bacillus. It occurs, as a rule, in multiple patches, with a tendency to symmetric arrangement, chiefly about the face and head, occasionally on the extremities, and rarely on the trunk. The patches are sharply defined at the border, flat, very slightly raised, and with a tendency to the formation of crusts. The color is bright-red, and there are no nodules. The disease tends to spread slowly at the periphery, and new patches may form in the neighborhood of the old. Feeble circulation favors the development of the disease. It is most common in females of adult or middle age. L. erythema to sus aggregatus. See L. erythema to sus dis semi nat us. L. erythema to sus cir cum script us, the most common form, attacking chiefly the head and face, especially the nose, cheeks, and ears, often symmetrically. It appears in the early stage as isolated or grouped, small, red spots, about an eighth of an inch in diameter, with a yellowish spot at the center, and a small, closely adherent scale. These slowly extend peripherally and ultimately coalesce into patches of a dirty yellowish-white appearance. Cicatrization occurs in the center. The disease is one of long duration. L. erythema to sus corneus, L. erythema to sus in which the scales are not greasy. L.