acne

(ak’ne) (Gr. ἀκμή point]. Any inflammatory disease of the sebaceous glands, especially acne cudgaris, of common acne, a chronic inflammatory disease of the sebaceous glands, occurring most frequently on the face, back, and chest. The inflamed glands form either small pink papules, which sometimes surround comedones so as to have black centers, or else pustules or hypertrophied nodules. adenoid a., di eminated follicular lupus. 8. agmina’ta, a type of acne varioliformis of the face and forehead showing a marked tendency to abundance and grouping of the eruption. a. al/bid a. See milium. a. artificia’lis, that which is due to external irritation. a. atroph’ica. See a. curioliformis. bromin a., acne which is one of the most constant symptoms of bromism. a.cachectico’rum, a form which accompanies wasting diseases, and is situated chiefly on the trunk and legs. The lesions are flat and livid and leave scars. 8.. cilia’ris, acne of the edges of the eyelids. a. dis semina’ta. Same as. oulgaris. ἃ. epheb’- 3 ACONITE ica, a form peculiar to adolescence and the stage of puberty. epileptic a., acne in an epileptic subject. It is due sometimes to overdose of bromin compounds, and sometimes to an unknown cause. 8. genera’lis, acne over the whole surface of the body. a. hordeola’ris, acne in which the tubercles are hard, tough, and * arranged in rows. a. hypertroph’ica, acne rosacea, with a thickening of the lips and of the sides of the nose. a. indura’ta, acne vulgar is with chronic livid indurations. iodin a., an eruption caused by too free use of iodin compounds. a. kerato’sa, a form in which a horny plug takes the place of a comedo. a. menta’gra. See sycosis. pancreatic a., a condition in which the pancreas contains small cysts, caused by distention of the finer divisions of the pancreatic duct. 8. papulo’sa, acne vulgar is in which the lesions are papular. a. pice a’lis, tar a., a form which attacks workers in tar, or those who are exposed to the vapors of tar. a. puncta’ta, acne in which the lesions are pointed papules, in the centers of which are black-tipped comedones. a. rosa’cea, a chronic inflammation of the face and nose, generally due to the free use of alcoholic stimulants. Called also guéta rosacea, brandy nose, rosy-drop, and brandy-face. 8. scorbu’- tic a, a papular eruption in scurvy. a. sim’- plex. Same as a. vulgar is. tar a. See a. picealis. a. tar’si, acne of the sebaceous glands of the eyelids. a. variolifor'mis, a somewhat rare chronic disease, situated about the forehead. The pustules occur in groups, each with a hard central scab, which, when separated, leaves adeep pit. a. vulga’ris, common acne. See acne.