ACNE

(Lat.), n. f. A%k(a%k)ne(na), Gr., devn, probably a corruption of dxpn, the acme, bloom, or prime of life; adolescence (the time of life when a. is most likely to occur): or from dxñ, a point (because of the acuminate form of the pustules): or from a priv., and xvÿv, to scratch (indicating the absence of pruritus): tov6os. Fr., aené. Ger., Acne, Finnen. Syn.: varus, i on thus; stone pock, whelk. 1. An inflammation of the sebaceous follicles, or of the ti ue around them, characterized by di eminated conical or rounded pustules, papules, or tubercles, occurring most frequently ‘on the face, back, or breast, and usually a ociated with the fcrmation of comedones (see CoMEDO), 2. A generic used by Schénlein [G, 10] for a group of skin diseases, including strophulus, eczema, and acne, According to S., all the members of this u| are characterized by the presence of ‘ta separate Npaicarpiom ‘ (areola). in which an imperfectly developed fruit (Frucht), or efflorescence, is formed, snch as a partially formed papule, vesicle, or pustule, Cf. Monocarps. [G.]—A. albida. See Minivm.—A. artificial is. A. produced artificially, usually by the external or internal use of medicaments, such as tar, bromine, and iodine. [G.] —A. artificial is e bromio, A. artificial is e pice, A. artificial is ex iodinio. See Bromine a., Tar a., and Iodine a.—A. atrophic a. Fr., acné utrophique. 1. A. followed by atrophic scars. 2, As employed by Cazenave and Bazin, a form of lupus erythema to sus occurring usually on the nose or cheeks, and especially marked by the formation of little crusts from which prolongations descend into dilated and atrophic sebaceous follicles, [G, 20, 26.]—A. bromata. See Bromine a.—A, cachecticorum. An eruption oceurring in broken-down, cachectic, or scrofulous persons, usually on the trunk or the lower limbs, characterized by flat, dusky-red papules and pustules varying ın size from that of a in-head to that ofa lentil. [G, 3.]—A. ciliaris. Fr., aené ciliaire. Ger., A. der Augenlidränder. It., a. citiare. Sp., a. citiar. Inflammation of the sebaceous glands of the hair follicles situated close to the edge of the eyelid, causing the piprerance of one or more small ocala along the ciliary margin of thelid. [F.|—A. coagminata. A. with the efflorescences occurring in clusters. The name has been especially applied to a form of a. due to the internal use of bromine; groups of a. pustules closely aggregated together form red, thickened patches often covered with scabs consist- O, no; 0%, not; O3, whole; Th, thin; Th?, the; U, like 00 in too; U2, blue; U$, lull; U*, full; U%, urn; US, like ü (German). 10 ing of dried pus mixed with sebaceous matter, beneath which the surface is dusky-red, often moist, and studded with pustular elevations. [G, 27.]—A. contagiosa. Ger., englische Pocken. ‘An inoculable pustular disease, probably not really an a., said to be often met with in Germany in horses brought from England, and to differ from horse-pox. [W. Dieckerhoff and P. Grawitz, “ Arch. f. path. Anat. u. Physiol. u. f. klin. Med.,” cli, 1, 1885, p. 148.]—A. cornea. Fr., acné cornée (ou sébacée cornée [Hardy]). Syn.: ichthyosis follicular is. A form characterized by hard conical, grouped or solitary, grayish or blackish, warty outgrowths, consisting of plugs of hardened sebum REO eeane, from the follicles, [Cazenave (A, 328).]— A. dis semi nat a. Fr., dartre pustule use. Sp., a. diseminata. A., a, vulgar is (in contradistinction to a. rosacea and a. mentagra). [G, 8,]—À. ex usu pic is. See Tar a.—A. frontal is. See A. varioliformis (ist def.).—A. granulosa. See A. cachecticorum.—A. hordeolans, A. hordeolaris. Pustular a. with the pustules arranged in linear groups, like grains of barley. [G.]—A. hypertrophic a. Fr., acné hyper trophi que. See Rosacea hypertrophic a.—A. indurata. … aené indurée, A. characterized by large rounded eye ules or tubercles, and attended usually’ with the formation of small, deep-seated cutaneous absce es. [G.J—A. iodata, A. jodata, See Iodine a.—A. medic a men to: A. due to the internal use of certain drugs; a, towica, a. artificial is. [G.]—A. meutagra. An obsolete synonym of sycosis. [G.]—A. miliaris. 1, Milium (q. v.). 2. A pustular form of rosacea. [G,50.|—A. molluscoidea, A. molluscum, A. molluscum contagiosum [G, 20]. See MoLLuscum contagiosum.—A. picealis. See Tar a.—A. punctata. Fr.,acné ponctuée, tannes, Ger., Comedonen, Mite er. It., comedoni, tanni. Syn.: comedones, puncta mucosa; grubs, black heads, maggot pimples. A disease of the skin characterized chiefly by the production of comedones, sometimes attended with Set papulation, but without marked evidences of inflammation. [G,12.] Cf. Compo. —A. punctata albida. See Mirium.—A. pustulosa. A, attended with the formation of pustules. {oJ » rosacea. Fr., acné rosacée, coupe rose. Ger., Kupferfinne. It..a.rosacea, Syn.: a.rosacea pustulosa, a. miliaris, gutta rose a [Sauvages|. 1. Rosacea (a.v.). [G, BL 2, Rosacea attended with the development of pustules or acne efflorescences; rosacea pustulosa. [G.]—A. rosacea congestiva. See Rosacea erythema tosa.—A. rosacea hypertrophic a. See Rosacea hypertrophic a.—A. rosacea pustulosa. See Rosacea pustulosa.—A. scrophulosorum. See A. cachect corum.—A. sebucea. Fr., acné sébacée, See SEDORRHŒA.—A. sebacea cere a [G, 37]. See SEBORRHŒA sicca.—A. sebacea cornea. See A. cornea.—A. sebacea exsiccata. The xeroderma of E. Wilson and others. [G, 37.]—A. sebacea molluscuin [G, 20]. See ATHEROMA.—A. simplex. Fr., acné simple, dartre pustule use miliaire. A, characterized by inflammatory lesions of a simple character. [G, pe solaris. A form of a. described as occurring on the back of the nose, the lower eyelids, and the cheeks, due to exposure to the sun, and characterized by red papules that rarely suppurate. [G.]—A. strophulosa. See Mittum.—A. syphilitic a.