DERMATITIS

(Lat.), n. f. Du8rm(de2rm)-a2t(a8t)-i(e)'ti2s. Gen., derm at it'idos (-is). From 8e'p/xa, the skin (see also -it is*). Fr., dermatite, dermite. Ger., Hautentziindung. It., dermatite. Sp., d. 1. Inflammation of the skin. 2. Of Hebra, a cutaneous inflammation of a simple or common type (e. g., ambustio, congelatio, d. venenata, erysipelas, furunculus, and anthrax). [G, 5.] Cir cum follicular d. Any inflammatory affection of the skin in which the morbid proce is localized around the follicles. [Leloir, "Ann. de derm, et de syph.," 1889, x, p. 672; "N. Y. Med. Jour.," Mar. 8, 1890, p. 277.] D. a frigore. See D. congelation is.D. am imst ionis. D. due to exposure of the skin to extreme heat. [G, 3.] D. ambustipnis bullosa. Fr., brulure vesiculeuse et bulleuse [Rayer]. Vesication from a burn. [G, 3.] D. am busti on is erythema tosa. Erythema due to exposure of the skin to heat. [G, 3.] D. am busti on i a escharotic a. Fr., brulure gangrene use [Rayer]. Gangrene of the skin from a burn. [G, 3.] D. a venenatis et caustic is. See D. venenata. D. blennodes [Swediaur]. Erysipelas. [G.] D. caloric a. D. due to exposure to extreme temperatures. [G. 3.] Cf. D. am busti on is and D. congelation is.T>. capillitii papilloma tosa [Kaposi]. Sycosis of the scalp. [G. Behrend (A, 319).] Dermatitides catarrh a les. Ger., Hautkatarrhe, oberflachliche Hautentzundungen. In Auspitz's cla ification of skin diseases, the first order of the first cla (the dermatitides simplices), embracing superficial inflammations of the skin, catarrhal in character. They include ''diffuse," "erosive," "follicular," and "engorgement" catarrhs of the skin. [G, 4.] D. cir cum script a her pet i form is [Neumann]. See LICHEN plan us. D. congelation is. D. due to exposure of the skin to extreme cold. [G, 3.] D. congelation is bullosa. Vesication from exposure to extreme cold. [G, 3.] D. congelation is erythema tosa. Erythema due to exposure of the skin to cold. [G, 3.] D. cpngelationis escharotic a. Necrosis of the skin from congelation. [G, 3.] D. contusiforniis. 1. D. due to a contusion. [A, 326 (o, 21).] 2. See ERYTHEMA nodosum.D. cribrificans. Ger., eiterige durchlochern de Hantentziindung. A form of d., somewhat resembling herpes tonsurans and parasitic sycosis, characterized by the formation of small reddish spots surmounted by dirty-yellow scabs, each of which covers a small perforation of the skin. It affects mostly the face and the scalp. [F. Petersen, " Ctrlbl. f. Chir.," June 16, 1888 (Beilage), p. 22.] D. decubitus. See D. per decubitum. D. dynamic a et caloric a. D. due to the exce ive action of dynamic or caloric influences, including inflammations from electricity, heat, and cold. [G, 47.] D. e decubitu. See D. per decubitum. D. erysipelatosa. Erysipelas. [G.] D. erythema tosa. See ERYTHEMA. D. exfoliacea, D. exfoliativa. See Exfoliative d.T>. exfoliativa general is. See PITYRIASIS rubra. D. exfoliativa infantum (seu neon a to rum). A disease of infants, occurring within a few days after birth, characterized by diffused redne of the skin, together with abundant furfuraceous or foh'aceous desquamation, occasionally a ociated with serous exudation beneath the " cuticle. [Ritter von Ritters hain, Ctrlbl. f. Kinder he ilk.," 1879, p. 3; "Arch. f. Kinder he ilk.," i, p. 53.] -D. exfoliativa partial is. Exfoliative d. affecting only limited portions of the body. [G.] D. ferox. A grave form of erythema occurring at first in patches on the face, the hands, or the upper part of the chest. They become of a vivid carmine or lake color, and are followed by severe con- " stitutional symptoms. [J. L. Milton, Edinb. Med. Jour.," Mar., 1886, p. 816.] D. gangrcenosa. Gangrenous inflammation of the skin, especially certain forms of spontaneous gangrene of the skin, such as erythema gangraenosum and gangraena symmetric a (q. v.). [G,63.] D.herpetifprmis [Duhring]. A form of cutaneous disease consisting of superficial inflammatory efflorescences, multiform in character, most commonly vesicular, which tend to occur in groups, resembling the arrangement of the vesicles of herpes. It is attended with severe itching, and is especially characterized by a disposition to succe ive relapses at varying intervals of weeks or months. It is regarded as identical in its nature with the impetigo her pet i form is of Hebra, which is considered one of its varieties. [G.] D. her pet i form is bullosa [Duhring]. A variety resembling d. her pet i for in is vesiculosa, with which it is often a ociated, but in which the efflorescences form bullae. The latter may be tense or flaccid, rounded or flat, with a base but slightly inflamed, and after rupture form yellowish, greenish, or brownish crusts. [G.] D. her pet i form is erythema tosa [Duhring]. A variety characterized by erythematpus spots, resembling the efflorescences of urticaria, but more diffuse, or the lesions of erythema multi for me. The spots at first are of a bright-red color, afterward becoming darker and violaceous, or mottled, yellowish, and pigmented. Discrete in the beginning, they afterward unite to form confluent patches bounded by gyrate borders. [G.] D. her pet i form is pustulosa [Duhring]. A variety differing from the vesicular and bullous forms in that the lesions are pustular and are attended with more markedly inflammatory areolae. It may occur in annular forms, sometimes with concentric rings resembling those of herpes iris. [G.]D. her pet i form is vesiculosa [Duhring]. The A, ape; A2, at; A, ah; A, all; Ch, chin; Ch, lech (Scottish); [s. 534]