eczema

(ck’ze-mah) [Gr. éxtety to boil out]. An inflammatory skin disease with vesiculation, infiltration, watery discharge, and the development of scales and crusts. The lesions vary much in character, and the disease is frequently attended with restle ne and fever and other symptoms of constitutional disturbance. as well as by local itching and burning. e. a’ni affects the surface of the anus. Θ. bar’b@ attacks the parts covered The outer zone of the Pertaining to or situated Exotoxin. The outer head of the efuniculate (e-fu-nik’u-lat) (L. ¢ priv: + funiculus). Having no funiculus or navel-string. egesta (e-jes'tah) [L. ε. out + ger’ere to bear]. Becreted matter; waste material thrown out from 6 egg (eg) [1.. o’cum]. The animal ovum, especially one which is hatched outside the body. 6.-al- umin, a principle which constitutes 20 per cent. of the white of hens’ eggs. e.-flip. See mistura spiritus vin i gallict. holoblastic e., one in which the entire yolk undergoes segmentation. @.-membrane, the membrane which surrounds the ovum, or egg: if derived from the ovum, it is called primary; if from neighboring structures, it is secondary. meroblastic e., one in which the yolk contains much nutrient matter which does not take part in segmentation. e.-shell. testa ovi. @.-yolk. See vitellus. egilops (e ‘iLops) (Gr. até goat + dy eye]. Perforating absce at the inner canthus of the eye. eglandulous (e-gland’u-lus) (L. e without + glan’- dula glandule}. Having no glands. eglatol (eg/lat-ol). A compound of the chloral group: used as a hypnotic and,nervine. Dose, 74-15 gr. (0.5-1 gm.) a day. egmol (eg’mol). A proprietary egg emulsion with olive oil: used as a nutritive. ego broncho phony (e’’go-bron-kof’o-ne) (Gr. alt goat + broncho phony]. The bleating and bronchial voice characteristic of pleuropneumonia. egocentric (e-go-sen’trik) [L. ego I + centric]. Self centered; having all the ideas centered about one’s self. egol (e’gol). Any ortho nitro para sulphonate of mercury and pota ium combined with a phenol; the egols are red-brown, soluble powders: antiseptic and emetic. mania (e-go-ma’ne-ah) [Gr. ἐγώ I + μανία madne ]. Morbid self-esteem. egophony (e-gof’o-ne) (Gr. αἵξ goat + voice]. A bleating quality of voice observed govt voir tion in certain cases of lung consolidation. Egyptian chlorosis. See chlorosis. Ehrenritter’s ganglion (er’en-rit-erz) [Johann Ehrenritter, Austrian anatomist, died 1790]. See ganglion., Ehret’s disease (er’ets) (He in rich Ehret, German physician, born 1870]. See disease. Ehrlich’s reaction (air-liks) [Paul Ehrlich, German scientist at Frankfort-on-the-Main, born 1854]. See under reaction. E.'s side-chain theory. See under theory. E.’s ‘‘606.’’ See salvarsan. Ehrlich-Hatta preparation [Paul Ehrlich; S. Hatta, Japanese chemist]. See salrarsan. Eichhorst’s corpuscles, neuritis (ik’horsts) [Hermann Eichhorst, Swi physician, born 1840]. See corpuscle and neuritis. Kichstedt’s disease (ik’stedz) (Karl Ferdinand Eichstedt, physician in Greifswald, 1816-1892]. Pityriasis versicolor. eiconometer, eikonometer (i-ko-nom’et-er) (Gr. εἰκῶν image + pérpov measure]. An eye-piece micrometer for measuring a microscopic object. eidoptometry (i-dop-tom’et-re) (Gr. εἶδος form + drew to see + μέτρον e] the acutene of vision for the perception of at ot eighth nerve. The auditory nerve. e@igon (i’gon). A general name for compounds of albumin with iodin: used as substitutes for iodin, iodoform, etc. alpha-eigon, a light-brown powder containing 20 per cent. of iodin. Called also fodo-albumin. beta-eigon, iodized pepsin, containing a 15 per cent. solution of iodin; it is a yellowish, odorle and tastele powder: used internally as a substitute for iodin, especially where there is digestive weakne . Dose, 5-50 gr. (0.33- 3.25 gm.). eikonometer (i-ko-nom’et-er). See ciconometer. 317 See: ELASTOSE eiloid (i’loid) (Gr. dre» to coil + ef5os form]. Having a coiled appearance. Eimeria hominis (i-me’re-ah hom’in-is). A sporozoan parasite found in the exudate in a case of purulent pleurisy. Einhorn’s saccharimeter, test (in’hornz) [Max Einhorn, physician in New York, born 1862]. See Saccharimeter and test. Einthoven’s string galvanometer (in’to-venz) [W. Finthoven, physiologist in Leyden]. See under galvunometer. eisanthema (is-an’them-ah) (Gr. eis into + ἀνθεῖν to bloom]. An eruption on a mucous surface. Eisenlohr’s syndrome (i’sen-lérz) [Cag Eisen- Joby. German physician, 1847-1898]. See syn- ome. eisensajodin (i’’sen-sa-i’o-din) (Ger.]. Iron iodobehenate, a reddish powder, used like ferrous iodid. Eisenzucker (i’zen-tsook-er) [Ger.]. Ferric hydroxid made soluble by the addition of sugar and a small amount of sodium hydroxid: a chalybeate remedy. Dose, 10 gr. (0.65 gm.). eisodic (is-od’ik) [Gr. eis into + 686s way]. ferent or centripetal. Eiwei milch (i’vis-miltsh) (Ger.]. See under milk. ejaculation (e-jak-u-la’shun) [L. ejacula’tio). A sudden act of expulsion, as of the semen. ejaculatory (e-jak’u-la-to-re) [L. ejaculato'rius]. Serving as a channel of ejaculation. e. duct. See duct. ejecta (e-jek’tah) (L. pl.; from ¢ out + jae’cere to cast]. Excrementitious matters; refuse. ekaiodoform (e’kah-i-o’do-form). To do form mixed with 0.05 per cent. of paraformaldehyd: a bactericide, used in dre ing wounds. ekiri (e-ki’ri). An acute and fatal form of endemic diarrhea occurring in Japan. ekzemin (ek’ze-min). A proprietary sulphur ointment. elacin (el’as-in). Degenerated elastic ti ue. elwomyenchysis. See cleomyenchysis. elwoptene (el-e-op’tén). See eleopten. elwosaccharum. See ¢eleosaccharum. elaidin (el-a‘id-in) (Gr. ἔλαιον oil]. lizable fat, Cs;H,0,O., from various oils. Elaps (e‘laps). A genus of poisonous snakes, including the harlequin snakes of North America and the coral snakes of tropical America. elarson (el-ar’son). Strontium chlorarsenobehenolate: used in chlorosis, anemia, chorea, and skin diseases. Dose, } gr. (0.008 gm.). elastic (e-las’tik) [L. elas'tic us]. Susceptible of being stretched, compre ed, or distorted, and then tending to a ume its original shape. elastic a (e-las’tik-ah) [L.]. Gum-elastic or caoutchouc. elastic in (e-las’tis-in). Same as elastin. elasticity (e-las-tis’it-e). The quality or condition of being elastic. elastin (e-las’tin). A yellow, albuminoid substance, the e ential constituent of yellow, elastic ti ue: when dry, it is brittle, but when moist, is flexible and elastic. Elastin is insoluble in water or in cold alkaline solutions, but di olves in sulphuric acid and in alkaline solutions on boiling. elastinase (e-las’tin-4s). An enzyme that di olves elastic ti ue. elastoid (e-las’toid). A substance formed by the hyaline degeneration of the internal elastic lamina of blood-ve els: seen in the ve els of the uterus after delivery. elastometer (e-las-tom’et-er) (L. elas‘tic us elastic + me'trum measure]. An instrument for determining the elasticity of ti ues. elastose (e-las’tés). An albumose formed by treating elastin with ferments, acids, or alkalis. Af- Albumen milk. A crystal- by the beard. e. cap’it is, eczema of the scalp. e. crus to’sum, a variety with thinnish yellow crusts. @. diabetico’rum, a form which accompanies glycosuria. @. epizodt’ica. See foot and-mouth disease. e. erythema to’sum, a relatively mild form of eczema with erythematous patches. e. fis’sum, a variety with hardened and fi ured skin. Θ. hypertroph’icum, a disease characterized by enlargement of the skin papille, resulting in a crop of warty outgrowths. infantile e., a form common in young infants and occurring especially during dentition. e. intertri’go. Same as intertrigo. lichenoid e., a variety characterized by thickening of the epidermis. e. mad’idans, a form, of various subvarieties, marked by hot, moist, and swollen skin. e. margin a’tum, a severe form due to Tin’ea circina’ta, and mainly affecting the thigh and axille. e. neurit’icum, any eczema appearing in patches limited to defined areas supplied by particular cutaneous nerves. Θ. papulo’- sum, a form accompanied by the formation of minute papules of firm consistence and deep-red color and by severe itching. e. paras it’/icum, any form due to an animal or vegetable parasitic microdrganism. Θ. pustulo’sum, a form marked by the formation of pustules. e. ru’brum, a form of eczema marked by infiltration, thickening, often with swelling and sometimes with intermittent edema and variable degrees of redne . The surface is usually oozing. Θ. sclero’sum, keratosis of the palms and soles. e. seborrho’- icum. See seborrhea. see-8aW Θ., eczema alternating with some other disease. @. sola’re. Same as lichen tropic us. @. 8QUamo’suM, a variety characterized by adherent scales of shed epithelium. e@. verruco’sum, a warty type, affecting chiefly aged or elderly persons. e. vesiculo’sum, eczema marked by the presence of vesicles. weeping e., a form marked by fluid exudation on the surface.