paste

(past) [L. pas’ta]. A soft, viscid substance; often an escharotic mixture. Abbot’s p., a paste prepared from arsenous acid, morphin, and creosote: used for killing the nerve of a tooth. almond-p., a magma prepared from bitter almonds: used as a lip-salve and dre ing for chapped fingers, etc. arsenical p., a caustic paste containing arsenic. Beck’s p., a paste consisting of τ part of bismuth sub nitrate and 2 parts of sterile vaselin: injected for the treatment of tuberculous cavities and chronic sinuses. bismuth p. See Beck's p. Bougard’s p., a caustic cancer paste containing mercuric bichlorid, mercuric suiphid, zinc chlorid, arsenic, starch, and flour. Bourd in’s p., nitric acid mixed with sublimed sulphur: escharotic. Brooke's p., oleate of mercury, 28 parts; petrolatum, 14 parts; ichthyol, 1 part; starch and zinc oxid, each, 7 parts; salicylic acid, 1.2 parts: useful in skin diseases. Can quoin’s p., zinc chlorid mixed with flour and water. dermatologic p., a paste made of starch, dextrin, zinc oxid, calcium carbonate, or sulphur, together with glycerin, petrolatum, or a fat, and containing some medicine. dextrin a ted p., a preparation of equal parts of dextrin, glycerin, and. distilled water: used as a vehicle for medicinal pastes. Dupuytren’s p., a caustic paste of arsenous an hydrid, calomel, and Esmarch’s p., a caustic paste used in the treatment of cancerous and other growths: made of τ part of arsenic, 1 of morphin sulphate, 8 of calomel, and 48 of acacia. flour-p., a thin mixture of flour and water: used in surgery. Frére Cosme’s p., a caustic paste made from 1 part arsenic, 5 parts mercury sulphid, and 2 ts burnt sponge. fruit-p., inspi ated fruit-juice: used in pharmacy. jujube-p.., a fruit-paste originally prepared from jujubes. La ar’s p., a dre ing for erythema, intertrigo, etc.: vaselin, 6 ounces; zinc oxid and starch, each, 6 drams; and salicylic acid, 30 grains. London p., a paste containing quicklime and caustic soda. Marsden’s p., a mixture of 2 parts of arsenous acid with 1 part of gum acacia; used as an escharotic. Mayet’s p.,.2 paste made of 1 part of zinc oxid, 8 parts of zinc chlorid, and 7 parts of flour: used in cancer. phosphorous p., phoshorus made into a paste with flour: a rat-poison. Pitard’s Ῥ., a paste made of 1 part of copper sulphate, ς parts of tartrated soda, and 2 parts of caustic soda: used in testing the urine for sugar. Robinquet’s p., a paste for cancer, made of equal parts of zinc chlorid and flour with gutta perch a. serum-p., a paste prepared from dried and sterilized blood-serum: used as a dre ing for wounds. ture of sulphuric acid and powdered saffron in equal parts: used as a caustic. Unna’s p., a paste made of 1 oz. of zinc oxid and 2 oz. each of mucilage of acacia and glycerin. It is applied with a brush to eczematous patches. jenna p., a caustic paste of potash and lime. Ward’s p., a confection of black pepper. pastern (pas’tern). The portion of a horse’s foot occupied by the first and second phalanges. p. bone. See under bone. pasteurella (pas-ter-el’ah). A group of cocco bacilli occurring in various forms. pasteurellosis (pas-ter-el-o’sis). Any one of a group of fatal infectious diseases of various animals, caused by bacteria of the hemorrhagic septicemia group. p. bubalo’rum. Same as barbone. past eur in (pas-tu’rin). A proprietary antiseptic fluid mixture. pasteurization (pas’tur-iz-a’shun) [after Louis Pasteur, French chemist and biologist, 1822-189s]. The arrest or checking of fermentation by heating. pasteurizer (pas‘tu-ri-zer). An instrument used in effecting pasteurization.. Pasteur’s fluid, liquid (pas-terz). A bacteriologic culture-fluid consisting of 100 parts of water, rts of sugar, and 1 part each of ashes of yeast ammonium carbonate. Pastia’s sign (pas’te-ahz) [C. Pastia, contemporary Rumanian physician]. See sign. pastil (pas’til) (Fr. postille]. A troche or lozenge; an aromatic ma to be burnt as a fumigant. Ppastille (pas-tél’). Same as pastil. Sabouraud’s p’s, lozenges of barium plat i no chlorid with acetate of starch and collodion: used to indicate by their change of color the strength of x-rays. pas to meter (pas-tom’et-er). An instrument for indicating when milk that is being pasteurized has reached the pasteurization temperature. 706 sulphuric-acid p., a mix- - PATHOGENESIS