HELMHOLTZ'S THEORY 



288 



HEMATOTHERMAL 



Helmholtz's Theory of Accommodation. See under 

 A ccom in odation . 



Helminthiasis. (See Illus. Diet.) H. elastica, 

 elastic tumors of the axillae and groins due to filaria. 



Helminthism (hel-minth' '-izm) [eAfuvg, worm]. The 

 existence of intestinal worms in the body. 



Helminthogenesis [hel-min-tho-jen'-e-sis). See Hel- 

 minthiasis (Illus. Diet.). 



Helmitol (heP-mit-ol). Hexamethylenetetramin anhy- 

 dromethylene citrate. It is an analgesic and urinary 

 antiseptic. Dose, 10-15 gr. (0.64-0.97 gm. ) 3 times 

 daily in a wineglass of water. 



Helophilous (hel-of'-il-ns) [k/iog, a marsh; (pvXelv, to 

 love]. Inhabiting marshes. 



Helotic {hel-ot'-ih) [ijAog, a nail]. I. Relating to 

 corns. 2. A vesicant. 



Helthin (hel' '-thin). An acidulated solution of sodium 

 parasulfanilate and of sodium or potassium amido- 

 naphtol disulfonate. It is used as a test for nitrites in 

 potable waters. 



Hemachromatosis {hem-ah-kro-mat-c/ -sis) \_atfia, 

 blood; ^/>w//o, color]. General hematogenous pig- 

 mentation. 



Hemacyte [hem' -as-lt ) . Synonym of Blood-corpuscle. 



Hemafacient {hem- ah- fa' '-she-ent) \_a\jia, blood ; face re, 

 to make]. An agent that increases the quantity and 

 quality of the blood. 



Hemagastric (hem-ah-gas'-trih) [atua, blood ; yaarijp, 

 stomach]. Relating to an accumulation of blood in 

 the stomach. H. Pestilence, yellow fever. 



Hemagglutinins (hem-ag-glu' ' -tin-inz) \aipa, blood ; 

 agglutinin]. Agglutinins which have the power to 

 clump red blood-corpuscles. Syn., Erythroagglutinins. 



Hemaglobic. See Hemoglobic. 



Hemalaum {hem-al-a'-um). A stain for bone-tissue 

 consisting of hematoxylin and alum. 



Hemalbumin (hem-al'-bu-min) \_aifia, blood; albu- 

 min']. 1. A predigested iron albuminate used in 

 anemic conditions. Dose, I gm. several times daily. 

 2. A preparation of the salts and albuminoid constitu- 

 ents of the blood. 3. A preparation of iron containing 

 hematin, hemaglobulin, serum albumin, paraglobulin, 

 and inorganic constituents of the blood. 



Hemameba, Haemamceba. (See Illus. Diet.) H. 

 leukemiae magna ; and parva (Lowit, 1900), bodies 

 supposed to be of protozoan nature and specific causes of 

 leukemia, shown by Tiirck to be artefacts resulting from 

 the action of a basic dye upon the mast-cell granules. 



Hemanalysis (hem-an-al'-is-is) [al/ia, blood; an- 

 alysis]. Analysis of the blood. 



Hemangioendothelioma (he/n-an-Je-o-en-do-the-li-o / - 

 mah) [alfta, blood; ayyelov, vessel; endothelioma]. 

 Epithelial hyperplasia of the capillaries. 



Hemangiosarcoma (hem-an-je-o-sar-ho / -mah) [aifia, 

 blood; angiosarcoma]. A vascular sarcoma. 



Hemanutrid (hem-an-u'-trid). A liquid preparation 

 of hemoglobin, 70% ; glycerin, 20% ; brandy, IO%. 



Hemapheism, Haemaphaeism {hem-af -e-izm) \_aifia, 

 blood; (paing, dusky]. The passage of reddish-amber 

 colored urine, combined with hepatic disorder. 



Hematalloscopy {hem-atal-os'-ko-pe) [al//a, blood; 

 ii'/'/nr, other; aKoniiv, to examine]. In medical juris- 

 prudence the examination of the blood to distinguish 

 one kind from another. 



Hematein. (See Illus. Diet. ) H. -ammonium, C 10 H 9 - 

 5 . NH t -f- 4H 2 0( Hesse), a violet-black granular pow- 

 der, purple in aqueous solution, brown-red in alcohol 

 solution, used as a stain. 



Hematherapy {Inm-ahther'-ap-e) [aipa, blood ; fepa- 

 ntia, therapy]. I. The therapeutic use of prepared 

 arterial blood of bullocks. 2. Treatment applied to 

 diseases of the blood. 



Hemathydrosis (hem-at-hi'-dro-sis.) See Hematidrosis 

 (Illus. Diet.). 2. The so-called blood-sweat or cuta- 

 neous hemorrhage of horses caused by Filaria hemor- 

 rhagica, Raillet. 



Hematin. (See Illus. Diet.) H. -albumin, a fine 

 brown-red, tasteless, odorless powder obtained by dry- 

 ing blood-fibrin. Dose, in anemia, 1-2 teaspoonfuls 3 

 times daily. H., Reduced, hemochromogen. H., 

 Vegetable, aspergillin. 



Hematocatharsis (Jiem-at-o-kath-ar' -sis) \aifia, blood; 

 natiapoig, a cleansing]. The process of expelling toxic 

 substances from the blood. 



Hematocathartic (hem-at o-kath-ar'-tik). I. Purifying 

 the blood. 2. Any remedy that purifies the blood. 



Hematocele. (See Illus. Diet.) H., Parametric, 

 H., Retrouterine. See H., Pelvic (Illus. Diet.). 



Hematochlorin (hem-at-o-/clo / -rin) \_a)/na, blood ; \'/m- 

 pog, green]. An amorphous green pigment contained 

 in the marginal zone of the placenta. 



Hematocytolysis. See Hemocytolysis (Illus. Diet.). 



Hematocytotripsis. See Hemocytotripsis (Illus. Diet.). 



Hematogaster (hem-at-o-gas'-tur) [al/ia, blood ; ; aa- 

 ri]p, stomach]. Extravasation of blood into the 

 stomach. 



Hematogen (hem-al / -o-/'en) [aip,a, blood; yevvhr, to 

 produce]. I. A nucleoalbuminoid preparation of 

 iron 0.3%. 2. Defibrinated blood with minute per- 

 centage of creasote, containing o.t,f of iron and mixed 

 with glycerin and wine ; it is used in anemia. Dose, 

 1-2 tablespoonfuls. 3. A yellowish powder contain- 

 ing 7% of iron or a liquid formed by adding ferric cit- 

 rate and acetic acid to an alkaline solution of albumin. 

 Dose of liquid, 1-4 teaspoonfuls. 4. A decomposi- 

 tion-product of vitellin. 



Hematohiston (hem-at-o-his'-ton). See Globin (1) 

 (Illus. Diet.). 



Hematol (hem'-at-ol). A sterilized hemoglobin mixed 

 with glycerin and brandy. 



Hematologist (hem-at-ol'-ojisl) \a\fia, blood ; /oyog, 

 science]. One who makes a special study of the 

 blood and is skilled in the technic of blood-examina- 

 tions. 



Hematolymphangioma {hem-at-o-limfan-je-o'-mah) 

 \a\11a, blood; lympha, lymph; ayyE'iov, a vessel]. A 

 tumor involving bloodvessels and lymph-vessels. 



Hematoma. (See Illus. Diet.) H. neonatorum, 

 cephalhematoma. H. pancreatitis et bursas omen- 

 talis, extravasation of blood and pancreatic juice in the 

 bursa omentalis. H. of the Uterus, hematometra. 

 H.s, Valve-, of the Newborn, those due to imper- 

 fect development leading to the formation of clefts; 

 they are not produced by hemorrhage and have no 

 relation whatever to the minute hemorrhages found 

 beneath the pericardium and endocardium, in cases ol 

 death from suffocation. [Gaylord and Aschoff. ] 



Hematomyelopore (hem-at-o-mi-e'-Io-por) [aifta, 

 blood ; five/.6g, marrow ; nopog, pore]. A cavity in 

 the substance of the myelon resulting from hemorrhage. 



Hematopexin. See Hemopexin. 



Hematopneumothorax {1iem-at-o-nu-mo-thor f -aks). 

 See Pneumothorax (Illus. Diet.). 



Hematopostema [hem-at-o-pos'-tem-ah) [ai/ia, blood ; 

 air6oTt//ia, abscess]. An abscess containing an effusion 

 of blood. 



Hematospectroscopy ( hem-at o-spek-tros'-ko-pe) [a'nm, 

 blood; spectrum, an image; onoireiv, to view]. The 

 use of the hematospectroscope for determining the pro 

 portion of hemoglobin in the blood. 



Hematostatic {hem-at-o-stat'-ik). See Hemostatic 

 (Illus. Diet.). 



Hematothermal (hem-at-o-thur'-mal) [a)/ia, blood; 

 Ktpiiij, heat]. Warm-blooded. 



