

HERNIAL 



563 



HETERADELPHIA 



tubules through a fistulous opening following abscess 

 of the testicle. H. of the Tongue. See Glossocele. 

 H. of the Trachea. See Tracheocele. H., Thyroid. 

 See H, Obturator. H., Umbilical, a protrusion 

 of the abdominal contents through the umbilicus. 

 H. of the Uterus. See Hysterocele. H., Vaginal, 

 a protrusion of the abdominal viscera between the 

 uterus and rectum, forming a tumor on the vaginal 

 wall. H.,Velpeau's, a femoral hernia in front of the 

 femoral vessels. H., Ventral, the name applied to 

 protrusions of the abdominal contents through the 

 abdominal walls in situations not usually subject to 

 hernia; ; e. g. , not at the abdominal rings or the 

 umbilicus. H., Vesical. See H. of the Bladder.^ 



Hernial (her'-ne-al) [hernia, a rupture]. Pertaining to 

 hernia. H. Sac, the diverticulum of the peritoneum 

 that accompanies a hernia. 



Hernio-celiotomy (her* -ne-o-se-le-ot' -o-me) [hernia, a 

 rupture; nouia, belly]. Abdominal section for the 

 relief of hernia. 



Hernio-enterotomy (her' -ne-o-en-ter-ot f -o-me) [hernia, 

 a rupture ; evrepov, bowel ; rofiij, a cutting] . Herni- 

 otomy combined with enterotomy. 



Hernio-laparotomy {her' -ne-o-lap-ar-ot f -o-me) [hernia, 

 a rupture; /Mrrdpa, the flank; rofirj, a cutting]. 

 Same as Hernio-celiotomy. 



Herniology (her-ne-ol' '-o-je) [hernia, hernia ; soyoc, 

 science]. That department of surgery which treats of 

 the causes, diagnosis, and treatment of hernia. 



Herniopuncture (her-ne-o-punk' -chiir) [hernia, hernia; 

 punctura, a pricking]. The puncture of a hernia. 



Herniotome (her'-ne-o-tdm) [hernia, hernia; ~0fi6$, 

 cutting]. A hernia-knife. 



Herniotomy (her-ne-of -o-me) [hernia, hernia ; Ttycvtw, 

 to cut]. Operation for the relief of hernia by section 

 i of the constriction. 



Heroic (he-ro'-ik) [^pwc, a hero]. Bold or daring; 

 I rash or unusually severe; as heroic treatment or 

 ' measures. 



Herophilus, Torcular of. See Torcular. 



Herpes (her'-piz) [lp-rjc ; epTzeiv, to creep] . An acute 

 inflammatory affection, characterized by the develop- 

 ment of groups of vesicles on a patch of inflamed 

 skin or mucous membrane. H. catarrhalis, herpetic 

 fever ; a form of herpes accompanying the onset 



' or crisis of acute febrile disorders, and frequently fol- 

 lowing a rigor, of which it may be the sole sequel. It 

 is most common in spring and autumn. Its forms are 

 H. facialis and H. progenitalis . H. circinatus. See 

 Tinea circinata. H. circinatus bullosus. See Hy- 



t droa herpetiforme. H. desquamans. See Tinea im- 

 bricata. H. esthiomenos. See Lupus. H. facialis, 

 Herpes labia lis ; Herpes febrilis ; Hydroa febrile ; an 



i acute, non-contagious, inflammatory disorder of the 



: skin that appears in the form of one or more groups of 



i vesicles. It is commonly called fever-blisters. Its usual 



i seats are the lips, angles of the mouth, and the face, 



1 generally below the forehead. Owing to its relation 



I to digestive derangements the ulcers are often termed 

 " dyspeptic ulcers." H. febrilis. See H. facialis. 

 H. gestationis. See Hydroa herpetiforme. H. iris, 

 a form of erythema in which a vesicle is seated on an 

 erythematous base. It is usually seen on the backs of 

 the hands and feet. H. labialis. See H. facialis. 

 H. miliaris. Synonym of Eczema. H. phlycteno- 

 des, Willan's name for Herpes zoster occurring else- 

 where than on the trunk. H. preputialis. See H. 

 enitalis. H. progenitalis, Herpes preputialis ; a 

 form of H simplex, in which vesicles occur upon the 

 glans and prepuce, from the size of a pin's head to 

 that of a small pea. They number from two or three 

 to a dozen. The condition is most common in males. 



II 



H.pyaemicus. See Impetigo herpetiformis. H. sim- 

 plex. A synonym of H catarrhalis. H. tonsurans. 

 See Tinea tonsurans. H. tonsurans maculosus. See 

 Pityriasis rosea. H. zoster, Zoster ; Zona ; Shingles ; 

 Ignis sacer ; an acute inflammatory disease of the skin, 

 which consists of grouped vesicles on a reddened 

 base, the lesions being distributed in relation to the 

 course of the cutaneous nerves, and, as a rule, uni- 

 lateral. They are usually seen in the course of the 

 intercostal nerves, but may follow the course of any 

 nerve. The outbreak of the eruption is usually pre- 

 ceded by severe neuralgic pain. The condition occurs 

 most frequently in young people and in the autumn 

 and spring of the year. H. z. ophthalmicus, follow- 

 ing the course of the ophthalmic nerve. 



Herpetic (her-pef -ik) [ep-rjr, herpes]. Pertaining to 

 herpes. H. Bridge. See Bridge. H. Fever. See 

 Herpes catarrhalis. H. Sore -throat. See Tonsil- 

 itis, Herpetic. 



Herpetiform (her-pef -if-orm) [cpTrsc, herpes ; forma, 

 form]. Having a likeness to herpes. 



Herpetism (her* -pet-izm) [ipTrr/c, herpes]. The her- 

 pedc diathesis ; a constitutional predisposition to her- 

 pes. 



H.erpetography(her-pet-og / -ra-fe) . Same as Herpetology. 



Herpetoid (her'-pet-oid) [ip-erov, a reptile ; eldoc, 

 likeness]. In biology, resembling a reptile. 



Herpetology (her-pet-ol r -o-je) [epni/q, herpes ; "/.uyoq , 

 treatise]. The science of skin-diseases, especially 

 those of an herpetic nature. 



Herpetology (her-pet-ol'-o-je) [eprrerov, a reptile; /£yetv, 

 to speak]. The classified knowledge of reptiles. 



Hertwig's Theory. A theory of immunity founded 

 upon the chemotactic action of certain chemic sub- 

 stances. The fact of cardinal importance in this theory 

 is that negative chemotropism may, under certain con- 

 ditions, become positive. 



Hesperetinic Acid (hes-per-et-in'-ik). See Acid. 



Hesperidin (hes-per 4 '-id in) ["Ea-epog, Hesperus]. 

 CvjH.jgOj,. A glucosid present in the unripe fruit of 

 oranges, lemons, etc. It separates from alcohol in 

 fine needles, and melts at 25 1° C. 



Hesperidium (hes-per-id' -e-um) ['Eenrepoc, Hesperus (in 

 allusion to the golden apples of the Hesperides) : pi., 

 Hesperidia\ In biology, an orange-like fruit, having 

 a succulent flesh covered with a leathery rind ; a va- 

 riety of berry. 



Hesse's Apparatus. An apparatus for air-analysis. 



Hesselbach's Hernia. See Hernia, and Diseases, Table 

 of. H.'s Triangle. See Triangles, Table of. 



Hessian Crucible (hesh'-yan kru f -sib-l). A crucible 

 made of fine clay and sand, and used for meldng gold, 

 silver, and their alloys in the manufacture of gold and 

 silver plates and solders. H. Purple. See Pig- 

 ments, Conspectus of. H. Violet, and H. Yellow. 

 See Pigments, Conspectus of. 



Hesthogenous (hes-thof -en-us) [ka&jc, dress, clothing ; 

 }oinc, offspring]. In biology, applied to birds that 

 are hatched with a covering of down ; ptilopedic, 

 opposed to gymnogenous, psilopedic. 



Heteracanth (het'-er-ak-anth) [erepog, other; anavda, 

 spine]. In biology, applied to fishes in which the 

 dorsal and anal fin-spines are asymmetric. 



Heteracephalous (het-er-a-sef -al-us) [ezepog, other; 

 Keoa'/J], head]. See Heterocephalous. 



Heteracmy (het-er-ak f -me) [rrtpoc, other, different ; 

 aKui], prime, maturity]. In biology, applied to plants in 

 which cross-fertilization is secured by the heterochron- 

 ous maturing of the stamens and pistils. 



Heteradelph {hcf-er-ad-elf). See Heteradelphus. 



Heteradelphia (het-er-ad-el'-fe-ah)' [rrepoc, other; 

 dfJe/iooc, brother]. Heteradelphous teratism. 



