u 



1568 



ULCERATE 



U 



U., the symbol of Uranium. 



Uaterium (u-at-e' -re-um) [ovc, ear]. A medicament used 

 in the treatment of diseases of the ear. 



Uber (u'-ber) [L., udder; pi., Libera']. The mamma; 

 also the nipple. 



Uberous (u' -ber-us) [uber, fruitful]. Fruitful, prolific. 



Udder (ud'-er) [ME., udder, udder]. The mammary 

 apparatus, especially of the cow. 



Uffelmann's Gelatin. See Stains, Table of. U's. So- 

 lution, to distinguish hydrochloric from lactic acid 

 in suspected gastric contents : Add a few drops of neu- 

 tral ferric-chlorid solution to a 4 per cent, solution of 

 carbolic acid. This is turned yellow by lactic acid, but 

 is not affected by hydrochloric acid when diluted to the 

 strength of gastric juice, 0.2 per cent. See Tests, Table 



°f- 



Ukambin (u-kam r -lnn) [African]. An African arrow- 

 poison, presumably a combination of juices from various 

 plants. Its physiologic effects are the same as those of 

 strophanthin, but in a considerably augmented degree. 

 Unof. 



Ulaganactesis (u-lag-an-ek' -te-sis)[ov\ov , gum; ayavdn- 

 rt/oic, irritation]. Irritation or uneasy sensations in the 

 gums. 



Ulatrophia, Ulatrophy (u-lat-ro'-fe-ah, u-lat'-ro-fe) 

 [ovXov, gum ; arpofia, atrophy] . Atrophy of the gums. 



Ulcer (ul'-ser) [ulcus, a sore]. A destructive loss of 

 cutaneous substance, extending into the corium. The 

 size is quite indefinite ; the shape is variable, usually 

 round, but may be reniform, irregular, or serpiginous. 

 It may be deep or hollow, with steep or sloping sides, 

 and a smooth or irregular base. Its edges may be 

 sharp or rounded, everted or undermined ; the surface 

 bleeds readily, and is clean or sloughy, and covered 

 with pus or serum. It always leaves a scar. U., 

 Aden. See Phagedena tropica. U., Adherent, 

 an ulcer of the skin, the base of which becomes ad- 

 herent to the underlying fascia. U., Amputating, an 

 ulcerating process which encircles a member, destroying 

 the tissues to the bone. U., Anamite, a phagedenic 

 sore of hot countries ; it is very unyielding to treat- 

 ment. U., Arterial, a superficial ulcer due to arterial 

 disease. U., Atheromatous. See Endarteritis, 

 Chronic. U., Atonic, an ulcer having unhealthy 

 granulations, with little or no tendency to cicatrization. 

 U., Autochthonous. Synonym of Chancre. U., 

 Cancroid. See. U., Rodent. U., Carcinomatous, 

 an ulcerating carcinoma. U., Carious, an ulcer pro- 

 ducing gangrene. U., Chancroidal. Synonym of 

 Chancre. U., Cochin-China, a chronic phagedenic 

 ulcer affecting foreigners in Cochin-China. U., 

 Cock's-comb, an ulcer having rough, irregular out- 

 growths. U., Cold, a small, inflammatory ulcer 

 occurring spontaneously upon the ends of the fingers 

 or toes. U., Constitutional. See Syphilis. U., 

 Contagious. Synonym of Chancre. U., Corrosive. 

 An old synonym of Stomatitis gangrenosa. U., Cra- 

 teriform, a variety of malignant, epithelial ulcer, which 

 affects the same regions on the upper part of the face 

 as does ordinary rodent ulcer. It occurs in the same 

 class of people, but runs a much more rapid course. 

 Ulceration occurs at the conical summit, and assumes 

 a crater-like form. There is no tendency to fungate 

 or become warty. U., Creeping {of the cornea), a 

 serpiginous corneal ulcer. U., Curling's, an ulceration 

 of the duodenum observed after severe burns of the body 

 and limbs. U., Diphtheric, the ulcer occurring in diph- 

 theria; it is covered with false membrane. U., Dys- 



peptic. See Herpes facialis. U., Endemic, an ulcer 

 more or less local as regards the countries in which 

 it is found, as Aleppo boil, Penjdeh sore, etc. U., 

 Erethistic, a name given to an extremely sensitive 

 ulcer. These ulcers occur in regions that are liberally 

 supplied with sensitive nerve-fibers, as about the anus or 

 the matrix of the nail. U., Fissurated, laceration of 

 the cervix uteri. U., Fistulous, an ulceration commu- 

 nicating with a fistula. U., Follicular, ulceration of 

 a mucous membrane, having its origin in the lymph- 

 follicles. U., Fungiform. A synonym of Epithelioma. 

 U., Gastric, perforating ulcer of the lining membrane 

 of the stomach. U., Gummatous, an ulcer due to 

 the breaking down of a gumma. U., Gwalior, an 

 endemic ulcer observed at Gwalior. U., Hemorrhagic, 

 a bleeding ulcer. U., Indolent, one with an in- 

 durated, elevated, edge, and a non-granulating floor, 

 usually occurring on the leg. U., Inflamed, an ulcer 

 surrounded by marked inflammation. U., Initial {of 

 syphilis). Synonym of Chancre. U., Intractable. 

 Synonym of CI., Indolent. U., Inveterate. Syno- 

 nym of CI., Indolent. U., Jacob's, a rodent ulcer 

 of the eyelid. U., Lupoid, an ulceration resemb- 

 ling lupus. U., Lupous. Synonym of Lupus. U., 

 Lymphatic, an ulcer having an exudate which re- 

 sembles lymph. U., Malabar. .See Phagedena 

 tropica. U., Malignant. Synonym of Carcinoma. 

 U., Marjolin's, an ulcer having for its seat an old 

 cicatrix. U., Menstrual, an ulcer from which vi- 

 carious menstruation takes place. U., Mercurial, 

 an ulcer due to chronic mercurial poisoning. U., 

 Mozambique, a single, highly contagious ulceration, 

 prevalent in Mozambique and in Reunion Island. U., 

 Perforating, an ulcer that perforates the surrounding 

 tissues. U., Persian, an ulcer prevalent in Persia. 

 U., Phagedenic, a form of ulceration in which the 

 process extends insidiously but obstinately. U., Phleg- 

 monous. Synonym of CI., Inflamed. U., Putrid. 

 See Gangrene, Hospital. U., Rodent, a form of ulcer- 

 ation, probably epitheliomatous, which involves all 

 tissues, bones and soft tissues alike. U., Round, (of 

 the stomach). Perforating ulcer of the stomach. U., 

 Round (of the uterus), a rapid ulceration of the uterus, 

 probably epitheliomatous. U., Saemisch's, an infec- 

 tious ulcer of the cornea. U., Scorbutic, an indolent 

 ulcer found in scurvy. U., Serpiginous, an irregularly 

 burrowing ulceration. U., Simple, a mild form of ul- 

 ceration, not due to a poison or to systemic disease. U., 

 Stercoral, a small ulcer of the bowel, produced in 

 of long-standing constipation, with fecal impaction, from 

 the irritation of the hard masses of feces. Usually m> 

 symptoms are produced. U., Sublingual, an ulcer 

 upon the frenum of the tongue, due, probably, to irrita- 

 tion by the lower incisor teeth. U., Symptomatic, an 

 ulcer indicative of general disease. U., Syphilitic, ul- 

 ceration due to syphilis. U., Syriac, malignant angina. 

 U., Toe-nail, ulceration caused by an ingrowin 

 nail. U., Tuberculous, ulceration due to tuberculo- 

 sis. U., Turkestan, a form of ulceration noticed 

 among the Russian soldiers in Turkestan. It w 

 tended with profuse suppuration and adenitis U.. 

 Varicose, an ulcer due to varicose veins. U., Vene- 

 real. Synonym of Chancre or Chancroid. U., Weak, 

 one with exuberant and flabby granulations. U., 

 Yemen. Synonym of CI., Cochin-China. 

 Ulcerate (ul'-scr-<!t)[_ulcus, ulcer]. Tobecomi ulc< 

 Ulcerated (ul'-ser-a-tcd) [ulcus, ulcer]. Affected with 

 ulceration. 



