BAGNIO 



187 



BALNEOLOGY 



Waters, the fetal membranes enclosing the liquor 

 amnii, projecting through the os uteri early in labor. 

 The sac usually ruptures when the cervix is dilated. 



Bagnio (ban'-yo) [It., bagnoj. I. A house of prosti- 

 tution. 2. A bath-house. 



Bailey's Flask. In dentistry, an apparatus for making 

 metal dies. It consists of two semi-elliptic rings of 

 iron — one nearly straight, the other a truncated cone 

 with four keys — jointed so as to fit together. The 

 straight ring is used as a casting-box for the sand as 

 well as a form for the lead ; the other gives the pro- 

 per shape to the zinc. 



Baillarger's Lines. See Lines, Table of. B. Streak. 

 Same as Baillarger's Lines. 



Bain-Marie (bdn-mah-re / ) [Fr.]. An instrument for 

 immersing solutions, microorganisms, etc., in water or 

 chemical solutions, thus keeping them at a desired 

 temperature. 



Bain's Method. See Treatment , Methods of '; also Arti- 

 ficial Respiration. 



Bakers' Itch. An eczematous affection of the hands, 

 caused by the irritation of the yeast. B. Salt, a syno- 

 nym of smelling salts, or the subcarbonate of ammo- 

 nia ; it is sometimes used by bakers in leavening cakes. 



Baker's Leg, knock-knee, or genu valgum. B. Opers - 

 tions. See Operations, Table of. B. Pins, heavy 

 pins used to hold bone surfaces in apposition after 

 resection of a joint. 



Balance (baP-ans) \bilanx, a balance]. I. A device 

 or apparatus for weighing; an indispensable adjunct of 

 the art of pharmacy. 2. The harmonious adjustment 

 of corresponding parts. 



Balanic (bal' '-an-ik) [3d/jivoc, the glans penis]. Per- 

 taining to the gland of the penis or of the clitoris. 



Balanism (bal'-an-izm) [3d7.avoc, acorn ; pessary; the 

 glans penis] . The application of a pessary or supposi- 

 tory. 



Balanitis (bal-an-i'-tis) [3d?Mi>oc, the glans penis ; trig, 

 inflammation]. Inflammation of the glans penis, 

 sometimes called Balano-posthitis. Phimosis is a fre- 

 quent complication. See Posthitis. 



Balanoblennorrhea (bal-an-o-blen-o-re* -ah) \_3d7xivog, 

 the glans; 37.hi'<x, mucus; poia, a flow]. Gonor- 

 rheal balanitis. 



Balano-chlamyditis (bal-an-o-klam-id-i' -tis) [3d7jivoc, 

 the glans penis ; ^/auic, cloak ; trig, inflammation]. 

 Inflammation of the glans and preputium of the cli- 

 toris. 



Balanoplasty (bal' ' -an-o-plas-te) \J3d7xivoq, the glans 

 penis ; -/.aooeiv, to form] . Plastic surgery of the glans 

 penis. 



Balanoposthitis (bal-an-o-pos-thi' '-tis) \3d7nvoq, the 

 glans penis ; irdodrj, prepuce ; inq, inflammation]. In- 

 flammation of the glans penis and of the prepuce. 



Balanorrhagia (bal-an-or-a' -je-ah) \_3d7xtvoq, the glans 

 penis; prjyvvodai, to burst out]. Gonorrheal balanitis, 

 with copious discharge of pus. 



Balanorrhea (bal-an-or-e' '-ah) [3d7av<K, the glans 

 penis ; poia, a flow]. Balanitis. 



Balantidium (bal-an-tid' -e-um) [3a./<avri6tov, dim. of 

 3n'/Avriov, a bag]. A genus of Protozoa. B. coli, 

 a protozoan parasite that inhabits the pig, and has 

 been found in the human intestine. See Parasites, 

 Animal, Table of. 



Balanus (bal'-an-us) \3d7.avog , an acom] . I . The glans 

 of the prepuce or of the clitoris. 2. A pledget, supposi- 

 tory,, or pessary. 



Balata (bal'-at-ah) [Native Guiana]. The dried, milky 

 juice of the bully-tree (Sapota milleri) of Guiana. In 

 its properties it is intermediate between caoutchouc 

 and gutta-percha, and is used chiefly in England as a 

 substitute for these materials. 



Balaustine (bal-aws / -tin) [3a/.aioTim>, the flower ot the 

 wild pomegranate] . The flower of the Pomegranate, 

 q. v. , formerly used in medicine. 



Balbuties (bal-bu'-she-ez) \balbulire, to stammer]. 

 Stammering. 



Bald (bawld) [ME., balde, bald]. Wanting hair. A 

 term applied to one who has lost the hair of the scalp. 

 B. Ringworm. See Tinea tonsurans. 



Baldness (bawld' -nes) [ME., balde, bald]. Alopecia, 

 whether congenital or acquired. When the loss of 

 hair is circumscribed it is called tinea decalvans ; when 

 general, it is called alopecia. Senile baldness is called 

 calvities. Premature baldness is caused by disease. 

 See Alopecia. 



Bale Blue. See Pigments, Conspectus of. B. Green. 

 Same as Sch-meinfurt Green. 



Balfour's Test. See Death, Signs of. B.'s Treatment. 

 See Treatment, Methods of. 



Ball (bawl) [ME., baf\. I. In veterinary medicine, a 

 pill or bolus. 2. Vulgarly, a testicle. B.-blue. 

 Same as Prussian Blue. B.-and-Socket Joint. See 

 Diarthrosis and Enarthrosis. B. Thrombus. See 

 Thrombus. 



Ballast Fever (bal / -astfe / -ver). See Fever. 



Ballet-dancer's Cramp. See Cramp. 



Balling's Saccharometric Beer-test. As by fer- 

 mentation, ioo parts of malt-extract yield 50 parts 

 of alcohol, twice the quantity of alcohol found will 

 indicate the quantity of malt-extract necessary for its 

 formation. This quantity of malt-extract added to that 

 still existing in the beer indicates the whole of the 

 malt-extract existing in the wort before fermentation. 



Ballingall's Operation. See Operations, Table of. 



Ballismus (bal-iz' -mits) [3a7'/.iau6q, a leaping]. 1. 

 Chorea. 2. Paralysis agitans. 



Ballonnement (bal-lon-mon(g)) [Fr.]. The balloon- 

 ing or distending of a part for operative or diagnostic 

 purposes. 



Balloon (bal-oon f ) [Mod. E., baloon, a large bag]. In 

 chemistry, a spherical glass receiver with a short neck. 

 B. Sickness. See Anoxyemia and Hypsonosus. 



Ballooning (bal-oon' -ing) [Mod. E. balocn, a large bag]. 

 Surgical distention of the vagina by air-bags or water- 

 bags. 



Ballota (bal-o'-tah) \3at.7juirr] , black hoarhound]. A 

 genus of labiate plants. B. nigra, or black hoarhound, 

 was formerly much used in medicine. B. (or Hyptis) 

 suaveolens, of the E. and W. Indies, has been 

 lately introduced into general practice as a powerful 

 and yet safe nervin, antilithic, diuretic, evacuant, and 

 laxative remedy. Unof. B. lanata, of N. Asia, has 

 similar uses. Unof. 



Ballottement (bal-ol'-mon(g) ) [Fr. , from ballotte, a 

 ball]. A method of diagnosticating pregnancy from 

 the fourth to the eighth month. A push is given the 

 uterus by the finger inserted into the vagina, and if the 

 fetus be present, it will rise and fall again like a heavy 

 body in water. 



Ball's Operations. See Operations, Table of. 



Balm (bahm) [balsamum, a balsam]. A popular syn- 

 onym of balsamum. Any soothing application or 

 ointment. B. of Gilead. See Balsam, Abies, and 

 Melissa. 



Balmony (bal'-mo-ne) [origin uncertain]. The herb 

 Chelone glabra ; cathartic and anthelmintic. Dose of 

 the fid. ext. 3 ss-j. Chelonin, the concentrated ext. 

 Dose gr. j-iv. Unof. 



Balneography (bal-ne-og' -ra-fe) [balneum, a bath ; 

 ypaorj, a writing]. A treatise on bathing. 



Balneology (bal-ne-ol'-o-je) \balneum,z. bath; 7<Jyoc, 

 science]. The science of baths and their effects upon 

 the system. 



