Kl 



640 



KERAl NONEUROSIS 



ele 



Kc: 



K 





. 

 K erythematosa sym- 

 . in w bicb the 

 ■ 



. hom ; 

 \ .• nip ol in- 



rmation of homy 



K. Membrane, tliat the skin or 



. and 



n i; /'i/s, 

 usion of tin- cornea. 

 me distended in so 



nt closure of the 



uphthalmos. When the dis- 



ar, and cone-shaped, the 



uea, it is 



\\ hen the pro- 



with synechia of the 



i anterior 



n the fluids of tlie 



■nl uniform ei tasia, it is 



ement of tlie cornea 



itogloss': .Tffn, 



v 



urring in granules in 

 granules are in- 

 ■ ■ . and are present 

 te cells. 



, like]. 



. inflammation of 



itoleukoma i , horn ; 



matal. A leukoma 



h .in ; //>,,, solu- 



nd rare condition 



. is 



■■ like 



. horn ; '/rr.n , solu- 



tumor: 

 1 nital 



rneal 



'ting]. 



■ 1 for 



■ 



Keratomycosis (ker-at-o-mi-ko f -sis) [/c£pac, cornea; 



«u'/, fungus]. A fungoid growth of the cornea, 



the diseased condition therewith associated. 



K. aspergillina, a form characterized by the presence 

 us. 



Keratoncus [ker-at-ong' -kus) [/c£pac, horn ; byiooQ, a 

 tumor ]. An\- horny tumor. 



Keratonosis (ker-at-t See Kerat 



Keratonyxis (ker-at-o-niks' -is) [icipag, cornea; ■■ 

 needling]. Tlie needling of a soft cataract by punc- 

 ture through the cornea; also, the old operation of 

 couching a cataract with the needle 



Keratoplasia (ker-at-o-pla' '-ze-ah) [itipag, horn ; ~'/an- 

 . to form]. The reparative renewal of the horny 

 layer of the skin. 



Keratoplasty (ker-at-o-pla s' '-tilt) [nipag, horn ; rr/.aari- 

 rmed]. Pertaining to keratoplasty. 



Keratoplasty (ker' -at-o-plas-te) [w'/wf, cornea; ir'kao- 

 oetr. to t. nil]. Plastic operation upon the cornea, 

 especially the transplantation of a button or excised 

 portion of cornea fromthe eye of a lower animal to that 

 of man. This is effected by means of a peculiar 

 trephine, with which the tissue to be transplanted is 

 removed from the animal's eye and the place for its 

 ption is made in the human eye. The operation 

 is sometimes called trephining the cornea. 



Keratorrhexis (ker-at-or-eks' '-is) Txkpag, horn; / 

 rupture]. Rupture of the cornea, due to ulceration or 

 traumatism. 



Keratoscleritis (ker-at-o-skle-ri*-tis) [ntpac, cornea ; 

 <jK/r//)6c, hard ; int. inflammation]. Inflammation of 

 the cornea and the sclera. 



Keratoscope (ker f -at o-skop) [«/p«f , cornea ; ononeiv, 

 b< observe]. An instrument for examining the cornea, 

 and toting the symmetry of its meridians of curvature. 



Keratoscopy (ker-at-o | \jdpaq, cornea; oko 



to observe]. Examination of the cornea. See Rttiu- 

 oscopy. 



Keratose [ker / -at-os) \jdpag, horn] Horny. 



Keratosis (ker-at-o' -sis') [nipac, horn; rocroc, disease]. 

 Any one of a class of skin-diseases characterized by 

 thickened epidermis, and the presenceof such callosities 

 as horns, wart-, etc. Sec Callosity. K. follicularis. 

 See Darter's Disease. K. obturans, a condition of the 

 external auditory meatus due to desquamation of the 

 epithelium, the mass being colored by cerumen and 

 containing cholesterin-crystals. K. pilaris, Lichen 

 pilaris; Lichen spinulosus ; Pityriasis pilaris ; a chronic 

 affei i ion of the skin marked by a pin head sized coni- 

 cal elevation investing the hair follicle, and somewhat 

 resembling gooscllesh and ichthyosis. The skin be- 

 comes dry and hard, and feels like a nutmeg-grater. 

 The disease appears in workingmen who are uncleanly, 

 anil in scrofulous children, and it occurs chiefly on the 

 thighs, arms, and forearms. K. senilis, a cornifka- 

 tion of the skin of old people, general or partial, cir- 

 cumscribed or diffuse, and often limited to certain defi 

 nite regions, as the face and dorsal surfaces of the 

 hands and feet. The lesions consist of light or dark 

 yellowish, brownish, or blackish points, dry, scaling. 

 and horny, or scaling and greasy. These may becomr 

 the seat of an epitheliomatous process. 



Keratotome (ker> '-at-o-tom). See Keratome. 



Keratotomy (ker-at-of '-o-me) [idpag, cornea ; ri/ivetv, 

 ut]. Surgical im ision of the cornea. 



Keraunographic (ker-aw no raf-ik) [xtpavvoc, light- 

 ning; ypdipetv, to writ.]. Pertaining to the pictorial 

 impressions of near objects sometimes seen upon tin- 

 body ,,l a person who has been struck by lightning. 



Keraunoneurosis (ker-aw-no im-nZ-sis) [wy>aw<5c, 

 lightning; vevpov, nerve ; vdoog, disease]. Nervous 

 disease due to lightning-stroke. 



