ATRESIA

(Lat.), n. f. ‘ziX(si2)-a%. Gr., arpnota (from « priv., and tpijo.s, à perforation; said, however, to be from Ar., alratia or al-ratga [F. B. Stephen son, “ N. Y. Med. Jour.,” Juiy 24, 1886, p. 92]). Fr., atrésie, imperforation. Ger., Atresie, Verschlo ensein, Verschlu , Verschlie ung. It., atresia, chiudimento, imp erf or azione. Sp., atresia, cerramiento. imp erf or a cion. Syn.: imperforatio. The absence or occlusion (sometimes only an e ive narrowne ) of one of the natural openings or channels of the body. is 322, 365.j—Ano-rectal a., A. ani. See Imperforate anus.—A. ani adnata (seu congenita). Fr., imperforation congénitale de l’anus. Ger., angeborene Ae eg congenital imperforate state of the anus. [J. G. Albert us (D, 87).|—A. ani vaginal is. A. of the anus with the rectum opening into the vagina. (A. Hammer (D, 87).]—A. ani vesicails. A. of the anus with the rectum opening into the bladder. [L, 54.)—A. aurls. See ANKY- LoTiA.—A. hymen is. An imperforate hymen. [L, 135.J—A. ile. A. of the ileum. [L, 135.]—A. in test in i duodeni. ' A. of the duodenum. [L, 185.]—A. irid is. See A. pupille, ‘A. nymphæa. À. of the nymphæ. pupil iæ. Fr., atrésie de la pupille. Ger., Pupil len sperre. It., a. dell a pupilla.’ Sp., atresia de la pupil a, An obsolete term for anterior synechiz. -—A.urethræ. A.of the urethra. (L, 135.]—A. utero-vaginal is. A rare condition of simultaneous a. of the uterus and vagina. [P. Müller (A, 182).]—A. vag inæ. A. of the vagina. [L, 135.]—A. ventricull.’ A. of the stomach. [L, 135.]—A. vesiew. A. of the urinary bladder. (L, 135.]—A. vestibular is. A, of the vaginal orifice in front of the hymen. Pegel, “Mnt chr. £. Geburtsh. u. Frauenkr.,” xxx i, p. 119 (A); A, 182.j—A. vuivæ, Fr., atrésie vulvaire, Obliteratlo or extreme narrowne of the vagiual orifice. [A, 385.] peps i (Fr.), adj.. Affected with atresia. [A,