HYDATID

n.- Hi'daat-i"d. Written, also, hydatide. Qr., viatic. Lat., hydatis. Ger., H., Hydatide, Was ser blase. 1. See ECHINOCOCCUS hominis. 2. The vesicle containing an echinococcus. 3. In anatomy, a name for certain bulbous cyst-like remnants ( atrophied embryonic structures, one of which, the h. of Morgagni, hangs by a pedicle from the flmbriated extremity of the oviduct, and another from the epoophoron. 4. In the pi., A's, see CYSTIC A. [A, 5; B, 28 (a. 27).] Alveolar h's. The nerve sacs at the roots of the teeth, [a, 40.] Barren h. A h. (2d def.) in which there are no echinococcus heads developed upon the endocyst, but fluid alone is contained within it. [Ashhurst (a, 39).] See A CEP HALO CYSTS. Carcinomatous h. Fr., hydatide carcinoma tense. A name given in the last century, by Adams, to the animal supposed to constitute the morbid ti ue of cancer, [a, 40.1 Fertile h. Anh. the endocyst of wnich is supplied with minute buds or germmae, which develop into scolices or echinococcus heads that eventually break loose from their attachments and form secondary and tertiary cysts. These cysts are not cured by tapping. |L, ^H'ev^i ^ee^M'de/V'' M's A HVnATD OF FOVR WKBKS' S H' lN E MorgagV,,."' L%ffi i??oVTT Ar ENnocYST- (^^OBBOLD [AS^ ^0lS?r^SdSSroSE: SMI.: hi,,il,,iil lMuli,-s [Simpson]. The TKR I^UCKART.) tertninal bull* if the vestiges of the Milllerian duct, whirh in the female hang from the flmhriated extremity of the oviduct by a pedicle in the female, and in the male is situated between the body of the testicle and the upper globe of the K, he; E, ell; O, go; 1, die; 1, in; N, In; N, tan*; [s. 368]