C,H,I

Ethyl iodid. Chian (ki’an). Pertaining to the island of Chios. See turpentine. Chiari’s network (ke-ar’éz) (Hans Chiari, German physician, born 1851]. See under network. chiasm (ki’azm) [L. chias’ma; Gr. χίασμα]. Δ decu ation or X-shaped cro ing. Camper’s c. Same as chiasma tendinum. optic c., the decu ation or cro ing of the fibers of the optic nerve. chiasma (ki-az’mah). See chiasm. c. op’ticum, the optic chiasm. See chiusm. c. ten’dinum, the cro ing of the tendons of the flexor digitorum pro fundus through the tendons of the flexor digitorum sublimis. chiasmal, chiasmic (ki-az’mal, ki-az’mik). Resembling a chiasm; cro wise., chias to meter (ki-as-tom’et-er) [Gr. χιαστός cro ed + pérpov measure]. An apparatus for measuring any deviation of the optic axes from their normal parallelism. chibou, cachibou (se-boo’, kash’e-boo). A resin like elemi, from Bur’sera gummif’cra, a tree of tropical America and southern Florida: not used in official medicine. chicken-breast (chik’en-brest). Undue prominence of the sternum, caused by some obstruction of infantile respiration, and po ibly, in some cases, by rickets. chicken-cholera (chik’en-kol’er-ah). cholera. chicken-fat clot (chik”’en-fat klot’). A yellowish blood-clot. chicken pest under plague. chicken-pox (chik’en-poks). See raricella. chicle (che’kla) [Sp.]. The gum of A’chras sapo'la, a tree of tropical America: used in the manufacture of chewing-gum. Chiene’s operation (shénz) [John Chiene, Scotch surgeon, contemporary]. See operation. chignon fungoid (shén-yaw’). See fungoid. chi go, chigre, jigger (che’go. che’gra, jig’er). 1. The Sarcopsyl’la (Dermatoph’ilus) pen’etrans, a sand-flea of tropical regions: it often burrows in the hands and feet, causing great distre , and sometimes having even a fatal result. 2. A harvest mite, Lep’tus ir’ritans, of the southern United States, which sometimes becomes an annoying semiparasite. See under (chik’en-pest). See fowl plague,