ascari'as is

Disease due to Ascaris, as car i cide (as-kar'is-id). A remedy capable of destroying ascarides. ascarid i as is (as-kar-id-i'as-is). ence of ascarides The canal. in the intestinal pres- Ascaris (as'kar-is), pi., ascarides. A nematode worm belonging to the family Ascaridae, with three long papillae around the oral cavity. They vary from 15 to 25 cm. in length, and their eggs are 40 to 75 ft. long, barrel-shaped, with many warty excrescences in the shell. A. lumbricoides. This parasite infests the small intestine, especially of children, and is universal in its distribution, though more prevalent in the tropics. It often wanders into the stomach, the pharynx, and esophagus, and occasionally into the trachea or the eustachian tube. It may perforate the intestine or enter the appendix. The ova pa out with the feces, develop in moist earth, and infection takes place from the entrance of the embryos through the mouth. [Gr., askaris.~\ (as-si'tez). Dropsy of the per i to ascites neum; a collection of serous fluid in the peritoneal cavity, especially one not due to inflammation of the peritoneum, mechanical a., pa ive a. A. due to ease of the heart, liver, spleen, or kidneys leading to retardation of the blood current in the vena portae. [Gr., a skites, from askos, bag.]