Practice of medicine : a manual for students and practitioners . an adult; gr. i-j to a childtwo years old. The remedy may be given in combinationwith castor oil or calomel, or in the form of a confection fol-lowed by a laxative. NEMATODES. 159 Other remedies are the fluid extract of spigelia, senna, oilof chenopodium, infusions of cusso and kamala, and turpen-tine. Ascaris mystax (Zeder): Males, 45-60 mm. long; females,120-180 mm. long. Upon the sides of the head there aretwo wing-like appendages. The eggs are spherical, mm. in diameter. The parasite is commonly found inthe dog an
Practice of medicine : a manual for students and practitioners . an adult; gr. i-j to a childtwo years old. The remedy may be given in combinationwith castor oil or calomel, or in the form of a confection fol-lowed by a laxative. NEMATODES. 159 Other remedies are the fluid extract of spigelia, senna, oilof chenopodium, infusions of cusso and kamala, and turpen-tine. Ascaris mystax (Zeder): Males, 45-60 mm. long; females,120-180 mm. long. Upon the sides of the head there aretwo wing-like appendages. The eggs are spherical, mm. in diameter. The parasite is commonly found inthe dog and cat, and has been found in man. Ascaris maritima (R. Leuckart): A female 43 mm. in length,not yet mature, vomited by a child in Greenland, has beenreported by Leuckart. Oxyuris vermicularis, Ascaris vermicularis; pin-worm;seat-worm ; thread-worm. Males, 3-5 mm. long, posterior ex-tremity blunt and curled up; females, 10 mm. long and wide. Eggs, mm. long and mm. wide. Theparasite may contain from ten to twelve thousand eggs. Fig. 26. Fig. Oxyuris vermicularis. n, male: b, Eggs of oxyuris vermicularis. X 275female; natural size (Kichhorst). (after ). These are usually passed after the parasite leaves its host. claims to have found the eggs in the faces in almostall cases ; but other observers (O. Leichtenstern, Lutz, Huber)have failed to find them. The parasite is found in the smallintestine. After impregnation the female passes into thelarge intestine. Eggs may sometimes be found in the lowerpart of the colon, As a rule, however, the eggs are not de- 160 INFECTIONS. posited until the female lias passed out of the alimentarycanal. Etiology : Infection follows ingestion of the eggs of theparasite. Food may be contaminated. More frequent isdirect infection through unclean habits. The eggs are intro-duced into the mouth from the hand, which has become con-taminated, as a rule, through the efforts to relieve the itching-caused by the parasit
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