. A manual of clinical diagnosis by means of microscopical and chemical methods, for students, hospital physicians, and practitioners . objective 8A, Reichert). 1 Lutz. loc. cit. - Leichtenstern. Centralbl. f. klin. 1885, vol. vi. p. 10.); Deutsch. med. Woch.,1885, vol. xi. ; 1886, vol. xii. ; 1—7. vol. xiii. Lutz. Volkmanns Sammlung, 188.), and 256. American cases : W. L. Blickhahn, Med. News, 1893, p. 662. F. S. Mohlau,Buffalo Med. and Surg. 1895, p. 573. 250 THE FECES. found in the same feces in which the eggs were observed, or fullydeveloped ova may be found after allo
. A manual of clinical diagnosis by means of microscopical and chemical methods, for students, hospital physicians, and practitioners . objective 8A, Reichert). 1 Lutz. loc. cit. - Leichtenstern. Centralbl. f. klin. 1885, vol. vi. p. 10.); Deutsch. med. Woch.,1885, vol. xi. ; 1886, vol. xii. ; 1—7. vol. xiii. Lutz. Volkmanns Sammlung, 188.), and 256. American cases : W. L. Blickhahn, Med. News, 1893, p. 662. F. S. Mohlau,Buffalo Med. and Surg. 1895, p. 573. 250 THE FECES. found in the same feces in which the eggs were observed, or fullydeveloped ova may be found after allowing the feces to stand foronly a few hours. When allowed to dry, the young parasites becomeencysted, but after remaining so for from one to two weeks they arecapable of infection. A second host for its cycle of development is,according to Leich tens tern, not necessary. Trichocephalus hominis, Schwank : syn., Trichocephalus dispar(Rudolphi) ; mastigodes (Zeder) ; trichuris (Buttner). This parasite,which belongs to the family Trichotrachelides, is formed like a whip, Fig. 63. -:$ WBmsmA mafB ■: / / :\ ,• W- ■ if. •IS r. mm -■ . ■■■■ ■ r . Ift Trichina spiralis in muscle. the last-end being the head-end, while the tail-end is very muchthicker. The male measures 46 mm. and the female 50 mm. inlength. The eggs are brownish in color, measuring by in size, and present a doubly contoured shell, with a de-pression at each end, closed by a lid. The contents are coarselygranular. The organism is said to be the most widely distributed PATHOLOGY OF THE FECES. 251 Fig. 64. intestinal parasite, occurring in Europe, North America, Asia,Africa, and Australia. Its habitat is in the caecum. The living worm is only rarely found in the Trichina spiralis (Owen) (Fig. 63) is rarely found in the male measures mm. in length, and is provided with fourpapillae between the conical lips. The female is 3 mm. long. Theuterus is situated nearer th
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