Clinical diagnosis : the bacteriological, chemical, and microscopical evidence of disease . ns has shown that it occurs in 4. Tsenia diminuta seu flavopunctata.—Weinland, and after him Leidy andParona,129 have described a parasite of the human intestine which they calledTaenia flavopunctata. It was later identified by Grassi with Tsenia diminuta,which infests certain of the rats. It is allied to Taenia nana, is 20-60 cm. inlength, has a rudimentary rostellum and no hooklets. The eggs are twice as largeas those of Tsenia nana. The embryonal integument is thickened at the poles. 5. T
Clinical diagnosis : the bacteriological, chemical, and microscopical evidence of disease . ns has shown that it occurs in 4. Tsenia diminuta seu flavopunctata.—Weinland, and after him Leidy andParona,129 have described a parasite of the human intestine which they calledTaenia flavopunctata. It was later identified by Grassi with Tsenia diminuta,which infests certain of the rats. It is allied to Taenia nana, is 20-60 cm. inlength, has a rudimentary rostellum and no hooklets. The eggs are twice as largeas those of Tsenia nana. The embryonal integument is thickened at the poles. 5. Tsenia cucumerina (elliptica). This is a worm which averages15-50 cm. in length. The head is furnished with four suckers and a 2 20 THE FAECES prominent rostellum upon which the hooklets are arranged in five orsix rows. The first forty proglottides are quadrilateral, those which suc-ceed elongated and rounded, and measure at the extremity 6-15 mm. hy 3 mm. in breadth. The mature segments are of a reddish colour, andreadily separate from those nearer to the head. The parasite is distin-. a Fig. 82.— Tasnia cucumerina : a. Head; Proglottis (magnified) ; b. Immature ; c. Mature.(Zeisss eye-piece II., objective a*.) From a preparation by Dr. Cori. guished from others which infest man by the twofold uterus and genitalpore in each segment. The eggs, when shed, have a diameter of mm.,and contain an embryo furnished with hooklets. The parasite is not at all rare amongst human beings ;130 it especially
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Keywords: ., boo, bookcentury1800, bookdecade1890, booksubjectclinicalmedicine
