Hygienic Laboratory bulletin, Issues 8-13

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U.S. Government Printing Office, 1902
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Page 64 - The skin presents an eruption of spots, which are usually somewhat coppery, but sometimes of a rose-red tint ; while on the soles of the feet and the palms of the hands, the...
Page 2 - Report of the Surgeon-General of the Army to the Secretary of War, for the Fiscal Year ending June 30, 1892; Vol.
Page 11 - Economically, uncinariasis is very important. It keeps children from school, decreases capacity for both physical and mental labor, and is one of the most important factors in determining the present condition of the poorer whites of the sand and pine districts of the South.
Page 105 - ... percentage, say an average of 25 per cent, while in several families which I have examined I should say that uncinariasis is reducing the laboring capacity, hence the productiveness, of the family to as low as 30 to 40 per cent: thus entailing a loss of 60 to 70 per cent." Nor are the losses in wages and in the laboring capacity, and the decrease of productiveness of the family, hence of the farm, and finally of the county and State, the only economic considerations involved. Cases are not unknown...
Page 95 - If uncinariasis is suspected and it is not practicable either to make a microscopic examination or to delay matters until a specimen can be sent away for examination, still another method of diagnosis is possible. Give a small dose of thymol, followed by salts, and collect all of the stools passed. Wash the stools thoroughly several times in a bucket, and examine the sediment for worms about half an inch long, about as thick as a hairpin or hatpin, and with one end curved back to form a hook. If...
Page 60 - Agchylostoma duodenale is placed upon the skin an itching sensation is produced; the worms enter the hair follicles, and from there they seem to bore into the surrounding tissues. Looss further advanced the rather startling opinion that the larvae then reached the intestine, and he recounted observations which gave a certain amount of plausibility to this view. J ** ••-,•: wvti. I • ~ . LOCK* ha* perf'.r=d oqperhr^-nc•&':?.. * far a* "awt >• ,' - V**1 at fr^^ii. >-=:cr-Gate...
Page 20 - Male, 7 to 9 mm. long; caudal bursa with short dorso-median lobe, which often appears as if it were divided into two lobes and with prominent lateral lobes united ventrally by an indistinct ventral lobe; common base of dorsal and dorso-lateral rays very short; dorsal ray divided to its base; its two branches being prominently divergent and their tips being bipartite; spicules long and slender.
Page 38 - In no other serious disease does the victim suffer so long, in no other condition is he for such a period a menace to those about him, and in no other malady of such gravity is treatment so rapidly and surely successful.
Page 22 - Body cylindrical, somewhat attenuated anteriorly. Buccal cavity with two pairs of ventral teeth curved like hooks, and one pair of dorsal teeth directed forward; dorsal rib not projecting into the cavity.
Page 95 - ... any matter will float. The last time this is done use a bottle or graduate with a smaller diameter, and when the material is thoroughly settled examine the fine sediment. It will be found that the eggs have settled more numerously in the fine sediment than in the coarse material. In case an unusual amount of large coarse material is present in the feces, it is sometimes convenient to pour the entire mass through a sieve, rejecting the portion left in the sieve; or to wash the feces in a sieve,...

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