American Veterinary Review. 
SEPTEMBER, 1912. 
EDITORIAL. 
EUROPEAN CHRONICLES. 
Paris, July 15, 1912. 
Canine Piroplasmosis. —In the first number of the 17th 
volume of the Archives of Scientific Biologies, published by the 
Imperial Institute of Experimental Medicine at St. Petersburg, 
Drs. N. N. Navrotsky and P. V. Bebensky have published the re* 
suits of a series of experiments that they have carried on in dogs, 
in relation to that disease; and which as a contribution to its 
study present facts of great interest from various points of view, 
which were the objects of their experiments; viz.: 1. the clinical 
appearance of the disease; 2. the condition of the blood and that 
of the urine* 3. the anatomo-pathologic lesions, and, finally, 4. the 
study of the virus. 
I will briefly consider the principal points of the first part of 
their studies, on account of its special interest from the practical 
point of view, viz.: The Clinical aspect. 
This varies according to the type of the disease, which may 
be acute, sub-acute or chronic. 
The acute form can be divided, as presenting four stages, the 
first of which may be called that of incubation, and lasts ordi¬ 
narily between two and five days, although it may also vary ac¬ 
cording to the susceptibility of the animals. In this stage there 
is general dullness, flaccidity of the muscles, diminution of ap¬ 
petite and thirst. The second stage begins with the elevation of 
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