92 
Equine Piroplasinosis 
In this horse the temperature began to rise on the 7th day and parasites were found on 
the 8th day, although only four infected corpuscles were encountered in a blood-film. No 
parasites were detected after the 10th day, and the temperature soon returned to normal. 
Firoplasma caballi Horse III. 
The Horse was inoculated subcutaneously at 12.30 p.m., 18. vii. 1910, with 20 c.c. of 
defibrinated blood taken from P. caballi Horse H. The horse died at 2.30 p.m., on 
5. vni. 1910 (day 19). 
Temp. ”F. 
Day 
a. m. 
p.m. 
1 
99-8 
■— 
Inoculated. 
2 
98-8 
— 
3 
99-2 
— 
4 
100-2 
— 
5 
99-0 
— 
6 
99-0 
— 
7 
99-0 
— 
8 
98-6 
— 
9 
100-8 
1030 
10 
103-4 
Parasites appeared, only 1 (PP) found in film. 
103-2 
» 
» > 
1 (PP) 
11 
102-2 
101-8 
» > 
” 
1 (P), 1 (PP) found in film. Feeding less. 
12 
102-2 
102-0 
’ 
’ 
” 
1(0),1(PP) „ 
No. of in- 
fected r.b.c. 
per 30,000 
13 
100 0 
— 
6 
14 
99-0 
— 
3 
o/o 
Horse feeding very little. 
15 
104-6 
— 
12 ^ 
(0) 
(D) 
(PP) 
■T >» ? > > > 
16 
105-4 
— 
6 6 
71 
2 
21 
^ *5 Ji 9 » 
105-6 
12 6 
47 
5 
4-2 
0 
17 
105-4 
4 13 
67 
4 
15 
1 Horse weak on hind legs, drinks 
105-0 
60 5 
64 
4 
27 
0 much. 
18 
103-6 
85 10 
68 
4 
18 
0 Horse cannot stand; icterus ; 
102-2 
80 4 
57 
7 
31 
0 spleen large and tender. 
19 
102-4 
150= 2 
51 
7 
39 
1 Ditto, some normal urine passed. 
0-5 »/o 
Treated at 1.30 p.m. by subcutaneous injection of 150 c.c. of 
1-5 “/q Trypanblue solution. Horse died at 2 p.m. 
