BLACKWATER FEVER 
F. Plehn 
Day before 
hemoglobinuria 
Day of 
hemoglobinuria 
Day after 
hemoglobinuria 
REMARKS 
Case 7 ... 
Negative 
„ 8 ... 
Positive 
1 5 
„ 13 ••• 
Positive 
16 
„ 15 ... 
Positive 
l 7 
„ 16 ... 
Positive 
18 
„ 17 ... 
Positive 
l 9 
„ 19 ... 
Positive 
20 
„ 21 ... 
Positive 
2 1 
„ 22 ... 
Positive 
Negative 
22 
» 23 ••• 
Positive 
2 3 
„ 24 ... 
Positive 
Negative 
24 
„ 25 ... 
Positive 
Negative 
2 5 
„ 26 ... 
Positive 
26 
„ 28 ... 
Negative 
2 7 
„ 29 ... 
Positive 
28 
„ 3° •••! 
Positive 
29 
„ 31 ••• 
Positive 
3° 
„ 35 ••■ 
Positive 
3 1 
„ 36 ... 
Positive 
32 
„ 37 ... 
Negative 
33 
„ 4° 
Positive 
3+ 
„ 4 1 •■■ 
Negative 
35 
„ 42 ... 
Positive 
Negative 
36 
» +3 
Positive 
37 
„ 44. 
Negative 
Positive 
38 
Total 
2 1 
10 
Positive ... 
18 
3 
Percentage . 
857 
33 - 3 
