Volume 17, Number 5—May 2011
Synopsis
Intravenous Artesunate for Severe Malaria in Travelers, Europe
Table
Laboratory test results for 6 patients with posttreatment hemolysis who had been treated with intravenous artesunate for severe malaria, Europe, January 2006–June 2010*
Patient no. | Initial parasitemia level, % | Levels
at first examination |
Treatment duration, d | Parasite clearance, d | Levels
at end of treatment |
Day of diagnosis of hemolysis† | Levels at diagnosis of hemolysis |
Other test results | |||
---|---|---|---|---|---|---|---|---|---|---|---|
Hb, g/dL | LDH, U/L | Hb, g/dL | LDH, U/L | Hb, g/dL | LDH, U/L | ||||||
6 |
30 |
11.3 |
765 |
7 |
4 |
7.7 |
317 |
15 |
5.7 |
1,437 |
Coombs negative, reticulocytes 10.2%, G6PD deficiency ruled out |
7 |
20 |
13.2 |
1,359 |
7 |
7 |
8.2 |
NA |
32‡ |
6.1 |
805 |
None |
9 |
30 |
13.4 |
1,033 |
4 |
5 |
7.6 |
650 |
19‡ |
5.3 |
672 |
None |
11 |
4 |
13.4 |
904 |
7 |
2 |
9.8 |
311 |
15 |
7.8 |
660 |
Standard reticulocyte count |
23 |
9 |
15.5 |
490 |
4 |
2 |
11.1 |
571 |
15 |
5.7 |
1,489 |
Reticulocytes >2× upper reference value, haptoglobin <0.1g/L, Coombs negative |
25 | 10 | 14.2 | 570 | 3 | NA | 7.8 | 454 | 16‡ | 5.8 | 444 | Reticulocytes 3× upper reference value, haptoglobin <0.08 g/L (day14), G6PD deficiency ruled out |
*Hb, hemoglobin; LDH, lactate dehydrogenase; G6PD, gluose-6-phosphate dehydrogenase; NA, not available.
†After first dose of artesunate.
‡Patients had persistent hemolytic activity after the end of malaria treatment.