USACHPPMS TICK TEST KIT PROJECT

1
USACHPPMS TICK TEST KIT PROJECT Ticks Removed
from Humans, CY 1999
Positive Results
Species
Tested
Identified
LD1
HME2
HGE3
RMSF4
Ixodes scapularis (black-legged tick, a.k.a.
deer tick) Amblyomma americanum (lone star
tick) Dermacentor variabilis (American dog
tick) Amblyomma maculatum (Gulf Coast
tick) Rhipicephalus sanguineus (brown dog tick)
390
407
112
---
29
---
407
---
29
525
1379
1
7
---
---
1379
1379
331
517
---
---
---
0
517
---
0
2
---
---
---
---
2
0
2
---
---
---
---
2
0
---
---
Totals
29
0
2307
1246
113
7

• Lyme disease, caused by Borrelia burgdorferi
• Human monocytic ehrlichiosis, caused by Ehrlichia
  chaffeensis
• Human granulocytic ehrlichiosis, caused by a
  currently unnamed pathogen

4. Rocky mountain spotted fever, caused by
Ricketttsia rickettsii 13 of these ticks
were coinfected with Bb and the agent HGE