TABLE 1.
Epidemiological and clinical findings for 13 patients with R. helvetica infection
| Patient | Ageb | Sex | Geographic area | Month of onset | Fevera | Head- achea | Myal- giaa | Arthral- giaa | Conjunc- tivitisa | Report of tick bite (location)a | Inoculation eschar (location)a | Cuta- neous rasha | Treatmenta | Recov- erya |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 70 | M | Northern Italy | May | + | + | − | + | − | + (right thigh) | + (right thigh) | − | No treatment | − |
| 2 | 58 | M | Northern Italy | May | + | + | + | + | − | + (left buttock) | − | − | No treatment | − |
| 3 | 50 | F | Northern Italy | May | + | + | + | + | − | + | − | − | No treatment | − |
| 4 | 37 | M | Northeastern France | August | + | + | + | + | − | − | − | − | No treatment | − |
| 5 | 63 | F | Northeastern France | June | + | + | − | + | − | + (leg) | − | − | No treatment | − |
| 6 | 27 | M | Northeastern Thailand | January | + | + | + | − | − | − | − | − | Doxycycline | − |
| 7 | 43 | M | Northeastern Thailand | December | + | + | + | − | + | − | − | − | Cefotaxime | − |
| 8 | 57 | M | Northeastern Thailand | October | + | + | + | − | + | − | − | − | Doxycycline | − |
| Total (%) | 6M, 2F | 8 (100) | 8 (100) | 6 (75) | 5 (62) | 2 (25) | 4 (50) | 1 (12.5) | 0 | 8 (100) |
a
+, positive criterion; −, negative criterion.
b
The mean age of the patients was 50.6 ± 14.2 years.