Volume 14, Number 9—September 2008
Synopsis
Questions on Mediterranean Spotted Fever a Century after Its Discovery
Table 2
Distribution, vector, and main clinical features of the different subspecies of Rickettsia conorii complex
Rickettsia | Vector tick | Geographic repartition | Human disease name | Symptoms present, % patients |
Fatal forms? (% patients) | ||
---|---|---|---|---|---|---|---|
Fever | Inoculation eschar | Rash | |||||
R. conorii conorii, isolates Malish, Moroccan Kenyan | Rhipicephalus sp., Haemaphysalis leachii | Mediterranean area (southern Europe, northern Africa), Croatia, Slovenia, Kenya, Somalia, South Africa, and surrounding the Black Sea (Turkey, Bulgaria, Ukraine, Romania) | Mediterranean spotted fever | 91–100 | 20–87 | 93–100 | Yes (0–18.1) |
R. conorii israelensis | Rh. sanguineus | Israel, Portugal, Sicily | Israeli spotted fever | 100 | 0–46 | 98–100 | Yes (0–3.5) |
R. conorii caspia | Rh. sanguineus, R. pumilio | Astrakhan region, Chad, Kosovo | Astrakhan spotted fever | 100 | 23 | 94 | No |
R. conorii indica | Rh. sanguineus, Boophilus microplus, H. leachii | India, Pakistan | Indian tick typhus | 100 | Rare | 100 (frequently purpuric) | No |