Rickettsia 364D

Pacific Coast Tick3

Rickettsia species 364D (Rickettsia philipii), the etiologic agent of Pacific Coast tick fever (PCTF). Transmitted to people by the Pacific Coast tick, Dermacentor occidentalis. As of 2016, fourteen cases (14) cases reported (all in California); 1st case in 2008. Most cases in Northern CA. The Pacific Coast tick’s range includes most of California, southern Oregon, […]

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