| Pacific Coast tick fever | |
| Causes: | Rickettsia philipii spread by the Pacific coast tick |
| Differential: | Rickettsia parkeri rickettsiosis, Rocky Mountain spotted fever, rickettsialpox |
Pacific Coast tick fever is an infection caused by Rickettsia philipii. The disease is spread by the Pacific coast ticks.[1] Symptoms may include an eschar.[1] It is within a group known as spotted fever rickettsiosis together with Rickettsia parkeri rickettsiosis, Rocky Mountain spotted fever, and rickettsialpox.[2] These infections can be difficult to tell apart.[2]