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  2. Rickettsia helvetica - Wikipedia

    en.wikipedia.org/wiki/Rickettsia_helvetica

    Although R. helvetica was initially thought to be harmless in humans and many animal species, some individual case reports suggest that it may be capable of causing a nonspecific fever in humans. [4] [5] [7] In 1997, a man living in eastern France seroconverted to Rickettsia 4 weeks after onset of an unexplained febrile illness. [8]

  3. Queensland tick typhus - Wikipedia

    en.wikipedia.org/wiki/Queensland_tick_typhus

    Early treatment for Queensland tick typhus is relatively simple. It includes a course of oral antibiotics such as doxycycline or chloramphenicol . [ 6 ] If a patient cannot take the medication orally, then the antibiotics are given intravenously by a medical professional.

  4. Rickettsial disease - Wikipedia

    en.wikipedia.org/wiki/Rickettsial_disease

    Some well-known rickettsial diseases include: Rickettsialpox - caused by Rickettsia akari, this disease is transmitted by mite bites and is generally milder than other rickettsial infections. Rocky Mountain spotted fever - caused by Rickettsia rickettsii, this disease is transmitted by tick bites and is prevalent in the Americas.

  5. Rocky Mountain spotted fever - Wikipedia

    en.wikipedia.org/wiki/Rocky_Mountain_spotted_fever

    Rickettsia rickettsii spread by ticks [4] Diagnostic method: Based on symptoms [5] Differential diagnosis: Zika fever, dengue, chikungunya, Rickettsia parkeri rickettsiosis, Pacific Coast tick fever, rickettsialpox [6] [7] Treatment: Doxycycline [8] Prognosis: 0.5% risk of death [6] Frequency < 5,000 cases per year (USA) [6]

  6. Rickettsiosis - Wikipedia

    en.wikipedia.org/wiki/Rickettsiosis

    However, scrub typhus is still considered a rickettsiosis, even though the causative organism has been reclassified from Rickettsia tsutsugamushi to Orientia tsutsugamushi. [ citation needed ] Examples of rickettsioses include typhus , both endemic and epidemic, Rocky Mountain spotted fever , and Rickettsialpox .

  7. Rickettsia parkeri - Wikipedia

    en.wikipedia.org/wiki/Rickettsia_parkeri

    Rickettsia parkeri (abbreviated R. parkeri) is a gram-negative intracellular bacterium. The organism is found in the Western Hemisphere and is transmitted via the bite of hard ticks of the genus Amblyomma .

  8. Rickettsialpox - Wikipedia

    en.wikipedia.org/wiki/Rickettsialpox

    Rickettsialpox is a mite-borne infectious illness caused by bacteria of the genus Rickettsia (Rickettsia akari). [1] Physician Robert Huebner and self-trained entomologist Charles Pomerantz played major roles in identifying the cause of the disease after an outbreak in 1946 in a New York City apartment complex, documented in "The Alerting of Mr. Pomerantz," an article by medical writer Berton ...

  9. Rickettsia - Wikipedia

    en.wikipedia.org/wiki/Rickettsia

    Unlike free-living bacteria, it contains no genes for anaerobic glycolysis or genes involved in the biosynthesis and regulation of amino acids and nucleosides. In this regard, it is similar to mitochondrial genomes; in both cases, nuclear (host) resources are used. ATP production in Rickettsia is the same as that in