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  2. www.cdc.gov › rmsf › healthcare-providersClinical and Laboratory Diagnosis | Rocky Mountain Spotted ...

    Mar 26, 2021 · The standard serologic test for diagnosis of RMSF is the indirect immunofluorescence antibody (IFA) assay for immunoglobulin G (IgG) using R. rickettsii antigen. IgG IFA assays should be performed on paired acute and convalescent serum samples collected 2–4 weeks apart to demonstrate evidence of a fourfold seroconversion.

  3. my.clevelandclinic.org › health › diseasesRocky Mountain Spotted Fever: Causes, Symptoms & Treatment

    Aug 25, 2022 · Rocky Mountain spotted fever (RMSF) is a serious illness you get from a tick bite. It’s caused by the bacterium Rickettsia rickettsii. Symptoms include a high fever and headache. Rash may start three or more days after other symptoms. RMSF can be life-threatening if not treated quickly with antibiotics. RMSF is found in most states in the U.S.

  4. www.ncbi.nlm.nih.gov › books › NBK430881Rocky Mountain Spotted Fever (Rickettsia rickettsii ...

    Jul 17, 2023 · Rocky Mountain spotted fever (RMSF) is an acute febrile tick-borne illness caused by Rickettsia rickettsii. In North America, it is both the most severe and the most common rickettsial infection. Without prompt antibiotic treatment, mortality rates are as high as 20 to 30 percent.

    • Jessica Snowden, Kari A. Simonsen
    • 2023/07/17

  5. www.hopkinsmedicine.org › health › conditions-andRocky Mountain Spotted Fever | Johns Hopkins Medicine

    Rocky Mountain spotted fever (RMSF) is an infection caused by the bite of an infected tick. It may occur anytime the weather is warm, but it most often occurs from April until September. It was first recognized in the Rocky Mountain states. But it may occur throughout the U.S.

  6. www.mountsinai.org › rocky-mountain-spotted-feverRocky Mountain spotted fever - Mount Sinai Health System

    Rocky Mountain spotted fever. Spotted fever. Rocky Mountain spotted fever (RMSF) is a disease caused by a type of bacteria carried by ticks. Causes. RMSF is caused by the bacterium Rickettsia rickettsii (R Rickettsii), which is carried by ticks. The bacteria is spread to humans through a tick bite.

  7. neurology.testcatalog.org › show › SFGPSpotted Fever Group Antibody, IgG and IgM, Serum - Mayo ...

    The spotted fever group includes Rickettsia rickettsii (Rocky Mountain spotted fever), Rickettsia akari, Rickettsia conorii (Boutonneuse fever), Rickettsia australis (Queensland tick typhus), and Rickettsia sibirica (North Asian tick typhus).