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Related Concept Videos

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Rocky Mountain Spotted Fever

Rocky Mountain Spotted Fever (RMSF) is a severe tick-borne illness caused by Rickettsia rickettsii, a Gram-negative, coccobacillary bacterium. This pathogen is an obligate intracellular parasite, requiring a host cell for replication. Transmission occurs through the bite of an infected tick. In the United States, the most important vectors are Dermacentor variabilis (American dog tick) and Dermacentor andersoni (Rocky Mountain wood tick), though other tick species may also serve as vectors.
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Updated: Jun 12, 2026

Detecting the Lyme Disease Spirochete, Borrelia Burgdorferi, in Ticks Using Nested PCR
07:20

Detecting the Lyme Disease Spirochete, Borrelia Burgdorferi, in Ticks Using Nested PCR

Published on: February 4, 2018

Lyme disease.

Thomas S Murray1, Eugene D Shapiro

  • 1Department of Pediatric, Yale University, New Haven, CT 06520-8064, USA.

Clinics in Laboratory Medicine
|June 2, 2010
PubMed
Summary
This summary is machine-generated.

Lyme disease, a common tick-borne illness, presents differently in early and late stages. Prompt diagnosis and appropriate antibiotic treatment are crucial for recovery, while judicious use of serologic testing prevents misdiagnosis.

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Last Updated: Jun 12, 2026

Detecting the Lyme Disease Spirochete, Borrelia Burgdorferi, in Ticks Using Nested PCR
07:20

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Published on: February 4, 2018

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Feeding of Ticks on Animals for Transmission and Xenodiagnosis in Lyme Disease Research

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Methods for Rapid Transfer and Localization of Lyme Disease Pathogens Within the Tick Gut
09:54

Methods for Rapid Transfer and Localization of Lyme Disease Pathogens Within the Tick Gut

Published on: February 14, 2011

Area of Science:

  • Infectious Diseases
  • Microbiology
  • Epidemiology

Background:

  • Lyme disease is the most prevalent vector-borne illness in the U.S.
  • Caused by the spirochete Borrelia burgdorferi.
  • Clinical manifestations vary by disease stage: early (erythema migrans), early disseminated (multiple EM, meningitis, palsies, carditis), and late (arthritis).

Purpose of the Study:

  • To describe the clinical presentation and treatment of Lyme disease.
  • To emphasize the importance of judicious serologic testing.

Main Methods:

  • Review of clinical presentations based on disease stage.
  • Discussion of antimicrobial treatment efficacy.
  • Analysis of serologic testing utility and limitations.

Main Results:

  • Most patients recover with 2-4 weeks of appropriate antimicrobial treatment.
  • Serologic testing can lead to misdiagnosis in low-probability cases or those with nonspecific symptoms without objective signs.

Conclusions:

  • Lyme disease requires timely diagnosis and treatment.
  • Careful consideration of clinical context is essential when interpreting serologic tests to avoid misdiagnosis.