Serologic Testing Flashcards

1
Q

What is the purpose of serologic testing in the context of NEUROSYPHILIS, and what is the CAUSATIVE AGENT it aims to detect?

A
  • Serologic testing is performed to detect the presence of NEUROSYPHILIS
  • It specifically aims to identify the CAUSATIVE AGENT, which is treponema pallidum.
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2
Q

What is the recommended procedure by the CDC to diagnose Neurosyphilis through serologic testing?

A
  • Venereal Disease Research Laboratories (VDRL) test.
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3
Q

How does the sensitivity of the Fluorescent Treponemal Antibody-Absorption (FTA-ABS) test compare to the VDRL test in syphilis diagnosis?

A
  • The FTA-ABS test is more sensitive than the VDRL test for syphilis diagnosis.
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4
Q

Why is the FTA-ABS test less prone to contamination with blood in treated syphilis cases?

A
  • Remains positive in the serum of treated syphilis cases, preventing contamination with blood.
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