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Related Experiment Videos

Screening asymptomatic adolescent males for chlamydia.

P K Braverman1, F M Biro, R L Brunner

  • 1St. Christopher's Hospital, Philadelphia, PA 19133.

Journal of Adolescent Health Care : Official Publication of the Society for Adolescent Medicine
|March 1, 1990
PubMed
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Chlamydia enzyme immunoassay is a superior diagnostic tool for asymptomatic chlamydia urethritis in adolescent males. This method offers higher sensitivity and specificity compared to urine analysis, making it a reliable screening option.

Area of Science:

  • Urology
  • Infectious Diseases
  • Adolescent Health

Background:

  • Sexually transmitted infections (STIs) like gonorrhea and chlamydia are prevalent in sexually active adolescents.
  • Asymptomatic infections can lead to long-term health complications if not detected and treated.
  • Accurate and efficient diagnostic methods are crucial for managing STIs in this demographic.

Purpose of the Study:

  • To evaluate the diagnostic performance of chlamydia enzyme immunoassay (EIA) compared to urine analysis for detecting asymptomatic chlamydia urethritis in adolescent males.
  • To assess the incidence of gonorrhea and chlamydia in a cohort of asymptomatic, sexually active adolescent males.
  • To determine if pyuria is a reliable indicator of STIs in this population.

Main Methods:

  • Ninety-seven sexually active, asymptomatic adolescent males (aged 16-21) were enrolled.

Related Experiment Videos

  • Urine samples were analyzed for pyuria using centrifuged urine and a urine cytometer.
  • Chlamydia and gonorrhea testing were performed using culture and chlamydia EIA.

    • Main Results:

    • The incidence of gonorrhea was 5.3% and chlamydia by culture was 12.3%.
    • Chlamydia EIA demonstrated superior sensitivity (75%) and specificity (99%) for detecting chlamydia urethritis compared to centrifuged urine (58% sensitivity, 92% specificity) and urine cytometer (58% sensitivity, 91% specificity).
    • Pyuria was not a reliable indicator of STIs in asymptomatic males.

    Conclusions:

    • Chlamydia EIA is a highly sensitive and specific diagnostic method for asymptomatic chlamydia urethritis in adolescent males.
    • Chlamydia EIA is a cost-effective, rapid, and acceptable alternative to traditional culture methods.
    • The absence of pyuria does not rule out the presence of STIs in asymptomatic adolescent males, highlighting the need for sensitive screening tests.