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Chlamydia

Case Definition

Confirmed Case

Genital [1]

  • Detection and confirmation of Chlamydia trachomatis in genital or urinary specimens by appropriate laboratory techniques, such as the demonstration of C. trachomatis by detection of nucleic acid or antigen.

Extra-genital

  • Detection and confirmation of C. trachomatis in specimens from the conjunctiva, pharynx and other non-genital sites by appropriate laboratory techniques, such as the demonstration of C. trachomatis by detection of nucleic acid or antigen.

Perinatally-acquired

  • Detection and confirmation of C. trachomatis in nasopharyngeal or other respiratory tract specimens from an infant who developed pneumonia in the first 12 weeks of life by appropriate laboratory techniques, such as the isolation of C. trachomatis by culture or the demonstration of C. trachomatis by detection of nucleic acid or antigen; OR
  • Detection and confirmation of C. trachomatis in conjunctival specimens from an infant who developed conjunctivitis in the first month of life by appropriate laboratory techniques, such as the demonstration of C. trachomatis by detection of nucleic acid or antigen.

Notes

  1. Genital sites include urethra, penis, vagina, cervix, and rectum.

Further Information

For more information on the case definition of chlamydia, please refer to the Technical Appendix of the annual STI surveillance reports.


SOURCE: Chlamydia ( )
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