Suspected Chlamydia trachomatis infection of the genital tract
Detection of Chlamydia trachomatis by strand displacement
ICE request or National Chlamydia Screening Programme form where
On request during normal working hours
Inadequately collected samples or samples not stored under
recommended conditions (see collection below) may result in false
This assay should not be used for the evaluation of suspected
sexual abuse or other medico-legal indications.
This assay should not be used to assess therapeutic success or
failure since DNA may persist
Samples will be tested on the next routine working day following
Cervical and/or urethral swabs from female patients, urethral
swabs from male patients.
Urine samples can also be used for Chlamydia trachomatis
detection in male patients (see collection below).
Self-collected vulvo-vaginal swabs may be used for females. Eye
swabs are also processed.
Male and female collection kits are available for Chlamydia
detection. Male collection kits may also be used for eye swabs. The
swabs are available from the laboratory and can be stored for
several months at room temperature. An expiry date is printed on
the package - please check EVERY swab before using.
Urine samples for detection of Chlamydia trachomatis must be
collected into a plain, white capped, universal bottle. The
first 15-20 mls of voided urine (not midstream urine) is
Samples kept at room temperature must reach the laboratory
within 4 days of collection.
Refrigerated swab samples may be processed up to 28 days after
NB When sampling for Chlamydia in the eyes, it is important to
rub the swab firmly over the mucosal surface of the lower lid. If
swabs for routine bacteriology are required, then these must be
collected first and sent to the Laboratory in bacteriological
Urine samples kept at room temperature must reach the laboratory
within 24 hours
Refrigerated urine samples may be processed up to 5 days after
NB The first 15-20 mls of voided urine (not midstream
urine) is required
Causes for Rejection
Unlabelled / inadequately labelled sample
Delay in sample reaching laboratory - see above
Incorrect swab type or urine sample container received
Samples should be processed as soon as possible