Multisite Direct Determination of the Potential for Environmental Contamination of Urine Samples Used for Diagnosis of Sexually Transmitted Infections.
Patiyan Andersson, Steven YC Tong, Rachael A Lilliebridge, Nicole C Brenner, Louise M Martin, Emma Spencer, Jennifer Delima, Gurmeet Singh, Frances McCann, Carolyn Hudson, Tracy Johns, Philip M Giffard
Journal of the Pediatric Infectious Diseases Society | Published : 2014
BACKGROUND: The detection of a sexually transmitted infection (STI) agent in a urine specimen from a young child is regarded as an indicator of sexual contact. False positives may conceivably arise from the transfer of environmental contaminants in clinic toilet or bathroom facilities into urine specimens. METHODS: The potential for contamination of urine specimens with environmental STI nucleic acid was tested empirically in the male and female toilets or bathrooms at 10 Northern Territory (Australia) clinics, on 7 separate occasions at each. At each of the 140 experiments, environmental contamination with Chlamydia trachomatis, Neisseria gonorrhoeae, and Trichomonas vaginalis nucleic acid ..View full abstract