Note penicillin allergy status on order
Prior treatment with antibiotics could inhibit or prevent growth of Group B Strep.
Specimen must be collected at 35 to 37 weeks gestation collected from the Vaginal/Rectal area.
No Group B Streptococcus detected by DNA Amplification
If the GBDNA is positive and the patient is allergic to penicillin, susceptibility testing reflexes.
1 to 2 days
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