CPT® Code 81515

Infectious disease, bacterial vaginosis and vaginitis, real-time PCR amplification of DNA markers for Atopobium vaginae, Atopobium species, Megasphaera type 1, and Bacterial Vaginosis Associated Bacteria-2 (BVAB-2), utilizing vaginal-fluid specimens, algorithm reported as positive or negative for high likelihood of bacterial vaginosis, includes separate detection of Trichomonas vaginalis and Candida species (C. albicans, C. tropicalis, C. parapsilosis, C. dubliniensis), Candida glabrata/Candida krusei, when reported

The CPT® Code 81515 pertains to a molecular diagnostic procedure that utilizes real-time polymerase chain reaction (PCR) amplification to identify specific DNA markers associated with bacterial vaginosis and vaginitis. This procedure is particularly focused on detecting DNA sequences unique to certain bacterial species, including Atopobium vaginae, Atopobium species, Megasphaera type 1, and Bacterial Vaginosis Associated Bacteria-2 (BVAB-2). The analysis is performed on vaginal fluid specimens, which are collected and processed to assess the presence of these markers. Real-time PCR is a sophisticated technique that not only amplifies the target DNA but also allows for the quantification of the DNA present in the sample, providing either quantitative or semi-quantitative results. The process involves an enzyme reaction that facilitates the amplification of the DNA, and fluorescence measurements are taken after each cycle to monitor the amount of DNA being amplified. This method is particularly valuable in diagnosing bacterial vaginosis, a condition characterized by an imbalance in the normal bacterial flora of the vagina. Additionally, the procedure includes the separate detection of Trichomonas vaginalis and various Candida species, such as Candida albicans, Candida tropicalis, Candida parapsilosis, Candida dubliniensis, as well as Candida glabrata and Candida krusei, when reported. The algorithm used in this testing provides a clear positive or negative result, indicating a high likelihood of bacterial vaginosis based on the detected DNA markers.