HIV Confirmatory Testing – Test Update

This will take effect April 28, 2014

Overview and Clinical Utility:

PathGroup Labs will begin confirmatory testing for a positive HIV screen utilizing the Bio-Rad MultiSpot HIV1/HIV2 discriminatory assay and will discontinue confirmatory testing by Western Blot effective April 28, 2014. It is strongly recommended that patients whose positive screen is followed by a negative confirmatory assay be tested by Nucleic Acid Testing.

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HIV Confirmation Screening Algorithm