Evaluating Differences in Whole Blood, Serum, and Urine Screening Tests for Zika Virus, Puerto Rico, USA, 2016

We evaluated nucleic acid amplification testing (NAAT) for Zika virus on whole-blood specimens compared with NAAT on serum and urine specimens among asymptomatic pregnant women during the 2015-2016 Puerto Rico Zika outbreak. Using NAAT, more infections were detected in serum and urine than in whole blood specimens.

Automated summary

The study found that more infections were detected in serum and urine specimens compared to whole-blood specimens using NAAT among asymptomatic pregnant women during the Puerto Rico Zika outbreak of 2015-2016.