Diagnosis of SARS-CoV-2 by RT-PCR Using Different Sample Sources: Review of the Literature.
Sara TorrettaGianvincenzo ZuccottiValentina CristofaroJacopo EttoriLorenzo SolimenoLudovica BattilocchiAlessandra D'OnghiaAnna BonsembianteLorenzo PignataroPaola MarchisioPasquale CapaccioPublished in: Ear, nose, & throat journal (2020)
Diagnostic accuracy of NPS and OPS is suboptimal and the risk of contaminated aerosol dispersal is not negligible. The SARS-CoV-2 RNA can be found in self-collected saliva specimens of many infected patients within 7 to 10 days after symptom onset. There is an urgent need for comparative trials to define the diagnostic modality of choice. Adequate education and training of health care personnel is mandatory.