Home Compliance Officers CDC Changes Testing Guidance to Exclude People without Covid-19 Symptoms, Worrying Experts CDC Changes Testing Guidance to Exclude People without Covid-19 Symptoms, Worrying Expertsadmin Aug 26, 2020 0 Comments The Centers for Disease Control and Prevention quietly modified its coronavirus testing guidelines this week to exclude people who do not have symptoms of Covid-19 — even if they have been recently exposed to the virus.