In an about-face, the San Antonio Metropolitan Health District is instructing its case investigators to advise those who lack symptoms of COVID-19 but test positive in an antigen test to isolate and quarantine.
That’s a shift from last month, when case investigators were told to inform such patients that they were “not a case.” Those were Metro Health’s instructions despite the high accuracy of antigen positive test results, even in those without symptoms.
The policy had raised red flags for members of a Metro Health contact tracing work group. Mayor Ron Nirenberg called last week for antigen positive cases without symptoms to be counted as probable and investigated; Metro Health then tweaked the instructions to case investigators.
But the health authority still is not counting such patients as “probable” cases or opening public health investigations into their close contacts, as other major Texas cities