Do you re-test patients who test positive for COVID-19 during or prior to starting cancer treatment?

Here is a summary from the CDC website supporting a 'symptom-based' approach with self-quarantine for ~10-14 days after symptoms (perhaps 21 if severely immunocompromised or severe COVID symptoms) without need for a negative test.

From: https://www.cdc.gov/coronavirus/2019-ncov/hcp/duration-isolati...

At our institution, we do not perform any re-testing for COVID+ positive patients for radiation therapy treatments. Our medical oncologists do have different algorithms for patients depending on the nature of the chemotherapy regimen and the degree of potential immunosuppression. They do perform for...