With the extremely contagious BA.5 variant spreading, and research showing people are often infectious for more than five days, CDC guidance has drawn criticism from some infectious-disease experts.
In a new memo Sunday, the president’s physician, said Biden’s positive antigen test was not surprising and that the president would continue to isolate.
The prep for a colonoscopy remains perhaps the biggest impediment to screening. That’s why the approval last year of a pill-based prep option for patients is welcome news.
The mechanics of the entire transplant system must be overhauled, a government review concluded, citing aged software, periodic system failures, mistakes in programming and over-reliance on manual input of data.
Rebound cases, in which someone has symptoms or tests positive for the coronavirus after completing treatment and testing negative, have been described as rare.