Added value of anti-SARS-CoV-2 antibody testing in a Flemish nursing home during an acute COVID-19 outbreak in April 2020.
Frank BuntinxPeter ClaesMarjo GulikersJan VerbakelDe Lepeleire JanMichaël Van der ElstJan Van ElslandeMarc Van RanstPieter VermeerschPublished in: Acta clinica Belgica (2020)
During an acute outbreak in a nursing home, 26% of residents and staff were PCR-positive. An additional 8% was diagnosed using IgM/IgG antibody testing. The use of RT-PCR alone as the sole diagnostic method for surveillance during an acute outbreak is insufficient to grab the full extent of the outbreak.