Joana Vindeirinho, PhD,  —

COVID-19 may have triggered a relapse of atypical hemolytic uremic syndrome (aHUS) in a 31-year-old Japanese woman who was previously undiagnosed, according to a recent case study. The relapse occurred while the woman was positive for SARS-CoV-2, the virus that causes COVID-19, and was accompanied by disseminated, or diffuse,…

Two identical twins have the same disease-linked mutation in the complement factor B (CFB) gene, but only one developed atypical hemolytic uremic syndrome (aHUS), a recent study reports. Despite only one having aHUS, the identical, or monozygotic, twins had similar levels of complement system activity — a part of…