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The third form of thrombotic thrombocytopenic purpura shows up again: what is it, does it even exist, how to find out? Comment on "Acquired thrombotic thrombocytopenic purpura without detectable anti-ADAMTS13 antibodies: a possible underlying autoimmune mechanism" and on "The different faces of thrombotic thrombocytopenic purpura"

Center for Thrombosis and Hemostasis, University Medical Center, Johannes Gutenberg University, Mainz, Germany; University Clinic of Hematology and Central Hematology Laboratory, Inselspital, Bern University Hospital, University of Bern, Bern, Switzerland; Haemostasis Research Unit, University College London, London
Haematologica Early view Feb 27, 2025 https://doi.org/10.3324/haematol.2025.287535