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Atypical hemolytic uremic syndrome (atypical-HUS) is a rare, chronic disease characterized by uncontrolled activation of the complement system causing thrombotic microangiopathy (TMA) and organ damage.1,5 A number of triggers can amplify complement system activation and unmask underlying atypical-HUS.1,2
70% of patients (191/273) with atypical-HUS presented their first clinical manifestation while experiencing a trigger.3 Some examples of triggers include pregnancy or postpartum experiences, autoimmune disease, malignant hypertension, and organ transplantation. Understanding how patients may present with triggers can help to appropriately diagnose atypical-HUS as quickly as possible.4
LEARN ABOUT aHUS TRIGGERS