Barbara Degar

Hemophagocytic lymphohistiocytosis (hemophagocytic syndrome) What every physician needs to know: Hemophagocytic lymphohistiocytosis (HLH) is a clinical syndrome characterized by uncontrolled hyper-activation of the immune response, leading to a severe systemic illness with organ dysfunction. HLH may be a primary, that is, familial disorder, or it may develop secondary to another disorder such as an infection,…