Hemophagocytic lymphohistiocytosis (HLH) is an uncommon cytokine storm syndrome marked which can cause high mortality. In adults, acquired HLH usually has an underlying infectious, autoimmune or malignant process that triggers the syndrome. In this case report, we present a 64-year old Caucasian male presenting with productive cough, fevers, weight loss and altered mental status who was ultimately found to have HLH of unknown etiology.
Micaily, Ida; Gagnon, Marie Helene; Friedenheim, Richard; and Damsker, Jason A., "A Rare Case of Hemophagocytic Lymphohistiocytosis of Unknown Etiology" (2017). Division of Internal Medicine Faculty Papers & Presentations. Paper 20.