Conditions Associated With Hyperferritinemia DDx of extreme hyperferritinemia >10,000 Not just HLH - in fact, most common causes in this study were 1. Chronic transfusions 2. Liver disease 3. Heme malignancy - Chronic Transfusion - Liver Disease - Malignancy—Hematologic - Solid Malignancy - Hemoglobinopathy - Infection-Bacterial - Infection-Viral - Infection-Fungai - Primary HLH - Secondary HLH - Infection-Other (Babesia) - Diagnosis Not Determined #Hyperferritinemia #differential #diagnosis #causes