IGHE and anemia (phenotype): Her blood work during the current admission showed normocytic anemia with normal B12 and folate levels, transferrin saturation 28%, negative antinuclear antibody (ANA) and extractable nuclear antigen (ENA) profile, negative antineutrophil cytoplasmic antibody (ANCA) studies, IgE levels of 9,126 IU/ml, erythrocyte sedimentation rate (ESR) of 97 mm/hour, and C-reactive protein (CRP) of 56 mg/L (Table 1).