Common parameters for identifying malnutrition include a total lymphocyte count below 1,500 cells/mm3, serum albumin levels under 3.5 g/dL, and transferrin levels below 200 mg/dL.6Other nutritional markers, such as prealbumin, interleukins, C-reactive protein, and leptin, are less frequently utilized.7 The gene discussed is ALB; the disease is malnutrition.