Patient screening using nutritional screening scores such as, Geriatric Nutritional Risk Index (GNRI), Malnutrition Universal Screening Tool (MUST), anthropometric indices such as body mass index (BMI) of 19 kg/m2 or lower, and prealbumin levels might prove to be efficient screening methods to detect malnutrition [23]. The gene discussed is TTR; the disease is nutritional deficiency disease.