History History should include questions about Dietary intake—see Mini Nutritional Assessment (MNA®), a nutrition screening and assessment tool that can identify patients age ≥ 65 who are malnourished or at risk of malnutrition (2) Recent changes in weight Risk factors for undernutrition, including drug and alcohol use Unintentional loss of ≥ 10% of usual body weight during a 3-month period indicates a high probability of undernutrition.