RT Book, Section A1 Saunders, Katherine H. A1 Igel, Leon I. A2 Papadakis, Maxine A. A2 McPhee, Stephen J. A2 Rabow, Michael W. A2 McQuaid, Kenneth R. SR Print(0) ID 1184162883 T1 Protein–Energy Malnutrition T2 Current Medical Diagnosis & Treatment 2022 YR 2022 FD 2022 PB McGraw-Hill Education PP New York, NY SN 9781264269389 LK accessmedicine.mhmedical.com/content.aspx?aid=1184162883 RD 2024/04/25 AB ESSENTIALS OF DIAGNOSISDecreased intake of energy or protein, increased nutrient losses, or increased nutrient requirements.Kwashiorkor: caused by protein deficiency.Marasmus: caused by combined protein and energy deficiency.Protein loss correlates with weight loss: 35–40% total body weight loss can be fatal.