复旦大学:《儿科学》课程教学资源(PPT课件讲稿,英文版)Chapter 4 Nutritional Disease

Chapter 4 Nutritional disease
Nutritional Disease Chapter 4

rotein-energy Malnutrition (PEM
Protein-energy Malnutrition (PEM)

Definition PEM is a kind of malnutrition caused by inadequate dietary intake or some diseases occurs commonly in children under 3 years of age. Kwashiorkor Marasmus
Definition ➢ PEM is a kind of malnutrition caused by inadequate dietary intake or some diseases, occurs commonly in children under 3 years of age. Kwashiorkor Marasmus

Etiology The Primary PEM Inadequate food intake Children under 3 yrs The Secondary causes Increased nutrient needs Disorder in nutrient absorption Increased body metabolism
Etiology ➢ The Primary PEM Inadequate food intake Children under 3 yrs ➢ The Secondary causes Increased nutrient needs Disorder in nutrient absorption Increased body metabolism

Pathophysiology Metabolism disorder Protein metabolism anabolism catabolism I; hypoalbuminemia Fat metabolism mobilized fat store, acetone body t; metabolism acidosis: fatty liver Carbohydrate: low hepatin, hypoglycemia o Fluid electrolyte disorders hypernatremia; edema; potassium disorder; acid-base disturbances
Pathophysiology ➢ Metabolism disorder ⚫ Protein metabolism anabolism & catabolism ; hypoalbuminemia ⚫ Fat metabolism mobilized fat store, acetone body ; metabolism acidosis; fatty liver ⚫ Carbohydrate: low hepatin, hypoglycemia ⚫ Fluid & electrolyte disorders hypernatremia; edema; potassium disorder; acid-base disturbances

Pathophysiology Disorders of Organ Tissue function ● Failure to thrive e Lower digested function diarrhea e Central nerve system: apathy, or irrita bility Cardiovascular system pulse slow, Low BP o lower renal function: urine amount decrease low immunologic function: easy to be infected
Pathophysiology ➢ Disorders of Organ & Tissue function ⚫ Failure to thrive ⚫ Lower digested function:diarrhea ⚫ Central nerve system: apathy, or irritability ⚫ Cardiovascular system:pulse slow, Low BP ⚫ lower renal function: urine amount decrease ⚫ low immunologic function: easy to be infected

Clinical manifestations Y History: Feeding history NonedematouS PEM Edematous PEM marasmus (Kwashiorkor)
Clinical manifestations ✓ History:Feeding history Nonedematous PEM (marasmus) Edematous PEM (Kwashiorkor)

Physical measurement v underweight WHO Z score chronic or acute malnutrition X-3SDSW/A<X-2SD moderate W/A<X-3SD severe v stunting long-term chronic malnutrition X-3SD≤H/A<X-25D moderate H/A<X-3SD severe v wasting recent acute malnutrition X-3SDSW/H<X-2SD moderate W/H<X-3SD severe
WHO Zscore system ✓ underweight chronic or acute malnutrition X-3SD≤W/A<X-2SD moderate W/A<X-3SD severe ✓ stunting long-term chronic malnutrition X-3SD≤H/A<X-2SD moderate H/A<X-3SD severe ✓ wasting recent acute malnutrition X-3SD≤W/H<X-2SD moderate W/H<X-3SD severe Physical measurement

Laboratory examination plasma albumin concentration Normal: >35g/L; Diagnose: 25g/L v Serum Pre-albumin concentration Normal: 150- 296mg/L; Mild deficiency: 100 150mg/L; Moderate: 50 w 100mg/L; Severe: <50mg/L Y Urine hydroxy-proling concentration
Laboratory examination ✓ plasma albumin concentration Normal: >35g/L; Diagnose:< 25g/L ✓ Serum Pre-albumin concentration Normal: 150~296mg/L; Mild deficiency: 100~150mg/L; Moderate:50~100mg/L; Severe:<50mg/L ✓ Urine hydroxy-proling concentration

Diagnosis History Clinical manifestations Anthropometric indicators Laboratory examination
Diagnosis ✓ History ✓ Clinical manifestations ✓ Anthropometric indicators ✓ Laboratory examination
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