Causes of Failure to Thrive - Differential Diagnosis Algorithm
Adequate Calorie Consumption
- Increased Losses:
• Vomiting
• Gastroesophageal Reflux
• Renal Tubular Acidosis
- Malabsorption:
• Pancreatic Insufficiency (Cystic Fibrosis)
• Celiac Disease
• Liver Disease
- Increased Demands:
• Congestive Heart Failure
• Chronic Respiratory Failure
- Failure to Utilize:
• Metabolic Disorders
• Syndromes
Inadequate Calorie Consumption
- Organic Illness:
• Chronic Renal Failure
• Esophagitis
• Congenital Heart Defect
• Structural Dystrophies
- Protein-Energy Malnutrition:
• Kwashiokor (inadequate protein intake)
• Marasmus (inadequate protein and energy intake)
- Psychosocial Illness:
• Oral Aversion
• Neglect
• Poverty
• Disturbed Parent-Child Relationship
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