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Retrospective approach to explain growth retardation and urolithiasis in a child with long-term nutritional acid
Zeitschrift Fur Ernahrungswissenschaft
|June 1, 1992
Insights
A phenylketonuria infant experienced growth issues and kidney stones from a prolonged acidic diet. This highlights potential serious side effects of chronic dietary acid load in infants.
Area of Science:
- Pediatric Nutrition
- Metabolic Disorders
- Gastroenterology
Background:
- Phenylketonuria (PKU) management requires strict dietary control.
- Low phenylalanine diets are crucial for neurological development in PKU patients.
- Unintentional dietary deviations can occur, necessitating careful monitoring.
Observation:
- An infant diagnosed with phenylketonuria was inadvertently administered a highly acidic low phenylalanine diet.
- The infant received this diet for a duration of 29 months.
- Clinical observations included temporary growth retardation and urolithiasis.
Findings:
- Chronic acid loading from the diet likely caused the observed temporary growth retardation.
- Urolithiasis (kidney stones) was also likely a direct consequence of the sustained acid exposure.
- Dental caries at age 6 may represent a delayed complication of the chronic acidic environment.
Implications:
- This case underscores the critical importance of precise dietary management in infants with metabolic disorders.
- Chronic dietary acid load can lead to significant and potentially long-lasting health complications.
- Healthcare providers must be vigilant about the potential adverse effects of diet composition beyond primary therapeutic goals.
Abstract:
An infant with phenylketonuria unintentionally received a highly acidic low phenylalanine diet for 29 months. Temporary growth retardation and urolithiasis were observed, probably as direct effects of chronic acid loading. Caries at the age of 6 years may be a late consequence. This case report shows that chronic dietary acid load may cause serious side effects.