Infants with<unk>  are usually symptom-free when breastfed because of the low<unk>  concentration in human milk, but develop vomiting and diarrhea after weaning. The patients show failure to thrive, poor appetite, growth retardation, enlarged liver and spleen, prominent osteoporosis and osteopenia, delayed bone age and spontaneous<unk>  aversion. Forced feeding of<unk>  may lead to convulsions and coma. Mental development is normal if prolonged episode of hyperammonemia can be avoided. Some patients develop severe pulmonary and kidney complications. High levels of plasma glutamine and glycine are observed.
Lysinuric protein intolerance
Orotic aciduria
Non-celiac gluten sensitivity
Hereditary fructose intolerance
Glucose-galactose malabsorption
Glycogen storage disease
Fructose malabsorption
Protein poisoning