title: Severe lactose intolerance with lactosuria and vomiting.
abstract: An infant with lactose intolerance is described. A breast-fed infant developed vomiting at 3 weeks, and became dehydrated. Lactosuria, aminoaciduria, and liver damage were preesent. A milk-free diet led to rapid recovery. At 6 months a normal diet was well tolerated.
mesh_terms: D006801:Humans; D007223:Infant; D007785:Lactose / Q000652:urine*; D007787:Lactose Intolerance / Q000150:complications* / Q000178:diet therapy; D008297:Male; D014839:Vomiting / Q000209:etiology*
chemical_list: D007785:Lactose