This test is based on higher amounts of hydrogen in the breath due to activity of enteric bacteria producing it in those with lactose intolerance. Normal children absorb the sugar in the small int. Milk Protein Allergy - often associated with SOY allergy. An IgE mechanism for some children, but not demonstrated in most. No precise mechanism of immunological rxn described.
Symptoms improve when cow's milk taken from the diet.
Elimination, re-introduction with return of symptoms. No advantage over skin testing. If this not tolerated then consider goat's milk - but must supplement folic acid because of megaloblastic anemia . Should boil goat's milk first because of brucellosis.