abstract
- OBJECTIVE: To determine if allergy to cows milk was responsible for symptoms in two children. DESIGN: Single patient trial. SETTING: General Practice in New Zealand. PARTICIPANTS: Two children aged about 6 months INTERVENTION: Alternating bottles of soya-based milk and cow's milk provided by neighbours over their back fence. MAIN OUTCOME MEASURES: Presence of diarrhea, irritability, rash and wheeze. RESULTS: After 4 cycles of soya-based milk and cows milk one child proved to have a milk allergy and one did not. CONCLUSION: A systematic approach enabled conclusive diagnoses in both children.