01/07/2014
...appointment: What symptoms have you observed? Itching, swelling, skin rash (hives), vomiting, and difficulty breathing are the most common symptoms due to immediate onset (IgE mediated) food allergy. These can occur individually or collectively. What is the timing of onset? IgE mediated food allergies can occur within minutes of ingestion, almost always within a few hours. Delayed onset allergies (milk protein allergy in newborns) may not occur for 1-2 days. How long did the symptoms...