610-363-0907
dreffat@chestercountyallergy.com
108 John Robert Thomas Dr. Exton, PA 19341
Natural history of allergy to food
| Food | Usual Age of Onset | Cross-Reactivity |
|---|---|---|
| Hen’s egg white | 6-24 mo | Other avian eggs |
| Cow’s milk | 6-12 mo | Goat’s milk, sheep’s milk, buffalo milk |
| Peanuts | 6-24 mo | Other legumes, peas, lentils; rare cross reactivity with tree nuts |
| Tree Nuts | 1-7 yr; adults, onset occurs after cross-reactivity to birch pollen | Other tree nuts; rare cross reactivity with peanuts |
| Sesame seeds | 6-36 mo | None, known; cross reactivity with peanuts and tree nuts |
| Fish | Late childhood and adulthood | Other fish (low cross-reactivity with tuna and swordfish) |
| Shellfish Crustaceans: Lobster, crab, and shrimp. Mollusks: Oyster, clam, muscles |
Adulthood (in 60% of patients with this Allergy) | Other shellfish within each group. |
| Wheat ‡ | 6-24 mo | Other grains containing gluten |
| Soybean ‡ | 6-24 mo | Other legumes |
| Kiwi | Any age | Tropical fruits; Banana, avocado, latex |
| Apples, carrots and peaches ∫ | Late Childhood and adulthood | Birch pollen, other fruits, nuts |
