Table 1 Diagnostic criteria for acute FPIES
From: A case report of acute food protein-induced enterocolitis syndrome to walnut
Major criterion: | Minor criteria: |
|---|---|
Repetitive emesis 1–4 h after consuming the suspected food, in the absence of classic IgE-mediated allergic skin or respiratory symptoms. | 1. Repeated episodes of repetitive emesis after eating the same suspected food. |
2. Repetitive emesis 1–4 h after consuming a different food. | |
3. Extreme lethargy. | |
4. Pallor. | |
5. Need for emergency department visit. | |
6. Need for intravenous fluid support. | |
7. Diarrhea within 24 h. | |
8. Hypotension. | |
9. Hypothermia. | |
To diagnose FPIES, patients must meet the major criterion and ≥ 3 minor criteria. | |