USMLE Prep - Medical Reference Library

Allergy Testing — Skin Prick vs Serum IgE Interpretation

System: Immunology • Reviewed: Aug 31, 2025 • Step 1Step 2Step 3

Synopsis:

Skin prick testing and serum specific IgE support diagnosis but must match clinical history; avoid testing large panels without pre‑test probability. Consider component‑resolved diagnostics for select foods/venoms.

References

  1. Testing Principles — Link