Dr Michael Radcliffe
Consultant Allergist
Address for Correspondence:
1 Leigh Road, Highfield
Southampton, SO17 1EF
Skin Prick Testing
1. Allergen extracts are selected and sterile skin test lancets prepared.
2. A drop of each extract selected for testing is placed on the forearm.
3. Each test site is lightly pricked using a separate lancet.
4. Positive reactions show up as skin wheals, 3mm to 20mm in diameter.