Skin prick, blood tests not as reliable as food for testing allergic reactions. December 26, 2011 — -- A simple skin-prick or blood test has confirmed many people's suspicions that they have ...

Please provide your email address to receive an email when new articles are posted on . Blood tests do not require direct contact with the allergen but take longer than SPTs. SPTs often use allergen ...

Because the 'scratch test' for allergies involves needles that prick multiple points along the skin's surface, it's a particularly high-stress examination for children -- and their understandably ...

Q: Last month I broke out in hives after eating oysters. A blood test came back negative for a shellfish allergy. Why does my doctor still want me to do a food challenge? A: Allergic reactions occur ...

Allergy tests can help identify the source of an allergic reaction. This is especially important if someone experiences severe or repeated allergic reactions. Allergic reactions have a variety of ...

Sorting out the cause of this type of problem can be very difficult - it's like looking for a needle in a haystack. It's unlikely you'll find the cause from an allergy test that just involves one ...

A doctor can diagnose food allergies using a variety of tests, including skin prick tests, blood tests, and oral food challenges. Home test kits are also available, though they have several downsides ...