A RAST test or radioallergosorbent test is a way of testing a person’s blood to see if they have any allergies. This test checks their blood for specific lgE antibodies to find out what substances ...

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 ...

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 ...

Medicare Part B may cover some types of allergy tests if a person meets certain criteria. Allergy testing falls under the “clinical diagnostic laboratory tests” category for Medicare. To qualify for ...