insect venom and drug allergies. A positive result is a typically raised wheal and red flare reaction on the skin. Skin prick tests are cheap, safe and simple to perform if the tester has been ...

This phenomenon is deemed to be more common than true allergy and may lead ... not only an immediate positive wheal and flare response to scratch testing with two benzophenones (1% sulisobenzone ...

The latter had an allergy to fish ... provoked a localized wheal-and-flare reaction. The experimenters were immortalized in what came to be known as the P-K test, and the skin-sensitizing ...