Monthly Archives: May 2008

Myth: Urticara (aka hives) only occur as a result of an allergic reaction.

Urticaria are those itchy, pink to red, raised skin lesions that are surrounded by a red halo. Although somewhere in the range of 90% of anaphylactic reactions are accompanied by urticaria or some sort of skin reaction, there are many … Continue reading

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Myth: Once a person has had an anaphylactic reaction to a substance, all subsequent exposures will invariable lead to similar or worse reactions.

There is no question that recurrent reactions can follow re-exposure. As it turns out, however, the probability as reported in the medical literature is considerably less, about 50% for bee stings, for example. These re-exposure reactions can be less severe … Continue reading

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