How can you allergic to shellfish are sometimes, but not all the time?

Allergic reactions to bee hives causes: question Lancaid : How can someone be allergic to shellfish sometimes, but not all the time I have three bad reactions to shellfish: 1 to 17 years of lobster in San Francisco my tongue like needles / corrosion and severe burns burns efficiently and easily restricted breathing w / rapid heart beat spüren.2. - 25 years of a sushi restaurant in Las Vegas japanise was the same Wirkung .3. - I was 26 years in Kuwait lobster Effekt.Ich accidentally taken

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