allergies

hello all hope you are all doing well. have been to see asthma nurse today at northern general hospital today, when i went to see consultant he did bloods to see if my allergies had changed. nurse told me today that all bloods had come back as normal but i do know for sure that i cant go into a house that has cats dogs or birds so can anybody tell me why they have come back like that but i am allergic to them. im confused xxxx

jill xxxx

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hi, I was told blood tests could be ok but react to skin pricks.I did same and grass allergy xxx