Histamine intolerance in patients with chronic spontaneous urticaria.

BACKGROUND Histamine intolerance and pseudoallergy to foods have been suggested to be causes of chronic spontaneous urticaria (CSU) with some patients reporting exacerbation with histamine-rich foods. OBJECTIVE The study aim was to identify the rate of histamine-intolerant CSU patients and to characterize the relevance of histamine intolerance as an… CONTINUE READING