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BackgroundThe inherited deficiency of C1‐inhibitor (C1‐INH), which can be quantitative (type I) or qualitative (type II), is characterized by recurrent attacks of oedema, and it is known as hereditary angioedema due to C1‐INH deficiency (HAE‐C1‐INH). The frequency of symptoms varies widely among patients and in the same patient during life.
ObjectiveTo identify laboratory markers of disease severity...
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