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Acquired C1 esterase inhibitor deficiency

This section deals with the clinical condition acquired C1 esterase inhibitor deficiency, listing the relevant immunological tests, together with a short explanation of their use.

Relevant immunological tests:

Consumption/inactivation of C1INH may occur in SLE and lymphoproliferative disease. This may lead to episodes of angioedema as with the inherited form. C1q is low in acquired C1INH deficiency but usually normal in HAE.


(Last updated October 8th 2014)