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