C1 esterase inhibitor (C1-INH)

C1 esterase inhibitor (C1-INH) is a topic covered in the Guide to Diagnostic Tests.

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Test/Range/Collection

C1 esterase inhibitor (C1 INH), serum

20-40 mg/dL (antigenic); >68% of normal (functional)

(method-dependent)

SST

$$

Separate serum from cells ASAP or within 2 hrs of collection, and freeze if test cannot be performed within 2 hrs.

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Test/Range/Collection

C1 esterase inhibitor (C1 INH), serum

20-40 mg/dL (antigenic); >68% of normal (functional)

(method-dependent)

SST

$$

Separate serum from cells ASAP or within 2 hrs of collection, and freeze if test cannot be performed within 2 hrs.

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