C1-esterase Inhibitor Test | Lahalak Medical Platform

Experiencing sudden swelling of the face or throat? This test measures a vital enzyme's efficiency to detect hereditary angioedema, paving the way for preventative treatment against dangerous attacks.

Scientific name: C1-esterase Inhibitor Functional Activity Test

C1-esterase inhibitor functional activity testing measures the ability of this important immune system protein to perform its function of inhibiting complement systems and kinin-binding communication. Its reduced activity is the primary cause of type 1 and type 2 hereditary angioedema (HAE).

C1-esterase Inhibitor Functional Activity Test - C1-esterase Inhibitor Test
Service type Laboratory test (Blood)
Duration 10-15 minutes
Fasting Fasting is not required

Included Services

  • A detailed analysis to measure the functional activity of C1-esterase inhibitor protein in blood serum.
  • Consult an immunologist, allergist, or hematologist to interpret the results.
  • Personal support services from Halak.

Medical Service Information

Conditions & Notices

  • Routine fasting is not required, but it is preferable to follow the instructions of the doctor or laboratory.
  • A venous blood sample is drawn into a special tube (usually a citrate tube - a blue tube) to prevent blood from clotting outside the body, which could interfere with the accuracy of the result.
  • The sample should be avoided during an acute episode of swelling if possible, because levels may fluctuate, but the test remains diagnostic.
  • The doctor should be informed of any medications the patient is taking, especially medications that affect blood clotting or immunity.

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