Test guide

Complement C5b-9 Measurement

The determination of the amount of complement C5b-9 present in a sample.

For professionalsReviewed 2026-10-20

What it is for

Source: National Cancer Institute, NCI Thesaurus 26.09d, C158235. Unmodified NCI definition, CC BY 4.0. Source identity and classification checked automatically on 2026-10-20.

Limitations

Terminology reference for a laboratory procedure. The source definition does not establish routine clinical availability, validated specimen types, reference intervals, product authorization or suitability for an individual. Consult the performing laboratory for its validated method and interpretation.

Also known as

  • Complement C5b-9 Measurement
  • MAC Measurement
  • Membrane Attack Complex Measurement

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