Document published by the source itself

C45 | Measurement of Free Thyroid Hormones

CLSI C45 catalogue record. Consult the publisher for the complete standard, edition and applicable requirements.

OtherClinical and Laboratory Standards Institute (CLSI)

Source

CLSI C45 provides comprehensive guidance on the measurement of free (nonprotein-bound) thyroid hormones (FTH), addressing key factors such as test design, specimen selection, and confounding

This entry describes what the document covers; the document itself is the authority. Listing it is not agreement with its conclusions.

Review and references

Reviewer

Automated source verification

Published

2026-10-19

Updated

2026-10-19

Disclaimer

professional use

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