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EDTA Anticoagulated Blood

This Medical Laboratory Science lesson in Hematology supports laboratory science learning and laboratory interpretation for medical laboratory students and professionals.

EDTA mechanism, tube fill requirements, stability, and why EDTA is the standard anticoagulant for routine CBC testing.

Foundational24 min read15 sectionsHematology
Section 1 of 150%

Learning Objectives

Getting started

Section 1 of 15

Learning Objectives

Learning Objectives

Section: Learning Objectives

Each objective below describes a competency you will apply at the bench, not rote definitions in isolation.

  • Explain how EDTA anticoagulates blood by calcium chelation
  • Relate fill volume to anticoagulant ratio and cell morphology preservation
  • Contrast EDTA with heparin and citrate for hematology versus coagulation testing

Section 1 of 15