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Common CBC Errors and Interferences

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

Preanalytical, analytical, and post-analytical CBC errors, troubleshooting spurious results with repeats, smears, and alternate methods.

Intermediate28 min read15 sectionsHematology
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Learning Objectives

Getting started

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Learning Objectives

Learning Objectives

Section: Learning Objectives

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

  • Identify common causes of spurious CBC results by parameter line
  • Apply troubleshooting: repeat, warm, dilute, alternate tube, smear
  • Document error source in the preanalytical–analytical chain

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