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Hematocrit

/hɪˈmæt.ə.krɪt/ noun Hematology
Board Reviewed
Reviewed: Aug 2026
Medical Definition

Percentage ratio of the volume of packed red blood cells to total blood volume.

Detailed Medical Explanation

Hematocrit is a key clinical concept in Hematology.

Percentage ratio of the volume of packed red blood cells to total blood volume.

Clinical Significance

In routine medical evaluation, understanding Hematocrit assists clinicians in differential diagnosis, laboratory interpretation, and patient management.

When to Consult a Physician

If you or a family member exhibit persistent symptoms or abnormal test results related to Hematocrit, consult a board-certified physician or specialist for evaluation.


Clinical Usage & Diagnostic Context

Elevated in severe dehydration and Dengue plasma leakage; decreased in anemia and acute hemorrhage.

Patient-Friendly Explanation

In simple terms, Hematocrit refers to: Percentage ratio of the volume of packed red blood cells to total blood volume.

Professional Clinical Context

Clinically, Hematocrit is categorized under Hematology. Primary clinical manifestations include: Percentage ratio of the volume of packed red blood cells to total blood volume.

Medical Disclaimer

This medical glossary entry is provided for health education and informational purposes only. It does not constitute medical advice, diagnosis, or treatment. Always consult a qualified healthcare professional regarding any clinical condition.

Terminology Metadata
  • Specialty Hematology
  • Part of Speech noun
  • Terminology Type test
  • Etymology & Origin Greek: haima (blood) + krinein (to separate)
  • Synonyms & Aliases Packed cell volume (PCV)
Authoritative References

WHO / Medical Literature

Educational / Fair Use
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