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🌱 來自: [[Diagnostic evaluation-anemia]]

Reticulocyte index

缺血時R佔比天然地變高，因此要給他打折才不會誤以為骨髓生產力好

RI =

[reticulocyte count × (Pt’s Hct/nl Hct)]/maturation factor]

maturation factors for a given (天)

  • Hct: 45% = 1,
  • 35% = 1.5,
  • 25% = 2,
  • 20% = 2.5

RI >2% → adequate marrow response; RI <2% → hypoproliferation

1

1.
Ventilation with Lower Tidal
Volumes as Compared with Traditional Tidal Volumes for Acute Lung Injury
and the Acute Respiratory Distress Syndrome. New England Journal of
Medicine. 2000;342(18):1301-1308.
doi:10.1056/NEJM200005043421801

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