RBC calculations - 1
Formulas for RBC calculations in #RBCs/mm3:
RBC = (#RBCs/5 “R” sections)(DCF)(VCF)
Example:
Following counts obtained in 5 “R” sections both sides:
  90
Must not vary by more than 10
100
  98
  94
  99
  96
  90
  92
Must not vary by more than 10
Must not vary by more than 15
482
477
AVG /5”R” = 479.5
100
100