Lab Notes - 1
Normal RBC counts:
Adult females =
RBC = 3.60 – 5.60 x 10
12
/L
Adult males =
RBC = 4.20 – 6.00 x 10
12
/L
Newborns =
RBC = 5.00 – 6.50 x 10
12
/L
1 year old =
RBC = 3.50 – 5.10 x 10
12
/L
Specimen of choice for RBC counts:
EDTA or heparin
Cells lysed by RBC diluting fluid:
No cells are lysed since it is normal saline