Table 6.

CBC results for Case 3 after warming the sample to 37°C for retesting.

ResultsUnitsReference Interval
RBC3.3106/μL3.80-5.10
HB9.5g/dL11.5-15.0
HCT29%34-44
MCV93fL80-100
MCH29pg27.0-34.0
MCHC33%32-36
RDW16.0%11.7-15.0
Relative reticulocyte count5.5%0.5-2.0
Absolute reticulocyte count181103/μL20-115
Immature reticulocyte fraction19.5%2.0-16.0
MorphologySpherocytosis, slight anisocytosis, and polychromasia