Blood Smear Evaluation Tutor

Case Description:

21 year old Caucasian male from the orthopedic clinic.
The automated differential flagged.
CBC:
RBC: 5.82 X10^6/mm3 (4.50-5.90)
WBC: 8.6 X10^3/mm3 (4.5-11.0)
Hgb: 13.7 gm/dl (13.5-17.5)
Hct: 41.6 % (40.0-51.0)
MCV: 71.6 fl (80.0-100.0)
MCH: 23.5 pg (26.0-34.0)
MCHC: 32.9 gm/dl (31.0-37.0)
RDW: 19.8 % (11.5-14.5)

Platelet Count: 139 X10^3/mm3 (130-400)

Automated Diff (in percent):
Lymphocytes: 20
Neutrophils: 68
Monocytes: 9
Eosinophils: 2
Basophils: 1