1) Describe the differences between a normal patient’s CBC and
mystery patient 2’s CBC.
2) Make educated guesses as to what the problem might be with
the mystery patient or problems that are reflected in the
measurements of the CBC.
3) Come up with additional follow-up tests to gain more
information to make a more accurate diagnosis of the patient.
CBC: compete blood count reference ranges Blood component White blood cells Red blood cells* Abbreviation used WBC RBC Reference range SI Reference range 4.5-11.0 x 109/L Male: 4.3-5.9×102/L 500-11,000/mm2 Male: 4.3-5.9 million/mm Female: 3.5-5.5 million/mm Female: 3.5-5.5 x 10/L Male: 13.5-17.5g/d Male: 2.09-2 Female: 12.0-16.0 g/dL Female:1.86-2.48 Hemoglobin* HGB mmol/L HT Male: 4196-5396 Female: 3696-4696 Male: 0.41-0.53 Female: 0.36-0.46 Hematocrit Mean corpuscular volume MCV 80-100 um3 80-100 fl Mean corpuscular hemoglobin MCH 25.4-34.6 pg/cell 0.39-0.54 fmol/cell Mean corpuscular MCHC 31%-36% Hb/cell 4.81-5.58 mmol Hb/L hemoglobirn concentration Platelets Platelets 150,000-400,000/mm 150-400 x 109/L