Test 2

Question 1

Normal RBC range

What do abnormal findings imply?

Answer 1

Females: 4.2-5.4 million/uL
Males: 4.7-6.1 million/uL

Decreased: Possible anemia or hemorrhage
Increased: Possible chronic hypoxia or polycythemia Vera

Question 2

Normal Hemoglobin level (Hgb)

Abnormal results significance?

Answer 2

Females: 12-16 g/dL
Males: 14-18 g/dL

Decreased: Possible anemia or hemorrhage
Increased: Possible chronic hypoxia or polycythemia Vera

Question 3

Normal Hematocrit (Hct)

Abnormal significance?

Answer 3

Females: 37-47%
Males: 42-52%

Decreased: Possible anemia or hemorrhage
Increased: Possible chronic hypoxia or polycythemia Vera

Question 4

Normal WBC count?

Abnormal significance?

Answer 4

5000-10,000/mm3

Increased: infection, inflammation, autoimmune, and leukemia
Decreased: Prolonged infection, bone marrow suppression

Question 5

Normal Iron (Fe) levels?

Abnormal significance?

Answer 5

Females: 60-160 mcg/dL
Males: 80-180 mcg/dL

Increased: liver disorders, hemochromatosis, megaloblastic anemia
Decreased: Fe deficiency anemia, hemorrhage

Question 6

Normal platelet count?

Abnormal significance?

Answer 6

150,000 - 400,000 /mm3

Increased: polycythemia Vera or malignancy
Decreased: Bone marrow suppression, autoimmune, hypersplenism

Question 7

Normal PT time? INR? PTT?

Answer 7

PT: 11-12.5 sec
INR: 0.7-1.8
** When using Warfarin, therapeutic INR range is 2.0-3.0 regardless of PT
PTT: On Warfarin is 1.5-2.0, maybe greater

Question 8

Normal serum ferritin

Significance?

Answer 8

Normal range is 12 - 300 ng/mL

Less than 10 ng/mL can indicate iron-deficiency anemia