A 7-year-old child presents to the emergency department, where the parent reports a 3-week history of pale skin, extreme fatigue, and dizziness. Which laboratory value would the nurse correlate with the patient's current condition?
A.
Hematocrit: 33%
B.
Hemoglobin: 13.2 g/dL
C.
Red blood cell count: 2.8/mm3
D.
White blood cell count: 12.3/mm3
ANS: C
For a child of this age, a normal RBC count is 4-5.2/mm3. Low RBCs can lead to pallor, fatigue, headaches, and dizziness, as tissues are not being oxygenated. The other laboratory values are normal.
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