While caring for a post-term infant, the nurse recognizes that the elevated hematocrit level most likely results from:
a. hypoxia in utero.
b. underproduction of red blood cells.
c. increased breakdown of red blood cells.
d. the normal expected shift from fetal hemoglobin to normal hemoglobin.
ANS: A
While in utero, the infant who is hypoxic will compensate by producing more red blood cells. An elevated hematocrit results from an overproduction of red blood cells. It would be seen with a decreased breakdown of red blood cells and is not a normal shift from fetal hemoglobin to normal hemoglobin.
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