A new mother states that her infant must be cold because the baby's hands and feet are blue. The nurse explains that this is a common and temporary condition called:
a. Acrocyanosis.
b. Erythema neonatorum.
c. Harlequin color.
d. Vernix caseosa.
A
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A Acrocyanosis, or the appearance of slightly cyanotic hands and feet, is caused by vasomotor instability, capillary stasis, and a high hemoglobin level. Acrocyanosis is normal and appears intermittently over the first 7 to 10 days.
B Erythema toxicum (also called erythema neonatorum) is a transient newborn rash that resembles flea bites.
C The harlequin sign is a benign, transient color change in newborns. Half of the body is pale, and the other half is ruddy or bluish red with a line of demarcation.
D Vernix caseosa is a cheeselike, whitish substance that serves as a protective covering.
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