A 3.8-kg infant was delivered vaginally at 39 weeks after a 30-minute second stage. There was a nuchal cord. After birth the infant is noted to have petechiae over the face and upper back. Information given to the infant’s parents should be based on the knowledge that petechiae_________________.
a. Are benign if they disappear within 48 hours of birth.
b. Result from increased blood volume.
c. Should always be further investigated.
d. Usually occur with forceps delivery.