Late onset hemorrhagic disease of newborn is characterized by all of the following features, EXCEPT:: (A) Usually occurs in cow-milk fed babies, (B) Onset occurs at 4-12 week of age, (C) Intracranial hemorrhage can occur, (D) Intramuscular vitamin K prophylaxis at bih has a protective role
Answer is A. Late onset hemorrhagic disease of newborn occur in infants at 2 to 12 weeks who are exclusively breast fed, because breast milk contains very low levels of vitamin K. Ref: William's Obstetrics, 23rd Edition, Chapter 29; Nelson's Essentials of Pediatrics, 17th Edition, Pages 606, 607.