<prompt> Late onset hemorrhagic disease of newborn is characterized by all of the following features except?Usually occurs in cow-milk fed babiesOnset occurs at 4-12 week of ageIntracranial hemorrhage can occur.Intramuscular vitamin K prophylaxis at bih has a protective role  <response>: Ans. is a i.e., Usually occurs in cow-milk fed babies Haemorrhagic disease of new born is more common in breast fed infants because breast milk is a poor source of vitamin K- Nelson What is haemorrhagic disease of new born o It is a haemorrhagic disease of new born characterized by bleeding from various sites due to a transient deficiency of vitamin K dependent factors II, VII, IX X. . o Breast milk is a poor source of vitamin K and haemorrhagic manifestation are more common in breast fed infants. 