This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: G.I.T, Subject name: Medicine
In a course of epidemic of hepatitis, fulminant hepatitis is seen in 
Select and explain. 
A. Malnourished child, B. Pregnant female, C. Old age, D. Child < 15 years
D: Child < 15 years
Answer: D: Child < 15 years 
Explanation: Fulminant hepatic failure (FHF) is usually defined as the severe impairment of hepatic functions or severe necrosis of hepatocytes in the absence of preexisting liver disease. However, unlike in adults, encephalopathy may be absent, late, or apparent in children only at the terminal stages. Thus, the emphasis in children is placed on the presence of significant coagulopathy in the absence of sepsis or disseminated intravascular coagulation that is not correctable by the administration of parenteral vitamin K within 8 hours. Ref Davidson edition23rd pg883