This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Beta thalasemmia, Subject name: Pathology
[{'content': 'A child died soon after bih. On examination, there was hepatosplenomegaly and oedema all over the body. Most probable diagnosis is - \nSelect and explain. \nA. Beta Thalassemia, B. Alpha Thalassemia, C. Hereditary spherocytosis, D. Sickle cell anemia', 'role': 'user'}, {'content': 'Answer: B \nExplanation: - Features given in the question suggests the diagnosis of Hydrops fetalis. - Out of all the four types of hemolytic anemias only severe form of alpha thalassemia caused d/t deletion of all 4 alpha globin chains, have such severe presentation at bih. - In all other conditions the newborn is either normal or has mild jaundice.', 'role': 'assistant'}]