This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'A 15-year-old boy presented with one day history of bleeding gums, subconjunctival bleed and purpuric rash. Investigations revealed the following results:\nHb-6.4 gm/dL\nTLC-26,500/mm3; Platelet - 35,000 mm3\nProthrombin time-20 sec with a control of 13 sec\nPartial thromboplastin time-50 sec and\nFibrinogen 10 mg/dl\nPeripheral smear was suggestive of acute myeloblastic leukemia. Which of the following is the most likely? \nSelect and explain. \nA. Myeloblastic leukemia without maturation, B. Myeloblastic leukemia with maturation, C. Promyelocytic leukemia, D. Myelomonocytic leukemia', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The child presented with acute onset of bleeding, along with the following laboratory findings:\n\nThrombocytopenia (35000/mm3 as compared to normal value of 1,50,000/mm3)\nIncreased prothrombin time (20s as compared to control of 13s)\nIncreased partial thromboplastin time (50s vs. normal 26-32s)\nDecreased fibrinogen (10 mg/dL vs. normal of 233-496 mg/dl)\n\nThese hematological abnormalities indicate disseminated intravascular coagulation.\nMost common form of AML associated with DIC is M3-AML (Acute promyelocytic leukemia).', 'role': 'assistant'}]