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': 'Systemic military TB occurs when spread occurs ? \nSelect and explain. \nA. Aerial, B. Venous, C. Lymphatic, D. Direct dissemination', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., AerialSystemic miliary tuberculosis occurs when tubercle bacteria disseminate through the systemic aerial system. Miliarytuberculosis is most prominent in the liver, bone marrow, spleen, adrenals, meninges, kidneys, fallopian tubes, and epi- didymis, but could involve any organ.Miliary pulmonary disease occurs when organisms draining through lymphatics enter the venous blood and circulate back to the lung.", 'role': 'assistant'}]