<prompt> In miliary TB the granulomas are of size :3-4mm1-2 mm0-1 mm4-5mm  <response>: Miliary TB is due to hematogenous spread of tubercle bacilli. The lesions are usually yellowish granulomas 1-2 mm in diameter that resemble millet seeds. Reference: Harrisons Principles of Internal Medicine, 18th Edition, Page 1349 