Miliary nodules widely scattered throughout the lungs are the result of which of the following routes of spread of tuberculosis?

Question

Quizplus · Accepted Answer

Widely scattered miliary nodules in the lungs are a classic manifestation of hematogenous spread of tuberculosis, in which the bacilli spread through the bloodstream and infect multiple areas of the body, including organs like the lungs. The other routes mentioned - bronchogenic, aspiration, and inhalation - all involve direct spread of bacilli into the lungs, rather than hematogenous spread, and would not result in multiple widely-scattered nodular lesions.

Miliary Nodules Widely Scattered Throughout the Lungs Are the Result