Medicine 50 year old, Rishi has a diagnosis of pulmonary tuberculosis. How many infectious nuclei per cough are likely to be seen in sputum examination? A 1000 B 2000 C 3000 D 4000 💡 Explanation 50 year old, Rishi has a diagnosis of pulmonary tuberculosis. How many infectious nuclei per cough are likely to be seen in sputum examination? ✓ Correct Answer: C. 3000