Medicine A patient presents with a cavitatory lesion in right upper lobe of lung. The best investigation is? A Branchoscopy, lavage and brushing B C.T. Scan C X ray D FNAC 💡 Explanation A patient presents with a cavitatory lesion in right upper lobe of lung. The best investigation is? ✓ Correct Answer: A. Branchoscopy, lavage and brushing