Radiology Which of the following signs suggest benign nature in the evaluation of solitary pulmonary nodule on CT scan? A Air bronchogram in nodule B Presence of amorphous calcification C Fat density within the lesion D Spiculated outline 💡 Explanation Which of the following signs suggest benign nature in the evaluation of solitary pulmonary nodule on CT scan? ✓ Correct Answer: C. Fat density within the lesion