In these situations, special steps may be taken to make the CT scan safer.Special considerations A CT scan is one of the best ways of looking at soft tissues such as the heart and lungs.CT scanThyroid cancer - CT scanPulmonary nodule, solitary - CT scanLung mass, right upper lobe - CT scanBronchial cancer - CT scanLung mass, right lung - CT scanLung nodule, right lower lung - CT scanLung with squa