Fig. 3From: 3.0T MRI for long-term observation of lung nodules post cryoablation: a pilot studyPost-contrast images of venous phase (a), T1WI (b), and T2WI (c) of a progressive lesion. Progression was noted at 3 months postoperatively. Images obtained at 1 week and 1 month postoperatively showed an unclear and incomplete hypointense rim, especially the T2WI imagesBack to article page