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Fig. 6 | Insights into Imaging

Fig. 6

From: Active surveillance of small renal masses

Fig. 6

Solid renal masses in two elderly patients with regular and irregular borders. a Axial contrast-enhanced CT in the arterial phase shows a hyperdense right renal mass with smooth margins and regular shape (arrow) which, if indicated, can be managed with active surveillance. b Axial contrast-enhanced CT scan in the nephrographic phase depicting a hypodense renal mass with irregular borders (arrow). Active surveillance is not indicated in this case

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