Figure 3From: Minimally invasive treatment of urinary fistulas using N-butyl-2-cyanoacrylate: a valid first line option Treatment of case n. 5. A) Uro-CT scan following repeated embolization of a fistula of the upper calyx caused by thermal damage during laparoscopic enucleoresection of RCC. The radiopaque urine flows around the calyceal plug and reaches the external kidney surface. B) Inset: cyanoacrylate cast of the upper calyx removed at nephrectomy.Back to article page