Fig. 4From: Application of contrast-enhanced ultrasound in diagnosis and grading of bladder urothelial carcinomaCDFI and CEUS of high-grade BUC. (A) High-grade BUC, no obvious blood flow signal in the focus (arrow). (B) CEUS examination showed “low enhancement” (arrow). (C) TIC curve of high-grade BUC lesionsBack to article page