Contrast-Enhanced Ultrasound in the Bladder: Critical Features to Differentiate Occupied Lesions

Table 1

Internal blood flow showing in the bladder mass concerning CDFI and CEUS.

Diameter of masses	N	CDFI		CEUS
		+	-	+	-
≤2.0 cm	19	6	13	19	0	0.00001
>2.0 cm	32	26	6	32	0	0.01008
	51	32	19	51	0	<0.00001