US Contrast Media in Prostatic Disease
Fig. 53.1 The CEUS image shows an increasing vascularization in the left peripheral zone, which is hypoechoic in the US with gray scale (white arrows). The pathologic exam confirmed a…
Scrotal Masses
Fig. 43.1 (a) Scrotal hydrocele. Extratesticular fluid collection with anechogenic appearance (asterisk). The testis (T) has normal size and echogenicity. (b) Long-standing hydrocele (asterisk) presenting with multiple thin avascular septa….
Kidney: Ultrasound Anatomy and Scanning Methods
Fig. 1.1 B-mode shows longitudinal section of a left kidney, with normal volume and echostructure and bipolar diameter of 11.3 cm In axial scans, acquired at the renal hilum, the…
US and Arteriovenous Fistulas for Hemodialysis
Fig. 56.1 Preoperative arterial mapping. DUS allows thorough assessment of the arterial circulation of the arm based on morphological and functional parameters. Left: B-mode evaluates vessel diameter, wall thickness, wall…
Ischemic Nephropathy
Age >55 years (considering that ischemic nephropathy predominantly interests to age >55/60 years old) Positive family history for coronary disease (mainly in the male patients in the age >50 years…
Ultrasound MRI Fusion Biopsy in Prostate Gland
Fig. 55.1 Images from a 59-year-old male with serum PSA 7.92 ng/mL, and one previous biopsy underwent an mp-MRI. The MRI demonstrated a PI-RADS 5 right posterior apex to mid-peripheral…
US Contrast Media in Renal Disease
Fig 52.1 (a) Early phase (20 s after microbubbles injection) corticomedullary differentiation is evident due to the rapid and intense enhancement of the renal cortex. (b) Late phase (45 s…
Ultrasound Study of the Urethra
Fig. 18.1 Anatomy of the male urethra The posterior urethra is composed of two anatomical segments: prostatic and membranous urethra. The prostatic urethra is almost entirely covered by the prostate…
Ultrasound Study of the Ureters and Intrarenal Excretory Tract
Fig. 16.1 A stone in the subjunctional tract of the right ureter Fig. 16.2 A stone in the lumbar tract of the left ureter. The ureteral ectasia continues beyond the…
Applications of Ultrasound in Emergency
Fig. 58.1 Renal colic. The right kidney shows moderate hydronephrosis (a). The pelvis is enlarged (P) due to a stone (arrow) inside the proximal ureter (b) Fig. 58.2 Renal stone….
