Fig. 1
From: Female urethral dilatation (bougierung): a case report
Vaginal ultrasound scan image of the urinary bladder after an attempt to completely empty the bladder. The examination was carried out with a LOGIQ S7® ultrasound machine (GE Healthcare, Chicago, IL, USA). PVRU represents the post-void residual urine volume (hyperechoic), inside the urinary bladder (dashed white line), while UR is the urethral length (arrow - 3.66 cm). PVRU post-void residual urine