A bedside ultrasound was conducted to assess for bladder volume with clinical indications of urinary retention. The bladder was identified and viewed in the transverse and sagittal plane. The bladder volume was calculated to be ***ml.
See Renal ultrasound, FAST exam, and Transabdominal pelvic ultrasound for further documentation for in other indications
Bladder ultrasound
Bladder lavage
Suprapubic bladder aspiration
Renal ultrasound
Suprapubic catheter placement
Urine analysis
Pelvic ultrasound 
Digital EpiPen injection