- Patient preparation: full bladder (clamp Foley)
- Contrast used: none
- Technique: position the patient in supine and then prone positions
- Images to obtain: sagittal and transverse grayscale images of the kidneys in both supine and prone positions, sagittal and transverse images of the bladder
- Looking for: renal length – symmetrical or not, collecting system – single or duplicated, hydronephrosis, hydroureter, vesicoureteral reflux, ureterocele, bladder stone, in patients with decreased urine output make sure to rule out renal vein thrombosis using spectral doppler
- Post procedure tasks: none