<unk>  is non-invasive and does not involve radiation, unlike some methods of imaging of the<unk><unk>  such as X-rays or CT scans. It is usually painless. It is safe in pregnancy. Risks specific to the scan involve: * Discomfort from the abdominal probe * Distress related to results that are reported * Financial risks related to the scan, especially if it produces an indeterminate result * Risks entailed with treatment or further investigations required following the results. Abdominal obesity, gas within the colon, and barium within the intestines can all impact the accuracy of the test.
Urinary tract ultrasound
Urine cytology
Cystoscopy
Cystography
Computed tomography urography
Cystometry
Voiding cystourethrography
Renal ultrasonography