PVR urine volume
Flow rate
Cytologic examination of the urine
Urodynamic studies
Pressure-flow studies
To help distinguish poor bladder contraction ability (detrusor underactivity) from BOO
May be considered in patients with predominantly irritative voiding symptoms
Used to gauge the severity of bladder decompensation; it can be obtained invasively with a catheter or noninvasively with a transabdominal ultrasonic scanner
Findings may prove useful for evaluating for BOO
Useful in the initial assessment and to help determine the patient’s response to treatment
