Urology medical calculators
All 4 Urology medical calculators on DocMath, A–Z. All specialties
- International Prostate Symptom Score (IPSS / AUA-SI)Grades lower urinary tract symptoms in men (7 symptom questions, 0–35) with the separate IPSS quality-of-life (bother) question; for initial assessment and follow-up of LUTS attributed to BPH.
- PSA density (with ellipsoid prostate volume)PSA divided by prostate volume (from MRI or TRUS), an adjunct for prostate cancer risk when prostate volume is known.
- PSA doubling time (log-linear regression)Rising PSA after treatment or on ADT: time for PSA to double, from 2–5 values by least-squares regression of ln(PSA) on time.
- STONE score (uncomplicated ureteral stone probability)Adult ED patient with flank pain being considered for CT: probability that a symptomatic ureteral stone is the cause (and of an important alternative diagnosis).