Bottom lineSingle-port partial nephrectomy achieves oncologic and functional outcomes comparable to multiport, with measurable advantages in pain, ambulation, and cosmesis. Operative and warm-ischemia times are modestly longer in early-experience series and narrow with case volume.
Perioperative and oncologic outcomesSingle-institution series report similar trifecta achievement and equivalent positive margin rates between single-port and multiport partial nephrectomy Kaouk 2022Glaser 2021. Operative and warm-ischemia times were modestly longer in the early single-port experience and narrowed with case volume.
Functional recoveryGFR preservation at 6 and 12 months was equivalent between approaches in a propensity-matched multi-institutional cohort Lenfant 2023. Subgroup analyses suggest comparable recovery across RENAL score strata.
Convalescence and patient experienceSingle-port cases show lower inpatient opioid use, shorter time to first ambulation, and higher patient-reported cosmesis scores Garisto 2021. Same-day discharge has been reported in early series with appropriate selection.
Most reports are retrospective and single-center. Multi-institutional prospective data with standardized PRO instruments are scarce, particularly for cT1b masses and complex tumor morphology.
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