MDCalc

Assure Renal Cell Carcinoma (RCC) Prognosis

Predicts survival and recurrence in intermediate and high risk localized renal cell carcinoma after surgical resection.

  • Do not apply before final surgical pathology is available.
  • Do not use in metastatic disease at presentation or in low-risk tumors (pT1a any grade, pT1b grade 1–2).
years
cm

Renal histology

Coagulative necrosis

Regional lymph nodes

Vascular invasion

E.g., Segmental vein/arteriole invasion, renal vein invasion, caval invasion

Sarcomatoid features

Result:

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Advice

Use results in combination with the complete clinical picture and specialist expertise to inform, not dictate, goals-of-care discussions and management decisions, including:

  • Adjuvant therapies.
  • Surveillance imaging and frequency.
  • Clinical trial eligibility.
  • Comorbidity management.
Management
  • Low predicted risk (DFS/OS): Routine guideline-based surveillance imaging (e.g., per NCCN schedule); adjuvant systemic therapy is generally not indicated.

  • Intermediate predicted risk: Consider more frequent surveillance imaging and discuss clinical trial enrollment, given uncertain benefit of standard adjuvant therapy in this group.

  • High predicted risk (DFS/OS) or high-risk EDP classification:

    • Consider referral for discussion of adjuvant systemic therapy (e.g., adjuvant pembrolizumab per KEYNOTE-564 in eligible patients) or enrollment in an adjuvant/neoadjuvant clinical trial, and intensify surveillance imaging (e.g., every 3–6 months) given the elevated risk of early recurrence.

    • Use the high-risk EDP classification specifically to identify patients who warrant the earliest and most intensive surveillance interval within the first postoperative year.

Critical Actions
  • Do not apply before final surgical pathology is available; the score requires complete resection with central/final staging and cannot substitute for preoperative clinical or imaging-based staging.

  • Do not use in metastatic disease at presentation or in low-risk tumors (pT1a any grade, pT1b grade 1–2); the model was not derived or validated in these populations.

  • This is a prognostic, not predictive, tool; an elevated score identifies patients at higher risk of recurrence or death but does not itself establish that adjuvant therapy will improve outcomes for a given patient.

  • Interpret long-term (5–10 year) risk estimates cautiously given the model's demonstrated time-dependent loss of discrimination; short-term (1–2 year) estimates are more reliable.