To provide an overview of the biological mechanism and pattern of oligoprogression in renal cell carcinoma (RCC) and the most updated role of surgery in this setting, highlighting scientific gaps and informing future implications.
A non-systematic search of PubMed/MEDLINE was performed in August 2025 including guidelines, reviews, and original studies. Additional sources were identified through manual reference screening.
Oligoprogression in RCC likely arises from clonal evolution dynamics, with spatially confined subclone mutations and microenvironmental niches yielding differential responses to treatment. Complete metastasectomy may offer a survival benefit, spare patients toxic side effects of systemic therapy, and offers the possibility of histopathological and molecular characterisation of residual disease. Surgery is also particularly important in delayed cytoreductive nephrectomy as the site of oligoprogression. However, this must be weighed against non-negligible surgical morbidity and complication rates. International guidelines recognise the role of surgical resection in the metastatic setting but emphasise low evidence levels and careful patient selection requirements.
Limited evidence derived from the oligometastatic context constrains optimal patient selection and timing strategies in oligoprogressive RCC. Following the establishment of consensus over definitions and research gaps, future research integrating molecular biomarkers, novel imaging tracers, and multicentre collaborative studies will be essential to develop evidence-based surgical management protocols for this increasingly common clinical scenario.
BJU international. 2026 Apr 13 [Epub ahead of print]
Chiara Re, William H J Ince, Leo Bickley, James P Blackmur, Mouhamad H Ismail, Justicia Kyeremeh, Teele Kuusk, Eva Mendes Serrao, James O Jones, Grant D Stewart
Department of Surgery, University of Cambridge, Cambridge Biomedical Centre, Cambridge, UK., CRUK Cambridge Centre, University of Cambridge, Cambridge, UK., Department of Medicine, Cambridge University Hospitals NHS Foundation Trust, Cambridge, UK., Department of Urology, Western General Hospital, Edinburgh, UK., Department of Radiology, Cambridge University Hospitals NHS Foundation Trust, Cambridge, UK.