Spontaneous regression of multiple pulmonary metastases accompanied by normalization of serum immune markers following cytoreductive nephrectomy in a patient with clear-cell renal cell carcinoma.

Monitoring of serum immune markers may be useful to identify patients with recovered immune function and, therefore, may not require systemic therapy. Similarly, the case suggests a potential role of cytoreductive nephrectomy in the contemporary management of metastatic renal cell carcinoma.