SLM + Axitinib for Clear Cell RCC

Inclusion Criteria: Each patient must meet all of the following criteria to be enrolled in this study: * Histologically and radiologically confirmed advanced metastatic CCRCC in patients who have had at least one prior systemic therapy, which can include axitinib for the dose escalation part. In the expansion and pilot phases, patients with prior axitinib are allowed, as long as the last dose of axitinib was longer than 6 months ago. * Written and voluntary informed consent. * At least one Response Evaluation Criteria In Solid Tumors (RECIST)-defined target lesion. \*Patient must have documented disease progression. * Renal function (creatinine level within normal institutional limit, or creatinine clearance \>15 mL/min/1.73 m2 for patients with creatinine levels above institutional normal, calculated using the Cockcroft-Gault formula). * Liver function (AST/ALT \<2.5 X institutional upper limit of normal OR \< 5 x institutional upper limit of normal in cases of liver metastases; Total bilirubin ≤ 1.5 times ULN.) * Adequate hematological lab values including; * Absolute Neutrophil Count (ANC) ≥ 1.0 x 109/L * Platelets ≥ 100 x 109/L * Hemoglobin ≥ 7.0 g/dL * Eastern Cooperative Oncology Group (ECOG) performance status of 0 (fully active, able to carry on all pre-disease performance without restriction), 1 (restricted in physically strenuous activity but ambulatory and able to carry out work of a light or sedentary nature, such as light housework or office work) or 2 (…