Neoadjuvant of Axitinib Plus PD-1 to Improve Disease Free Survival of Patients With Renal Cell Carcinoma

Inclusion Criteria: 1. Voluntarily agree to participate in this study and sign the informed consent form; 2. Males or females between 18 years old and 80 years old; 3. Diagnosed as clear cell carcinoma or renal cell carcinoma predominantly composed of clear cell carcinoma through histopathological examination 4. CT or MRI clinical staging is T2G4 or T2 with sarcomatoid differentiation, T3-4, N1; 5. ECOG performance status: 0 or 1 point; 6. Sufficient heart, bone marrow, liver, and kidney functions: Cardiac function: Cardiac function class 0-2; Blood routine test: WBC≥3.5×10\^9/L, absolute neutrophil count ≥1.5×10\^9/L, PLT≥75.0×10\^9/L, HGB≥80g/L; Liver function: Total bilirubin ≤1.5×upper limit of normal (ULN), aspartate aminotransferase (AST) and alanine aminotransferase (ALT) ≤2.5×ULN; Renal function: GFR ≥ 45 ml/min. Exclusion Criteria: 1. With distant metastasis 2. Severe liver and renal dysfunction, combined with other serious diseases; 3. Serious cardiovascular disease, including any of the following: myocardial infarction or arteritis or venous thrombosis (such as pulmonary embolism) in the past 1 year; 4. Severe/unstable angina pectoris; uncontrolled hypertension; 5. Class III or IV heart failure by New York Heart Association (NYHA) Functional Classification; 6. Ventricular arrhythmia requiring drug treatment.