68Ga-C1 PET/ CT Imaging in Clear Cell Renal Cell Carcinoma

Who May Qualify: 1. Signed written willing to sign a consent form； 2. Age ≥18； 3. Patients with confirmed or suspected clear cell renal cell carcinoma; 4. Expected survival ≥6 months. Who Should NOT Join This Trial: 1. Renal mass is known to be a metastasis of another primary tumor; 2. Have other malignancies that require treatment; 3. Have received chemotherapy, radiotherapy, or immunotherapy within 4 weeks; 4. Renal insufficiency with glomerular filtration rate (GFR) ≤ 60 mL/min/1.73 m²; 5. Pregnant and lactating women or female patients plan to become pregnant within 6 months; 6. Uncontrolled psychiatric disorders; 7. Vulnerable population (e.g., being in detention) or have a serious non-malignant disease (e.g., infectious disease, autoimmune conditions (where your immune system attacks your own body), or metabolic disease). Always talk to your doctor about whether this trial is right for you.