Intraoperative Folate Targeted Fluorescence in Renal Cell Carcinoma

Inclusion criteria for localized RCC treated with partial nephrectomy

To be considered eligible to participate in this study, a patient must meet all the inclusion criteria listed below:

• ≥ 18 years of age.
• Have primary or suspected diagnosis of RCC, with presence of cT1-2 renal mass by diagnostic CT assessment.
• Scheduled for partial nephrectomy of renal mass.
• Expected survival of at least 3 months.
• Written informed consent available.
• ECOG ≤ 1 (Appendix G).
• Negative serum or urine pregnancy test within 24 hours for females of child bearing age
• Recovered from toxicity of any prior therapy to ≥ grade 1.

Inclusion criteria for advanced RCC treated with radical nephrectomy

To be considered eligible to participate in this study, a patient must meet all the inclusion criteria listed below:

• ≥ 18 years of age.
• Have pathologic or suspected diagnosis of RCC with presence of cT1-4 renal mass and evidence of nodal or metastatic involvement by diagnostic CT assessment
• Scheduled for radical nephrectomy and lymph node dissection.
• Expected survival of at least 3 months.
• ECOG ≤ 2.
• Negative serum or urine pregnancy test within 24 hours for females of child bearing age.
• Recovered from toxicity of any prior therapy to ≥ grade 1
• Written informed consent available.

Exclusion criteria for both localized and advanced RCC

• History of any anaphylactic reaction, any severe allergy, or any allergy to folate.
• Brain metastases
• Baseline GFR < 50 mL/min/1.73m2)
• Hepatic toxicity ≥ Grade 2 (using CTCAE version 4 standard definitions).
• Participation in another investigational drug trial either concurrently or 30 days prior to surgery
• Any medical condition that in the opinion of the investigators could potentially jeopardize the safety of the patient, limit the patient's ability to complete the study, and/or compromise the objectives of the study.
• Known sensitivity to fluorescent light