A 60-year-old male, chronic smoker presented with gross hematuria, pain in the left flank along with significant history of weight loss, fever and shoness of breath for 3 months. O/E, a mass was palpated in the left flank which was firm in consistency and about 5x5 cm in dimensions along with a left sided varicocele was noted. Lab findings revealed anemia along with hypercalcemia. Kidney biopsy was also done. Chest X-ray CECT pelvis All of the following are approved for the above condition except: -