Urothelial Tumors of the Renal Pelvis and Ureter,Treatment,Surgical treatment radical nephrectomy renal-sparing surgery Immunotherapy TIL(Tumor Infiltrating Lymphocytes) LAK(Lymphokine Activated Killer cells) Hormonal therapy,Symptoms,Gross or microscopic hematuria with long thin clots (most common) Flank pain Acute colic,Diagnosis,Excretory Urography (filling defect) Retrograde Urography Computed Tomography Ultrasonography Cytopathology Ureteroscopy and Nephroscopy,Treatment,Total Nephroureterectomy with a cuff of bladder Other treatment Conservative excision Ureteroscopic treatment Percutaneous treatment Radiation therpy,