Ureteral Benign Neoplasm, also known as primary malignant neoplasm of ureter, is related to ureter, cancer of and hydronephrosis. An important gene associated with Ureteral Benign Neoplasm is SMIM20 (Small Integral Membrane Protein 20), and among its related pathways/superpathways is Bladder cancer. The drugs Racepinephrine and Epinephryl borate have been mentioned in the context of this disorder. Affiliated tissues include lymph node and kidney.