Background:

Breast metastases to ureter are extremely rare. Most are asymptomatic.

Case report:

A 67-year-old woman with 5 years of evolution, with right breast cancer stage IA luminal A. She presented repeated urinary tract infection, total macroscopic hematuria and pain in the right renal fossa. The computed tomography showed dilation of the upper calyx and filling defect in the renal pelvis. A right laparoscopic radical nephroureterectomy was realized; the histopathological report was metastasis of infiltrating carcinoma without specific pattern involving renal pelvis and ureter.

Conclusions:

Late metastasis of breast cancer to ureter and pelvis are rare.