Breast cancer presenting initially with urinary incontinence: a case of bladder metastasis from breast cancer.

Bladder metastasis from breast cancer is rare. Patients with breast cancer, in particular patients with a lobular carcinoma subtype, who present with urinary symptoms including incontinence, hematuria, dysuria, and frequency should have the possibility of bladder metastases kept in mind and investigated with cystoscopy and imaging as necessary.