The diagnosis of yo-yo reflux in patients with partial collecting system duplications is difficult. We report a case of recurrent urinary tract infections due to partial duplication of the collecting system in which yo-yo reflux is demonstrated with color and pulse wave Doppler. Our aim is to highlight the fact that radiologists and clinicians should be aware of this noninvasive. inex... https://halohealthcarers.shop/product-category/patient-lifts/