Objective: CT-based Bosniak classification system has been routinely used to assess complex renal cystic lesions and also been applied to contrast-enhanced magnetic resonance imaging (CEMRI) and contrast-enhanced ultrasound (CEUS). Besides. the 2019 new version incorporated MRI into the Bosniak system. However. https://cuttingedgecutleryco.shop/product-category/crossbow/