Re-do partial nephrectomy for metachronous Bosniak IV cyst

60 year old male. Normal renal function Previous robotic right partial nephrectomy Now with synchronous 2cm bosniak IV cyst – completely endophytic. Gold seeds were inserted percutaneously by DVIR to improve visualisation using intra-operative ultrasound. Hilar dissection was challenging due to previous partial nephrectomy. Tumour was identified and scored with diathermy. “Wheelbarrow” technique was used to complete the enucleo-resection. Histo – clear cell RCC with negative margins.