Fig. 1From: Percutaneous nephroscopy combined with ultrasound-guided negative-pressure suction for the treatment of perinephric abscess: a case seriesIntraoperative image that shows the percutaneous nephroscopy combined with ultrasound-guided negative-pressure suction for the treatment of perinephric abscess. A Negative-pressure suction was used to aspirate the pus. B Foreign body forceps were used to remove necrotic tissueBack to article page