CT-guided drainage plus sclerotherapy for great renal cysts: a report of 10 cases

Objective: To observe the clinical effect of CT-guided drainage plus sclero-therapy on great renal cysts.Methods: Ten cases of great renal cysts with a diameter of 8 cm or more were punctured 7F tubes for drainage under the guidance of CT,and ethanol was injected regularly for sclerotization.After each injection,the tube was clipped for 1 to 2 hours before drainage.B mode ultrasound was performed regularly,and the time to extract the tube was decided according to the amount of drainage.Results: B mode ultrasound showed that all the 10 cases of great renal cysts were cured three months after the therapy.Conclusions: CT-guided drainage plus sclero-therapy is safe and effective for treatment of great renal cysts.