Diagnosis and treatment of bacteria bolt in upper urinary tract / 中华泌尿外科杂志

ABSTRACT

Objective To improve the understanding of bacteria bolt in upper urinary tract,and to investigate its diagnosis and treatment.Methods The clinical data of 11 cases with bacteria bolt in upper urinary tract were reviewed retrospectively.The clinical manifestation and treatment were summarized.Results Infection and obstruction were the clinical manifestation.Two-stage treatment was provided.Ureteral stent was indwelled in two cases,and percutaneous nephrostomy was provided at the first stage in the other 9 cases.Then the bacteria bolt was taken by ureteroscopy (1 case) or by percutaneous nephrostomy (10 cases) when the condition improved.The second stage operation took 37 min on average (ranged from 20 to 55).Estimated blood loss 60 ml on average (ranged from 10 to 200 ml).Hemoglobin decreased 5.1 g/L (3-11 g/L) 48 hours after operation in the 10 cases underwent percutaneous nephrostomy.Bolt-free rate was 100％.There was no infectious shock occurred.No relapse was observed during the 16 months of follow-up.Conclusions Bacteria bolt in upper urinary tract is not common.Infection and obstruction are its manifestation.Two-stage treatment is safe and effective.