Why is there still water after hydronephrosis surgery

1, the normal

phenomenon of hydronephrosis surgery is to remove obstruction, if the amount of hydronephrosis than before surgery, often considered a normal phenomenon, after a period of recovery, the body can absorb residual hydronephrosis.

2, infection

If the surgical instrument disinfection is not up to standard, or improper postoperative care of patients, there may be infection. Inflammatory factors, pathogens and other substances can stimulate the kidney and its surrounding tissues, so that it secretes a large number of inflammatory secretions, and accumulated in the local, resulting

in hydronephrosis after surgery

.

3, urinary tract obstruction

If kidney stones, ureteral stones, bladder tumor and other conditions occur after surgery, the urinary system may be blocked again, resulting in hydronephrosis.