The balloon does not inflate after it is in place. Usually the doctor will check the balloon inflation before inserting the catheter into the urethra. If the balloon still does not inflate after its placement into the bladder, the doctor will use another Foley catheter. Urine stops flowing into the bag. The doctor will check for correct positioning of the catheter and bag and for obstruction of urine flow within the catheter tube.
Urine flow is blocked.
The doctor will have to change the bag or the Foley catheter. Your urethra begins to bleed. The doctor will have to monitor the bleeding. The Foley catheter may introduce an infection into the bladder. The risk of infection in the urine increases with the number of days the catheter is in place.