For a patient who presents with >1L urinary retention and normal labs, do you recommend observation and serial labs or discharge with a Foley?

My usual strategy for a patient such as this is place an indwelling catheter for a period of time (at least 3 days but no issues if want to wait a bit longer - maybe a week or so) and then bring back to the office for a voiding trial. No need for serial labs unless there is a concern for post-obstru...

If the patient is stable/coherent, with a normal creatinine and urinary retention with a liter of bladder volume, I would generally feel comfortable sending them home with a Foley. If the bladder volume was higher, I would obtain a renal ultrasound to check for hydronephrosis and consider observing ...