Acute urinary retention in a man? No problem! Catheter in, get him a leg bag, and he's on his way with a spring in his step. Unfortunately, that's not always the case. Sometimes these catheters can be a real bear to pass or other odious obstacles make this anything but a simple procedure. In this double header, EM doc Walker Foland and urologist Nora Takla give their tips on catheter passage, potential Foley complications, and the management of clot retention.