good cardiologist in yelahanka Immediate Post-Angioplasty Care Hospital Stay: You may stay in the hospital for several hours or overnight for observation, especially if you had a stent placed. Rest: Rest is important, especially on the first day after the procedure. You’ll likely need to stay still for a few hours to prevent bleeding from the catheter insertion site. Discharge: Most people can go home within a day or two if there are no complications