Your job is more than a job It's one of nursing's best kept secrets. As a Recovery Room Nurse, you're a vital part of the Post Anesthesia Critical Unit (PACU) following radiology, cath lab, special procedures or surgery. While patients are still under the effects of anesthesia, each patient's recovery has its own pace, and so you monitor attentively until they are stable enough to go to their hospital room or discharged home.