A Cardiac Cath Lab Nurse Practitioner is an advanced practice registered nurse (APRN) who specializes in cardiovascular care, particularly in catheterization procedures. They work closely with cardiologists to assess, diagnose, and treat heart conditions, assisting in procedures such as angioplasties, stent placements, and electrophysiology studies. Their responsibilities include patient evaluations, pre- and post-procedure care, prescribing medications, and educating patients on their heart health. This role requires expertise in cardiovascular medicine, critical thinking, and the ability to respond quickly in high-pressure situations.