For this reason certification is often required for employment as a cardiac nurse or cath lab nurse certification also demonstrates a high level of competence in the field of cardiovascular care which helps provide high quality care to patients and establish trust as well.

Critical care nurses ccns provide direct hands on care for critically ill or injured patients in pre and postoperative medical settings they are tasked with assessing the risks and benefits of proposed medical interventions rendering life saving treatment in emergency situations and nursing patients back to health.

Advanced practice nurse salaries are considerably above the national median annual salary of 39 810 the highest paid aprn specialization is nurse anesthetist with a median annual salary of 174 790 and the lowest paid is clinical nurse specialist at an average 91 300 annual salary.