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December 3, 2024

What is a Nurse Anesthetist (CRNA)? A Complete Guide

Medically Reviewed by
Updated On
December 16, 2024

If you’re considering a career in healthcare, becoming a Certified Registered Nurse Anesthetist (CRNA) might be the perfect path for you. 

CRNAs are advanced practice nurses who specialize in administering anesthesia, monitoring patients, and ensuring their safety during medical procedures. This high-demand role requires critical thinking, technical expertise, and a commitment to patient care. 

This guide will walk you through everything you need to know about the CRNA career, from responsibilities and education to career opportunities and challenges.

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History of Nurse Anesthesiology

Nurse anesthetists have been providing anesthesia in the U.S. for over 150 years, starting during the Civil War and playing a key role in World War I, where they cared for injured soldiers. 

The CRNA credential was created in 1956, and in 1986, CRNAs became the first nursing group to get direct Medicare payments. In 2001, a new rule allowed state governors to let CRNAs work without a doctor’s supervision. 

Today, CRNAs play critical roles in all branches of the military, providing anesthesia care on the front lines, navy ships, and during medical evacuations worldwide. They are also keystone healthcare providers in many hospitals and private practices, especially in rural areas.

What is a Nurse Anesthetist (CRNA)?

A Certified Registered Nurse Anesthetist (CRNA) is an advanced practice nurse (APRN) with specialized training to administer anesthesia and medications, monitor patients during and after procedures, and ensure pain management and recovery.

What Does a Nurse Anesthetist Do?

CRNAs play a vital role in healthcare, working closely with surgeons, anesthesiologists, and other medical professionals to provide safe and effective anesthesia care. Their responsibilities include:

Patient Assessment and Pre-Operative Care

CRNAs evaluate patients’ medical history, conduct physical exams, order appropriate laboratory tests, and develop tailored anesthesia plans. This process involves identifying potential risks and selecting the safest and most effective type of anesthesia for the procedure.

Anesthesia Administration and Monitoring

CRNAs develop and implement anesthesia care plans tailored to each patient, selecting and administering medications, fluids, and blood products necessary for sedation, anesthesia, and pain management. 

They handle equipment setup, perform safety checks, and manage invasive and non-invasive monitoring during procedures.

They are skilled in airway management, including intubation, and ensure patient stability during and after anesthesia by monitoring responses, adjusting care plans, and providing ventilatory and cardiovascular support.

In addition to acute care, CRNAs manage various regional anesthetic techniques such as epidurals, nerve blocks, and local infiltrations. They also provide care for patients in intensive care settings, manage emergencies using advanced life support techniques, and educate patients and caregivers on post-anesthesia care.

Post-Operative Care and Patient Recovery

CRNAs also play a vital role in postoperative recovery by facilitating emergence from anesthesia, evaluating patient responses, and ensuring readiness for discharge. They also may assist with both acute and chronic pain management and consult with respiratory care providers to optimize respiratory and ventilatory support when needed. 

Their diverse skill set and adaptability make CRNAs essential members of the healthcare team in a wide range of medical settings.

Settings of Practice

CRNAs work in diverse environments, depending on the needs of their communities:

Hospitals: CRNAs are part of surgical and trauma teams in both urban and rural hospitals. They may work in psychiatric centers, labor and delivery, emergency rooms, or other hospital departments.

Outpatient Surgery Centers: they provide anesthesia for less invasive procedures that don’t require hospital stays.

Dental Offices: some CRNAs specialize in administering anesthesia during oral surgeries.

Military Settings: CRNAs serve in the armed forces, often operating in high-pressure environments like combat zones or field hospitals.

Private Practice: in independent settings, CRNAs may collaborate with clinics or operate their own businesses.

Job Outlook for a Nurse Anesthetist

According to the U.S. Bureau of Labor Statistics, employment for nurse anesthetists, nurse practitioners, and nurse midwives is expected to grow much faster than average, by up to 40% from 2023 to 2033.

Each year, approximately 31,900 job openings are projected for nurse anesthetists, nurse midwives, and nurse practitioners combined. These opportunities are influenced by an increasing demand for healthcare services and the ongoing need to replace retiring workers or those transitioning to other roles. 

How to Become a Nurse Anesthetist

Becoming a CRNA requires dedication and a structured educational path, with a minimum 8-8.5 year time commitment. Here’s a detailed breakdown:

Earn a Bachelor of Science in Nursing (BSN) or a Graduate Degree in Nursing

A Bachelor of Science in Nursing (BSN) is the first step, typically requiring about four years to complete. Coursework includes biology, pharmacology, and clinical practice, preparing students for the NCLEX-RN exam. 

People pursuing a CRNA may elect to get a graduate degree in nursing, such as a master’s of science degree in nursing (MSN) or a doctor of nursing practice (DNP). Beginning in 2025, a doctoral degree will be required for CRNAs.

Obtain a Registered Nurse (RN) License

Passing the NCLEX-RN exam is required to practice as a registered nurse (RN), which is essential for gaining the clinical experience required for CRNA programs.

Gain Critical Care Experience

Most CRNA programs require at least 1 year of full-time experience in critical care, such as working in an intensive care unit (ICU) to develop the skills needed to manage complex patient cases.

Complete a Doctoral Program

Currently, most CRNAs complete a master's degree in nursing (MSN), but starting in 2025, a doctoral degree will be required. During the program, students gain hands-on experience by administering anesthesia under supervision at least 600 times and completing approximately 2,500 clinical hours.

Pass the National Certification Exam

The National Certification Exam (NCE) is required to become a CRNA. This rigorous exam tests knowledge in anesthesia, patient safety, and clinical decision-making.

Obtain State Licensure and Maintain Certification

Maintaining licensure and certification is essential. Each state has its own licensing requirements. Additionally, CRNAs must complete continuing education credits and pass recertification exams every four years to maintain their credentials.

Before pursuing a career as a CRNA, consult with career advisors or professionals in the field to ensure it aligns with your goals and circumstances.

CRNA vs. Anesthesiologist

CRNAs and anesthesiologists are both licensed medical professionals that share overlapping roles, but their training, responsibilities, and compensation differ:

Education and Training

CRNAs: this requires a BSN, critical care experience, and a doctoral degree in nurse anesthesia, as well as passing the National Certification Examination for Nurse Anesthetists, totaling 7-10 years.

Anesthesiologists: anesthesiologists are doctors who complete a bachelor’s degree, medical school to achieve an MD or DO designation, and a residency in anesthesiology, totaling 12-14 years. They must pass the American Board of Anesthesiology (ABA) exam. 

Scope of Practice

CRNAs: CRNAs provide comprehensive anesthesia care and often work independently, particularly in rural or underserved areas.

Anesthesiologists: oversee complex cases and supervise anesthesia care teams in larger hospitals.

Salary and Career Outlook

CRNAs: in 2023, the mean annual wage of CRNAs in the US was $214,200, as reported by the US Bureau of Labor Statistics. 

Anesthesiologists: in 2023, the mean annual wage of anesthesiologists in the US was $339,470, as reported by the US Bureau of Labor Statistics. 

For individuals seeking a more direct path to an impactful healthcare role, the CRNA career offers a faster and more accessible route while still providing a significant level of autonomy and responsibility.

Career Opportunities and Specializations for CRNAs

CRNAs have the flexibility to pursue careers that align with their interests and expertise. Beyond general practice, they can choose specialized or leadership roles to further their impact.

Specializations

CRNAs can focus on specific patient populations or types of procedures. Examples include:

Trauma Anesthesia: providing rapid, high-stakes care for critically injured patients.

Obstetric Anesthesia: administering epidurals and managing pain during childbirth.

Cardiac Anesthesia: assisting in complex heart surgeries by delivering anesthesia tailored to cardiovascular needs.

Pediatric Anesthesia: ensuring safe anesthesia for children, requiring specialized knowledge of their unique physiology.

Pain Management: assisting with chronic pain care with advanced treatments such as nerve blocks or epidurals. 

Dental Anesthesia: delivering anesthesia during oral and maxillofacial procedures, often in outpatient or surgical dental settings. This requires expertise in airway management and sedation techniques to ensure patient comfort and safety.

Gastrointestinal Anesthesia: providing anesthesia or sedation for endoscopic procedures such as colonoscopies or upper endoscopies. This specialization involves careful monitoring to ensure patient safety during minimally invasive diagnostic or therapeutic procedures.

These specializations allow CRNAs to tailor their careers to areas of passion and expertise.

Leadership Roles

CRNAs can take on leadership positions to shape the future of their profession:

Education: CRNAs can become educators in nurse anesthesia programs, training the next generation of professionals.

Advocacy: CRNAs can work with professional organizations to advocate for policies that improve access to care and support nursing practice.

Administration: leadership roles in hospitals or surgical centers allow CRNAs to influence operational decisions and patient outcomes.

Research: CRNAs contribute to advancing the field of anesthesia through evidence-based research, focusing on health policy, clinical practice, education, and leadership to improve patient care and the nurse anesthesiology profession.

These opportunities highlight the versatility of the CRNA profession and the potential to create a lasting impact on healthcare.

Benefits and Challenges of a CRNA Career

A career as a CRNA offers numerous benefits, but it also comes with challenges that require resilience and proactive management.

Benefits

High Earning Potential: CRNAs are highly-paid nursing professionals, with salaries averaging $214,200 annually in 2023.

Job Security: the growing demand for anesthesia providers ensures stable employment opportunities.

Autonomy: in many states, CRNAs practice independently, allowing for greater professional freedom.

Diverse Opportunities: with various specializations and practice settings, CRNAs can tailor their careers to their interests.

Impactful Work: CRNAs play a role in patient safety and recovery, often making a profound difference in underserved communities.

Challenges and Responsibilities

Stress and Responsibility: managing anesthesia during surgeries is high-stakes work, requiring excellent focus and decision-making skills.

Demanding Schedules: long hours and on-call shifts can impact work-life balance.

Ongoing Education: maintaining certification involves continuous learning and periodic exams.

Addressing Burnout

Burnout is a common concern in high-stakes medical roles. CRNAs can reduce stress and maintain balance by:

Prioritizing Self-Care: regular exercise, mindfulness practices, and maintaining a healthy diet can help manage stress.

Seeking Support: joining professional organizations, mentorship groups, or peer networks can provide emotional support.

Setting Boundaries: advocating for manageable schedules and taking time off when needed is necessary to avoid burnout and promote long-term career sustainability.

Finding Accredited CRNA Programs

Choosing the right program is crucial for your success as a CRNA:

Accreditation

Look for programs accredited by the Council on Accreditation of Nurse Anesthesia Educational Programs (COA). Accreditation ensures high educational standards and eligibility for certification exams.

Online and Hybrid Options

Many programs now offer online coursework combined with hands-on clinical training. These flexible options cater to working professionals.

Costs and Financial Aid

CRNA programs can be expensive, but scholarships, grants, and employer-sponsored tuition reimbursement can offset costs. Research financial aid options early to minimize debt.

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Key Takeaways

CRNAs’ Critical Role in Healthcare: Certified Registered Nurse Anesthetists (CRNAs) are advanced practice nurses who administer anesthesia, manage pain, and ensure patient safety during medical procedures, often working independently in diverse settings such as hospitals, outpatient centers, and the military.

Strong Job Outlook and Earning Potential: CRNAs are in high demand, with projected employment growth of 40% from 2023 to 2033 and an average annual salary of $214,200, making it a lucrative and stable career choice.

Rigorous Educational Path: becoming a CRNA requires a BSN, critical care experience, and a doctoral degree (required starting in 2025), totaling 8–10 years of education and training, along with national certification and ongoing professional development.

The information in this article is designed for educational purposes only and is not intended to be a substitute for informed medical advice or care. This information should not be used to diagnose or treat any health problems or illnesses without consulting a doctor. Consult with a health care practitioner before relying on any information in this article or on this website.

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