Certified Pulmonary Function Technologist (CPFT) is a certification obtained by individuals who are proficient in performing diagnostic tests and assessments related to the function of the lungs. This certification validates the knowledge, skills, and expertise of a respiratory therapist or pulmonary function technologist in administering, interpreting, and reporting pulmonary function tests to aid in the diagnosis and treatment of respiratory disorders. The CPFT exam is administered by the National Board for Respiratory Care (NBRC) and is designed for professionals who have completed a formal educational program and have met specific clinical practice requirements.

Registered Pulmonary Function Technologist refers to the skill of conducting tests that measure lung function and respiratory performance. It is used in clinical settings to prepare patients, operate testing equipment, and collect accurate data for review by licensed healthcare professionals. The skill also supports safe testing practices, equipment calibration, and proper documentation during respiratory assessment.

A Registered Respiratory Therapist (RRT) is a healthcare professional who specializes in respiratory care. They work with patients who suffer from respiratory conditions such as asthma, COPD, and emphysema. RRTs are certified by the National Board for Respiratory Care and must complete a minimum of an associate degree program in respiratory therapy, pass rigorous credential exams, and meet continuing education requirements. They help diagnose and treat respiratory problems, administer oxygen and medication, perform pulmonary function tests, manage mechanical ventilators, and provide education to patients and families.

Respiratory Care refers to the assessment, treatment, and ongoing support of individuals with breathing or lung function needs. It is applied in clinical settings to monitor respiratory status, administer prescribed therapies, and assist with the management of airway and oxygenation needs. The skill supports safe and effective care planning, observation, and response to changes in respiratory condition.

Respiratory Care Practitioner refers to the knowledge and application of respiratory care practices used to assess, monitor, and support breathing function. The skill is applied in clinical settings to carry out prescribed respiratory treatments, observe patient responses, and report changes in condition. It also supports the safe use of respiratory equipment and the coordination of care within healthcare teams.