The Certified Flight Registered Nurse (CFRN) and Certified Transport Registered Nurse (CTRN) certification is specific to emergency nursing and measures the attainment of a defined body of nursing knowledge pertinent to that specialty” (BCEN). The Rescue Company 1 provides a CFRN/CTRN review course over two eight hour days filled with all the information required to pass the CFRN/CTRN exam. All information provided during the two day class is always updated so only the most current information is provided.