The ARRT requires Registered Radiologist Assistants to acquire 50 CE credits for each biennium, at least 70 p.c of which have to be self-discipline—or specialty—specific for the R.R.A.’s region of observe, with at the very least 50 % attained as a result of routines meant to the doctor extender or medical doctor. CE needs for R.R.A.s are inte