Online Longitudinal Assessment (OLA) questions are written and reviewed by your peers. These volunteers’ mission is to create content based on “walking-around knowledge,” questions based on work performed during a routine day with value in patient care.

One question raised about Online Longitudinal Assessment (OLA) is, “When will I know how I’m doing?” If you’re a diagnostic radiology diplomate or one with a DR subspecialty certificate who’s regularly participating, you’ll see your progress on your OLA dashboard before the end of the year.

X-rays and their use for human imaging were discovered by Wilhelm Roentgen in 1895, using equipment available in most physics departments. Initially, most radiographs were taken by physicists because the equipment was difficult to use.