CAMRT Artifacts Best Rated Exam Questions 2024

artifact - ACCURATE ANSWER-optical density / brightness on an image unrelated to the intended patient anatomy, at the time prosthesis and fixation - ACCURATE ANSWER-internal fixators, external fixation devices and prostheses are not considered to be artifacts and often must be fully included implanted devices - ACCURATE ANSWER-implanted devices such as pacemakers, neurostimulators, breast and cochlear implants are also not considered to be artifacts Exposure or Acquisition Artifacts - ACCURATE ANSWER-- poor patient prep (radio-opaque object artifact) - improper patient position - over/under exposure - exposure made using incorrect anatomical menu selection poor patient prep - ACCURATE ANSWER-false teeth, sheets, t-shirt images, tattoos, braids, ponytails, hair clips, bras, jewelry Motion artifact - ACCURATE ANSWER-movement during exposure Double exposure - ACCURATE ANSWER-A technique error in which film was exposed twice grid cut-off - ACCURATE ANSWER-grid used incorrectly and absorbs too much primary beam - centre strip is ok, loss of image each periphery (edge)