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long bone
long bone measurement
| Question | Answer |
|---|---|
| used to determine the length of a bone? | orthoroentgenography |
| how many exposures should be made of each limb in long bone measurement? | 3 |
| what procedure should be performed to the normal knee when the abnormal knee can't be fully extended? | flex the normal knee to the same degree to support each knee |
| why does orthoroentgenography produce more accurate long bone measurements than single exposure examinations? | get more exact measurements |
| what body plane of the pt should be centered on the table for simultaneous bilateral projections of the lower limbs? | midsaggital plane |
| for simultaneous bilateral projections of the lower limbs, what procedure should be performed to correct an exam when bones of different lengths cause bilateral distortion? | examine each separately and use joint localization marks |
| 2 advantages of obtaining long bone measurements with CT over x-ray? | more consistency with CT and lower dose radiation |
| how should lower limbs be positioned for bilateral projections of the lower limbs? | anatomical position with slight medial rotation |