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3 answers

it is smaller do to smaller size

2006-12-13 04:55:41 · answer #1 · answered by Anonymous · 0 0

Radiation dose is dependent on several variables including:

1) thickness of the area being x-ray ed

2) density of the area being x-ray ed

3) type of x-ray equipment, type of x-ray film, type of film holders, etc.

4) actual equipment settings used by the technician - this is rather technical, but a high KvP and low mass setting of the x-ray machine uses less radiation than a low KvP high mass setting. Those 'pretty' intensely 'black and white' pictures require a much higher radiation dose than the less pretty (but more informative) greyer pictures.

5) Lastly, tight collimation (limiting the area of exposure precisely to the area that needs to be seen) has a major impact on total dose.

6) Second 'lastly'... proper use of protective procedures like lead shielding of non-exposed areas of the patient also has an impact.

So, all things being equal (you can see they may not be), then a child that is smaller than an adult, should receive a smaller dose.

Hope this wasn't too complicated to be helpful.

2006-12-13 15:14:08 · answer #2 · answered by Doctor J 7 · 0 0

they adjust according to body size

2006-12-13 13:15:50 · answer #3 · answered by smarj4 2 · 0 0

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