Saturday, 25 October 2008

Different Imaging methods....Compare resolution


Most techniques provide resolution of the order of 1 mm


Resolution - Smallest feature that may be seen clearly


X-Ray Films 0.1 mm X-ray radiation

Mammography 0.03 X-ray radiation

CT Scan 0.4 X-ray radiation

PET Scan 5-7 Nuclear radiation

MRI 1.0 Radio-frequency

Ultrasound 0.3 Sound waves
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