33.Superconducting magnets have zero resistivity at very low temperatures.
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46.Depending on the facility's workflow, most modalities send images to a quality assurance workstation or sometimes called a PACS gateway.
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28.To tilt the gantry forward(+) or backward(-),press the respective buttons on the gantry panel.The tilt range is from -30 to +30 degrees .Zero(0) indicate that the gantry is in the vertical position.
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20.However the density resolution of CT is higher than that of conventional X-ray images , that is , the CT has a high density CT(density resolution ).
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24.CT produces a volume of data which can be manipulated ,through a process known as “windowing” , in order to demonstrate warriors bodily structures based on their ability to block the
X-ray beam.
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23.Mental objects include jewelry,eyeglasses, dentures and hairpins may affect the CT images and should be left at home or removed prior to your exam. You may be asked to remove hearing aids and removable dental work.
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25.However, for a scanner that dose not have 24/7 cooling , gantry power must be turned off (using the On/Off switch on the control panel ) when cooling is not available.
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17.DSA ,based on flat panel detector, not only has the advantage of good image resolution, but also decreases the radiation dose received by patients and physicians.
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3.It offers a comprehensive range of imaging services and advanced procedures to diagnose a wide variety of conditions .
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32.Three types of magnet exist commercially :superconducting electromagnet ,resistive electromagnet and permanent electromagnet.
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