Most of us are already familiar with pixels; after all, one of the first questions that we may ask when picking out a digital camera or computer monitor is how many pixels it has. When it comes to digital radiography, the pixels still apply, but are limited to two dimensional images, such as intraoral and extraoral radiographs. In three-dimensional radiography, such as CBCT imaging, the complimentary unit is referred to as voxel.
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