bone density Archives - PatientGallery

A panoramic dental radiograph shown as framed art, the sweeping jaw glowing, with the bright dense ribbon of cortical bone along the lower mandibular border drawn out as the subject

16 Sep The Bone at the Bottom of the Frame: How a Panoramic X-Ray Quietly Screens for Osteoporosis

Posted at 10:40h in Dental Imaging by Raymond 0 Comments

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A panoramic radiograph is ordered to survey the teeth, the jaws, the developing third molars - and along the lower border of the mandible it records something no one asked it to. The inferior cortex of the jaw, that bright ribbon of dense bone at...

A single pale cube on a brass museum plinth engraved with a number that appears to shimmer and double, presented as an artwork whose value cannot be trusted.

03 Sep The Number That Lies: Why a CBCT’s Gray Values Are Not True Hounsfield Units

Posted at 10:37h in Dental Imaging by Raymond 0 Comments

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On a medical CT, the number in a voxel is a promise: water reads zero, cortical bone reads a thousand, and the scale means the same thing tomorrow as today. On a cone-beam scan, the same-looking number keeps no such promise - and mistaking one...