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DOI: 10.1148/radiol.2302011842
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Intervertebral Disk Calcification of the Spine in an Elderly Population: Radiographic Prevalence, Location, and Distribution and Correlation with Spinal Degeneration1

Kullanuch Chanchairujira, MD, Christine B. Chung, MD, Jee Young Kim, MD, Olympia Papakonstantinou, MD, Min Hee Lee, MD, Paul Clopton, MS and Donald Resnick, MD

1 From the Departments of Radiology (K.C., C.B.C., J.Y.K., O.P., M.H.L., D.R.) and Research Service (P.C.), Veterans Administration Medical Center, University of California San Diego, 3350 La Jolla Village Dr, San Diego, CA 92161. From the 2001 RSNA scientific assembly. Received November 16, 2001; revision requested January 30, 2002; final revision received May 9, 2003; accepted June 24. Address correspondence to C.B.C. (e-mail cbchung@ucsd.edu).



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  		Figure 1a.  (a) Anteroposterior, (b) lateral, and (c) sagittal slab contact radiographs of the spine show vertebral endplate abnormality (black arrows) and IDC (white arrow), which was found in 459 (13%) of 3,568 disks.

 


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  		Figure 1b.  (a) Anteroposterior, (b) lateral, and (c) sagittal slab contact radiographs of the spine show vertebral endplate abnormality (black arrows) and IDC (white arrow), which was found in 459 (13%) of 3,568 disks.

 


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  		Figure 1c.  (a) Anteroposterior, (b) lateral, and (c) sagittal slab contact radiographs of the spine show vertebral endplate abnormality (black arrows) and IDC (white arrow), which was found in 459 (13%) of 3,568 disks.

 


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  		Figure 2a.  Midsagittal slab contact radiographs of the spine show IDC (arrow) (a) in the nucleus pulposus, (b) in the annulus fibrosus, and (c) in the entire disk.

 


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  		Figure 2b.  Midsagittal slab contact radiographs of the spine show IDC (arrow) (a) in the nucleus pulposus, (b) in the annulus fibrosus, and (c) in the entire disk.

 


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  		Figure 2c.  Midsagittal slab contact radiographs of the spine show IDC (arrow) (a) in the nucleus pulposus, (b) in the annulus fibrosus, and (c) in the entire disk.

 




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