Case Reports in Orthopedics / 2018 / Article / Tab 1

Case Report

The Usefulness of Dual-Layer Spectral Computed Tomography for Myelography: A Case Report and Review of the Literature

Table 1

Quantitative image analysis.

ROIcanalROIspinalContrastImage noiseCNR

Conventional CT image230.438.4192.032.44.9
Virtual monochromatic image (55 keV)341.357.2284.123.911.9
Virtual monochromatic image (40 keV)638.389.9548.428.819.0