Fig. 3From: Comparison of bone single-photon emission computed tomography (SPECT)/CT and bone scintigraphy in assessing knee jointsDistribution of grades according to the planar and SPECT/CT images. The uptake levels in 161 areas (15.5%) evaluated by planar images were upgraded in the SPECT/CT images, and those in 35 regions (3.4%) were downgraded in the SPECT/CT imagesBack to article page