Figure 4From: The value of SPECT in the detection of stress injury to the pars interarticularis in patients with low back painCT findings in a patient with pars interarticularis fracture: Normal facet joint below fracture (A), right L3 pars interarticularis fracture (B), normal facet joint above fracture (C). [red arrow points to the fracture and blue arrows point to normal facet joints].Back to article page