Notes in 08 Postoperative spine imaging

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Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingSpine procedures can generally be placed into one of *three categories: {{c1::stabilization and fusion (trau…
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingFor {{c3::instrumented fusion}} spine surgery, imaging is critical to assess for:{{c1::hardware}} failu…
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingFor {{c1::decompressive}} spine surgery, imaging is critical to assess for cause of pers…
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingFor {{c1::lesion excision}} spine surgery, imaging is critical to assess for:{{c2::lesio…
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingCase: Failed Instrumental Fusion in two patientsLeft: {{c1::fracture}} of one of the S1 screwsRight: {{…
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingIn post-op imaging of spinal fusion hardware, lucency surrounding the screws may represent {{c1::loosening}}
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingCase: Post-op degenerative changesLeft: severe discovertebral {{c1::degeneration}} at L3–L4 (arrow), above t…
Published	05/01/2023	Spine Imaging: Postoperative Spine Imaging{{c1::Adjacent segment degeneration}} describes post-op degnerative changes that occur adjacent to…
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingAdjacent segment degeneration occurs with an incidence of ~{{c1::3}}% per year
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingRisk of Adjacent segment degeneration is increased in patients with decreased quality of {{c1::par…
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingThe DDx for recurrent pain after decompressive spine surgery should include {{c1::recurrent disc hernia…
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingWhat imaging can differentiate recurrent disc herniation from scar/granulation tissue in the context of post…
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingDoes a recurrent Disc Herniation enhance on contrast-MRI? If so, how?{{c1::not usually, but maybe peripheral…
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingDoes Scar/Granulation tissue enhance on contrast MRI? If so, how?{{c1::Yes, homogenously}}
Published	05/01/2023	Spine Imaging: Postoperative Spine ImagingCase: Post-Decompressive Surgery PainLeft: heterogeneous signal intensity, predominantly T2 hyperintense {{c…
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