Notes in 06 Miscellaneous spinal disorders

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Status	Last Update	Fields
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersSpinal {{c1::epidural lipomatosis}} is a {{c3::nonneoplastic::neoplastic?}} overgrowth of unencapsulated …
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersSpinal epidural lipomatosis may compress neural elements and may cause {{c1::cauda equina}} syndrome…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal Disordersmost common cause of epidural lipomatosis → {{c1::steroid administration}}
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersLess common causes of epidural lipomatosis include {{c1::obesity}}, {{c2::Cushing syndrome (end…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersEpidural lipomatosis on MRI shows epidural space {{c1::expansion}} that follows fat signal on {{c2::…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersIs it normal to have small amounts of fat in the epidural space?{{c1::Yes}}
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersEpidural fat >{{c1::6}} mm thick in the mid {{c1::thoracic}} level suggests {{c2::epidural l…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersEpidural lipomatosis typically involves {{c1::multiple::a single/multiple}} vertebral level(s)
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersEpidural lipomatosis is typically seen {{c1::posteriorly::relative location}} in the {{c2::thoracic:…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersEpidural lipomatosis is typically seen {{c1::circumferentially::relative location}} in the {{c2::lum…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersOssification of the spinal ligaments is formation of {{c1::heterotopic bone}} within the {{c2::anterior/p…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersOssification of the spinal ligaments typically affects {{c1::older adults::demographic}}
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersThe various types of Spinal Ligament Ossification {{c1::frequently::frequently/infrequently}} coexist wit…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersThe various types of Spinal Ligament Ossification are distinct, but can coexist with {{c1::degenerat…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersPatients with Spinal Ligament Ossification are often {{c1::asymptomatic::symptomatic/asymptomat…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersCase: Ossification of Spinal LigamentsYellow Arrows: shows {{c1::ossification}} along the upper-mid …
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal Disorders{{c1::Ossification of the posterior longitudinal ligament (OPLL)}} is characterized by bone formation alo…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersOssification of the posterior longitudinal ligament (OPLL) is most commonly located in the {{c1::cer…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersOssification of the posterior longitudinal ligament (OPLL) contributes to {{c1::spinal canal}} steno…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal Disorders{{c1::Ossification of the ligamentum flavum (OLF)}} is characterized by bone formation along th…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersOssification of the ligamentum flavum (OLF) is most commonly located in the {{c1::thoracic}} se…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersOssification of the ligamentum flavum (OLF) contributes to {{c1::spinal canal}} stenosis and ma…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersWhich types of Ossification of the Spinal Ligaments are clinically significant?{{c1::OPLL and OLF}}
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal Disorders{{c1::Ossification of the nuchal ligament (OLN)}} is characterized by bone formation along the nucha…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal Disorders{{c1::Nuchal}} ligament is a median ligament spanning the posterior cervical spine fr…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersWhich type of Ossification of the Spinal Ligaments is generally an incidental finding of no cli…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal Disorders{{c1::Pars interarticularis}} is the part of the {{c2::lamina::structure}} that lies in between the {{c3:…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal Disorders{{c1::Pedicles}} connect the {{c2::vertebral body}} to the {{c3::posterior elements}}
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Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersCase: Two patients, One disease processLeft arrow: lucent defect of the {{c1::pars}} at L5, through the n…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal Disorders{{c2::Traumatic}} or {{c2::degenerative}} failure of the pars interarticularis is known as {{c1::pars def…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersWhat is the most definitive imaging modality to diagnose Pars defect (spondylolysis)?{{c1::CT}}
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersPars defect (spondylolysis) on oblique lumbar radiograph shows "{{c1::Scotty dog}}" appearance of th…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal Disorders{{c2::Pars defect (spondylolysis)}} typically causes {{c1::anterolisthesis::complication}}, which is…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersAnterolisthesis due to a Pars defect (spondylolysis) typically leads to a {{c1::widened}} spinal can…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersAbnormal Pedicles:If one pedicle is {{c2::abnormal}} and other pedicle is normal → {{c1::lesion may …
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersAbnormal Pedicles:If one pedicle is {{c3::sclerotic}} and other pedicle is normal → {{c1::sclerotic …
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersAbnormal Pedicles:If one pedicle is {{c2::sclerotic}} and other pedicle is {{c2::lucent}} →&nbs…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersCase: Metastatic Breast CancerLeft yellow: very subtle {{c1::sclerotic}} appearance of the left pedicle o…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersAbnormal Pedicles:If one pedicle is {{c2::lucent}} and other pedicle is normal → {{c1::lytic le…
Published	05/01/2023	Spine Imaging: Miscellaneous Spinal DisordersCase: Aneurysmal Bone CystLeft yellow: right pedicle of upper-thoracic vertebral body is {{c1::absent::fi…
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