Cervical annular tears are small cracks or fissures in the annulus fibrosus—the tough, outer ring of an intervertebral disc—that can lead to neck pain and ...
Dr. Lisa S. Apfel MD - Spine and Neurosurgery
An annular tear is a small crack or fissure in the annulus fibrosus, the tough, fibrous outer ring of an intervertebral disc. These tears can allow the softer ...
A cervical disc annular tear is a crack or fissure in the tough outer ring (annulus fibrosus) of a spinal disc in your neck (cervical spine). These tears can ...
Extraligamentous thecal sac indentation is a finding seen on spinal imaging—most often MRI—where material located outside the posterior longitudinal ligament ...
Transligamentous thecal sac indentation is a radiologic finding where a fragment of intervertebral disc material protrudes through the posterior longitudinal ...
A free fragment thecal sac indentation refers to a condition where a sequestered disc fragment—a piece of intervertebral disc material that has broken away ...
Subligamentous thecal sac indentation occurs when intervertebral disc material herniates beneath the posterior longitudinal ligament, pressing into and ...
Subarticular thecal sac indentation is a radiologic finding on spinal imaging (MRI, CT) characterized by focal inward deformation of the thecal (dural) sac at ...
Annular thecal sac indentation occurs when the outer ring of an intervertebral disc (the annulus fibrosus) bulges or protrudes into the spinal canal, pressing ...
Extradural thecal sac indentation, also known as thecal sac effacement or compression, is a radiological finding seen on MRI or CT scans when structures ...
Intradural thecal sac indentation refers to an imaging finding—most often seen on MRI—where pressure from within or outside the dural sac causes it to deform ...
Traumatic thecal sac indentation refers to the inward deformation or compression of the thecal sac—the dural sheath that encloses the spinal cord and ...
Degenerative Thecal Sac Indentation is an MRI finding where age-related wear and tear in the spine—such as disc bulges, bone spurs (osteophytes), or ligament ...
Diffuse thecal sac indentation is an imaging finding seen on MRI or CT scans of the spine. The “thecal sac” is a membrane filled with cerebrospinal fluid (CSF) ...
Non-contained thecal sac indentation refers to a condition in which disc material that has broken through (extruded) the annulus fibrosus—without being held in ...
Contained thecal sac indentation, also known as contained dural sac effacement, refers to a focal compression or “flattening” of the thecal sac—the membranous ...
