Cervical C6–T1 disc derangement refers to damage or displacement of the intervertebral discs located between the sixth cervical (C6) and first thoracic (T1) ...
Cervical C6–C7 disc derangement refers to a problem with the intervertebral disc positioned between the sixth and seventh cervical vertebrae in the neck. The ...
Cervical C5–C6 disc derangement refers to structural and functional disruption of the intervertebral disc located between the fifth and sixth cervical ...
Cervical C4–C5 disc derangement happens when the soft, cushion-like disc between the fourth and fifth bones (vertebrae) in your neck bulges, tears, or ...
Cervical disc derangement at the C3–C4 level refers to pathological changes in the intervertebral disc situated between the third (C3) and fourth (C4) cervical ...
A cervical C2–C3 disc derangement refers to injury or abnormal mechanical behavior of the intervertebral disc located between the second (axis) and third ...
Disc derangement at C1–C2 occurs when fibers of the disc’s outer ring (annulus fibrosus) tear or the inner gel (nucleus pulposus) pushes outward. This can ...
Cervical disc derangement refers to any abnormal displacement, disruption, or degeneration of the intervertebral discs in the neck (cervical spine), including ...
Disc derangement refers to any disruption in the normal structure or function of an intervertebral disc. This can include bulging, herniation, displacement, ...
Internal disc disruption (IDD) is characterized by tearing or fissuring of the annulus fibrosus—the tough outer ring of the intervertebral disc—allowing ...
Cervical internal disc transligamentous disruption (CIDTD) refers to a tear or weakening of the inner layers of the cervical (neck) intervertebral disc that ...
Cervical internal disc disruption with free fragment refers to a condition in which the soft gelatinous core (nucleus pulposus) of one of the cervical ...
Cervical Internal Disc Subligamentous Disruption is a specific form of internal disc disruption in which the nucleus pulposus and inner annular fibers of a ...
Cervical Internal Disc Subarticular Disruption (CIDD-S) is a variant of internal disc disruption (IDD) occurring in the cervical spine. In IDD, the nucleus ...
Cervical Internal Disc Annular Disruption (CIDAD) refers to damage within the annulus fibrosus—the tough, outer ring of an intervertebral disc in the ...
Cervical Internal Disc Extradural Disruption is a condition in which small tears develop within the annulus fibrosus (the tough outer rings) of a cervical ...
Cervical internal disc intradural disruption—more commonly termed cervical intradural disc herniation (IDH)—occurs when the nucleus pulposus of an ...
Cervical Internal Disc Traumatic Disruption (CIDTD) is a form of discogenic neck pain characterized by tears or fissures within the annulus fibrosus of an ...
Cervical internal disc degenerative disruption (CIDD) refers to progressive changes within the intervertebral disc of the neck that weaken its internal ...
Cervical Internal Disc Diffuse Disruption refers to widespread damage within the intervertebral discs of the neck (cervical spine), where the tough outer ring ...
A cervical internal disc non-contained disruption (CID-NCD) occurs when the inner gel-like nucleus pulposus of a cervical intervertebral disc breaches the ...
Cervical internal disc contained disruption (CIDCD) refers to a condition in which the inner core of the cervical intervertebral disc (the nucleus pulposus) ...
Cervical internal disc paramedian disruption (CIDPD) is a form of discogenic neck pain characterized by tears and fissures within the annulus fibrosus of an ...
Cervical Internal Disc Posterolateral Disruption (CIDD) is a type of internal disc disruption in which the soft, gel-like nucleus pulposus inside a cervical ...
Cervical internal disc lateral disruption is a type of internal disc disruption (IDD) affecting the lateral region of an intervertebral disc in the neck. In ...
Cervical internal disc lateral recess disruption is a condition in which structural damage inside a cervical intervertebral disc (internal disc disruption) ...
Cervical Internal Disc Asymmetric Disruption (CIDAD) is a discogenic pain syndrome characterized by focal tearing or fissuring of the annulus fibrosus on one ...
Cervical internal disc focal disruption is a form of discogenic pain syndrome affecting the cervical intervertebral discs (C2–C3 through C7–T1) in which ...
Cervical Internal Disc Circumferential Disruption (CIDCD) is a form of internal disc disruption characterized by delamination or separation of the concentric ...
Cervical Internal Disc Extraforaminal Disruption is a specialized form of internal disc disruption (IDD) that occurs in the neck region (cervical spine), ...
Cervical Internal Disc Inferiorly Migrated Disruption refers to a specific form of cervical intervertebral disc injury in which internal tearing of the annulus ...
Cervical internal disc superiorly migrated disruption is a subtype of intervertebral disc injury in which annular fissures (tears) within the nucleus pulposus ...
Cervical internal disc migrated disruption (CIDD) refers to a pathological condition in which the intervertebral disc in the cervical spine undergoes internal ...
A cervical internal disc distal extraforaminal disruption refers to a tear or rupture of the annulus fibrosus and nucleus pulposus of an intervertebral disc in ...
Cervical Internal Disc Proximal Extraforaminal Disruption refers to a specialized form of disc injury in the neck (C2–C7) where microscopic tears (fissures) ...
Cervical internal disc foraminal disruption refers to a condition in which the inner core of an intervertebral disc in the neck (cervical spine) weakens or ...
Cervical internal disc posterolateral disruption (CID–PLD) is a form of internal disc disruption (IDD) in which the inner architecture of a cervical ...
Cervical internal disc posterior disruption (often termed cervical internal disc disruption or IDD) is characterized by fissuring or tearing of the annulus ...
Cervical Internal Disc Parasagittal Disruption (CIDPD) is a form of internal disc disruption in which the annulus fibrosus develops fissures or microscopic ...
Cervical internal disc disruption (CIDD) refers to microscopic tears or degeneration of the intervertebral disc in the neck that cause pain without a large ...
Cervical internal paracentral disc disruption is a neck condition where the soft inner gel (nucleus pulposus) of an intervertebral disc tears the tough outer ...
Cervical Internal Central Disc Disruption (CICDD) happens when the soft inner core (nucleus pulposus) of a neck disc develops tiny tears or cracks in its ...
Internal Disc Disruption (IDD) at the C7–T1 level is a painful spine condition in which microscopic tears (fissures) form within the inner layers of the ...
Internal disc disruption at the C6–C7 level refers to painful structural damage within the intervertebral disc—specifically, tears or fissures of the annulus ...
Internal disc disruption (IDD) at the C5–C6 level refers to internal tearing and degeneration of the cervical intervertebral disc without any visible ...
Internal Disc Disruption (IDD) at the C4–C5 level is a form of cervical degenerative disc disease in which the inner nucleus pulposus and annulus fibrosus ...
An internal disc disruption at the C3–C4 level—often called C3–C4 IDD—is a tear or degeneration of the soft, jelly-like core (nucleus pulposus) of the C3–C4 ...
An internal disc disruption at the C2–C3 level refers to damage within the intervertebral disc—specifically, fissuring of the annulus fibrosus and distortion ...
Internal disc disruption (IDD) at the C1–C2 level refers to microscopic tears and degeneration within the nucleus pulposus and inner annulus fibrosus of the ...
Cervical Internal Disc Disruption (CIDD) is a condition in which the inner layers of a cervical (neck) intervertebral disc tear or degenerate. It can cause ...
Internal disc disruption (IDD), often called “discogenic pain,” is a condition in which the inner structure of an intervertebral disc becomes damaged—even ...
Cervical hypointense vertebrae describe areas of unusually low signal intensity (dark appearance) within the cervical (neck) vertebral bones on magnetic ...
Persistent Spinal Pain Syndrome (PSPS) is a chronic pain condition characterized by persistent or recurrent spinal pain lasting longer than three months, which ...
Persistent postoperative back pain—also known as failed back surgery syndrome (FBSS) or Persistent Spinal Pain Syndrome (PSPS) Type 2—is defined as new or ...
Post-surgical back pain, often termed Failed Back Surgery Syndrome (FBSS) or Post-Laminectomy Syndrome, refers to persistent or new low back pain following one ...
A post-surgical (iatrogenic) wedge fracture is a collapse of the front (anterior) part of a spinal vertebral body that occurs as an unintended consequence of ...
Degenerative disc disease (DDD) is a condition where the intervertebral discs—the cushions between the vertebrae—gradually lose height, hydration, and ...
An osteoporotic wedge fracture is a type of vertebral compression fracture in which the front (anterior) portion of the vertebral body collapses, forming a ...
Congenital hemivertebra is a spinal anomaly in which one half of a vertebral body fails to form, resulting in a wedge-shaped vertebra and often leading to ...
Lateral wedging of cervical vertebrae refers to an asymmetrical tilt or “wedge” shape of one or more vertebral bodies in the neck. This subtle deformity can ...
Posterior wedging of cervical vertebrae is an abnormal shape of one or more neck bones (vertebrae) in which the back (posterior) edge of the vertebral body is ...
Anterior wedging of cervical vertebrae occurs when the front (anterior) part of one or more neck vertebral bodies collapses or becomes shorter than the back, ...
Cervical wedging is a condition in which one or more of the cervical (neck) vertebral bodies develop a triangular, “wedge-shaped” deformity, most often with ...
Cervical postsurgical spondylolisthesis is a condition in which, following cervical spine surgery (such as laminectomy or corpectomy), one vertebra slides ...
Cervical pathological spondylolisthesis is a condition in which one of the neck vertebrae (typically C3–C7) slips forward or backward over the adjacent ...
Cervical traumatic spondylolisthesis—commonly referred to as a Hangman’s fracture—is a specific type of spinal injury in which the second cervical vertebra ...
Cervical degenerative spondylolisthesis is a condition in which one vertebra in the neck (cervical spine) slips forward relative to the vertebra below it due ...
Cervical isthmic spondylolisthesis is a condition in which a vertebra in the neck (cervical spine) slips forward over the one below it due to a defect or ...
Cervical dysplastic (congenital) spondylolisthesis (CDS) is a rare condition in which a cervical vertebra slips forward due to developmental malformation of ...
Cervical rotatory spondylolisthesis is a condition in which one cervical vertebra (neck bone) twists and slips forward or backward over the vertebra below it, ...
Cervical lateral spondylolisthesis is a spinal condition in which one vertebra in the neck region shifts sideways (laterally) relative to the one below it, ...
Cervical spondylolisthesis occurs when one vertebra in your neck (cervical spine) slips forward or backward relative to the one below it. When this happens at ...
Cervical spondylolisthesis at C6–C7 occurs when the sixth cervical vertebra slips forward over the seventh, potentially compressing nerve roots or the spinal ...
Cervical spondylolisthesis occurs when one vertebra in the neck (cervical spine) slips forward or backward over the one below it. When this slip involves the ...
Cervical spondylolisthesis occurs when one vertebra in the neck slips forward or backward over the one below it. Specifically, C3 over C4 spondylolisthesis ...
Cervical spondylolisthesis at C2–C3 is a condition where the second cervical vertebra (C2) slips forward relative to the third vertebra (C3). This forward slip ...
Cervical spondylolisthesis at C1–C2 occurs when the top neck bone (atlas, or C1) slips forward in relation to the second bone (axis, or C2). This misalignment ...
Cervical spondylolisthesis is the forward, backward, or lateral slipping of one neck (cervical) vertebra over another. This displacement can pinch nerves, ...
A clear, evidence-based guide in simple, plain English for patients, students, and health writers. This comprehensive article covers anatomy, types, causes, ...
Cervical retrolisthesis at C6 over C7 is a backward slipping of the sixth cervical vertebra (C6) relative to the seventh (C7). Unlike a normal spine alignment ...
Cervical retrolisthesis at C5 over C6 occurs when the fifth cervical vertebra (C5) shifts backward relative to the sixth cervical vertebra (C6). This ...
Cervical retrolisthesis at C3–C4 is a spinal condition in which the C3 vertebral body shifts backward relative to the C4 vertebra by at least a fraction of its ...
Cervical retrolisthesis occurs when one vertebra in the neck (cervical spine) shifts backward relative to the one below. In C2 over C3 retrolisthesis, the ...
Cervical retrolisthesis at the C1–C2 level occurs when the first cervical vertebra (atlas) shifts slightly backward relative to the second cervical vertebra ...
Cervical retrolisthesis is a condition in which one or more of the neck (cervical) vertebrae slip backward relative to the one below it. This backward ...
A backward slip of the C7 vertebra over the T1 vertebra—also called retrolisthesis at C7–T1 or C7–T1 backward slippage—occurs when the seventh cervical ...
Backward slip of C6 over C7, also known as C6–C7 retrolisthesis, is a condition in which the sixth cervical vertebra (C6) shifts backward relative to the ...
A backward slip of C5 over C6, medically called retrolisthesis, occurs when the fifth cervical vertebra shifts backwards relative to the sixth. This ...
A backward slip of C4 over C5, also known as cervical spondylolisthesis at the C4–C5 level, occurs when the fourth cervical vertebra (C4) shifts backward ...
Retrolisthesis of C3 over C4 (also called backward slip of C3 on C4) occurs when the third cervical vertebra (C3) shifts slightly backward relative to the ...
A backward slip of the second cervical vertebra (C2) over the third cervical vertebra (C3), medically called C2–C3 retrolisthesis, is a condition in which C2 ...
A backward slip of the first cervical vertebra (atlas, C1) over the second cervical vertebra (axis, C2) is commonly known as atlantoaxial instability or ...
A backward slip of a cervical vertebra—also called cervical retrolisthesis—is a condition where one of the seven neck vertebrae shifts posteriorly (toward the ...
Cervical repetitive neck strain (CRNS) is a common condition caused by repeated overuse or awkward positioning of the neck. Over time, tiny injuries accumulate ...
Cervical Pathologic Anterolisthesis is a condition in which one vertebra in the neck (cervical spine) slips forward over the one below it due to underlying ...
Cervical spondylolytic anterolisthesis is a condition in which a cervical vertebra (one of the bones in the neck) slips forward over the vertebra below it ...
Cervical iatrogenic/post-surgical anterolisthesis is a forward slipping of one vertebra over the one below it in the neck region, which develops as a ...
Cervical traumatic anterolisthesis is a forward slippage of one vertebra over the one below it in the neck (cervical spine), caused by sudden injury. This ...
Cervical degenerative anterolisthesis is a condition in which one vertebra in the neck (cervical spine) slips forward over the one below it because of ...
Cervical Isthmic Anterolisthesis is a rare spinal condition in which one of the cervical (neck) vertebrae slips forward (anterolisthesis) relative to the one ...
Cervical Dysplastic (Congenital) Anterolisthesis is a condition in which one of the neck (cervical) vertebrae slips forward over the one below it due to a ...
Cervical anterolisthesis is a condition where one cervical vertebra slips forward relative to the one immediately below it. In the case of C7 over T1, the ...
Cervical anterolisthesis occurs when one vertebra in the neck slides forward over the one below it. In the case of C6 over C7, the sixth cervical vertebra ...
Cervical anterolisthesis at C5–C6 happens when the C5 vertebra slips forward over C6, disrupting normal alignment in the neck. This forward shift can pinch ...
Cervical anterolisthesis at C4 over C5 is a spinal condition in which the fourth cervical vertebra (C4) slips forward relative to the fifth cervical vertebra ...
Cervical anterolisthesis is a condition in which one vertebra in the neck (cervical spine) slips forward relative to the adjacent vertebra below it. When this ...
Cervical anterolisthesis at C2 over C3 occurs when the second cervical vertebra (axis) slips forward relative to the third cervical vertebra (C3). This forward ...
Cervical anterolisthesis at C1 over C2 occurs when the atlas (first cervical vertebra) slips forward relative to the axis (second cervical vertebra). This ...
Cervical anterolisthesis is a condition in which one vertebra in the neck (cervical spine) slips forward on the vertebra below it. This forward displacement ...
Anterolisthesis is a condition in which one vertebra in the spine slips forward over the one beneath it. This forward displacement most often occurs in the ...
Forward slip of C7 over T1, medically known as anterolisthesis at the cervicothoracic junction (CTJ), occurs when the C7 vertebral body moves excessively ...
Forward slip of C6 over C7—also called C6–C7 cervical anterolisthesis—is when the sixth cervical vertebra (C6) moves forward relative to the seventh (C7). This ...

