• The classification of Anderson and Montesano distinguishes three types of occipital condyle fracture: Type I: Isotated impaction fracture of the occipital condyle, due to compression by the atlas or dens. (wikipedia.org)
  • Bilateral condyle fractures (e.g. as part of an atlanto-occipital dislocation or the "occipital ring fracture") are rare, but often fatal. (wikipedia.org)
  • Symptoms of an isolated occipital condyle fracture resemble those of other craniocervical injuries, including high cervical pain, reduced range of motion, unusual head / neck posture, prevertebral swelling, and possibly lower cranial nerve (IX, X, XI, XII) deficits, tetraparesis or abnormal breathing. (wikipedia.org)
  • However, there is a small chance that the compression fracture could be caused by a secondary medical condition. (dallasspine.com)
  • Fracture or dislocation of the cervical spine should be suspected in any patient involved in a high-velocity injury. (medscape.com)
  • Patients suffering from osteoporosis have weak bones which may result in a compression fracture while performing their normal routine activities even in the absence of an injury. (irvinespine.com)
  • This case illustrates a complex craniocervical deformity leading to progressive cervical myelopathy occurring for 25 years following a nonunited odontoid fracture and in combination with substantial subaxial disease. (surgicalneurologyint.com)
  • Compression plate fixation and the effect of different types of internal fixation on fracture healing. (sarose.com.np)
  • Vertebral Compression Fractures Most vertebral compression fractures are a consequence of osteoporosis, are asymptomatic or minimally symptomatic, and occur with no or minimal trauma. (msdmanuals.com)
  • Fractures and dislocations of the spine demand early and accurate diagnosis so that treatment can quickly be introduced in order to produce a painless, stable spine and prevent pressure on the spinal cord and/or nerves. (dallasspine.com)
  • Fractures and dislocations of the spine are very serious injuries because there is the potential for damage to the spinal cord if the patient is not taken care of very carefully. (dallasspine.com)
  • The most common types of fractures affecting the low back are compression fractures which usually result from a fall. (dallasspine.com)
  • With most compression fractures, bed rest, physical therapy and conservative medical care is effective. (dallasspine.com)
  • Flexion and compression fractures frequently occur at the T1 and L1 levels. (dallasspine.com)
  • Around this time, spinal instrumentation, which mostly consisted of wiring of posterior elements, was employed sporadically for treatment of spine fractures. (medscape.com)
  • Injury to spine may cause various conditions including fractures, dislocation, partial misalignment (subluxation), disc compression (herniated disc), hematoma (accumulation of blood) and partial or complete tears of ligaments. (irvinespine.com)
  • Complications of nonunited Type II odontoid fractures can range from neck pain to progressive neurological deficit from cervical myelopathy. (surgicalneurologyint.com)
  • Rarely, nonunion of Type II odontoid fractures may be hypertrophic where both instability and compression cause neurological morbidity. (surgicalneurologyint.com)
  • Odontoid fractures are among the most common injuries at the craniocervical junction and account for nearly one in six cervical spine fractures. (surgicalneurologyint.com)
  • Various algorithms have been proposed for the management of Type II odontoid fractures, with nonsurgical management including cervical orthosis and halo-vest and surgical management including both anterior and posterior options. (surgicalneurologyint.com)
  • The hazards of nonunited odontoid fractures in adults can include mechanical neck pain[ 2 ] as well as progressive craniocervical deformity[ 5 8 ] and neurological deterioration into cervical myelopathy. (surgicalneurologyint.com)
  • Spinal fusion and instrumentation were developed and applied as independent techniques for treatment of spinal instability in the first half of the 20th century, before the biomechanical principles surrounding spinal instability were understood. (medscape.com)
  • [ 1 ] The success of the Harrington rod system with deformity correction led to its subsequent use for treatment of overt spinal instability (eg, post-traumatic instability). (medscape.com)
  • However, it soon became apparent that the application of spinal instrumentation (without fusion) for treatment of spinal instability often ended in breakage or loosening of the hardware (hardware failure). (medscape.com)
  • Strictly defined, spinal fusion is an operation designed to treat spinal instability. (medscape.com)
  • She presented with 6 months of progressive cervical myelopathy that manifests as upper extremity weakness and hand incoordination, extremity paresthesiae, and gait instability. (surgicalneurologyint.com)
  • Views during flexion, as tolerated by the patient, show dynamic instability of the entire cervical spine. (merckmanuals.com)
  • Indications for treatment of atlantoaxial subluxation include pain, neurologic deficits, and potential spinal instability. (merckmanuals.com)
  • Whilst acute instability results in sudden and relatively severe symptoms, chronic or long-standing instability is associated with a range of musculoskeletal and structural spinal alterations. (bvsalud.org)
  • Telescoping of the spinal segments results in "vertical" spinal instability in the subaxial spine and central or axial atlantoaxial instability (CAAD) at the craniovertebral junction. (bvsalud.org)
  • Radiculopathy/myelopathy related to spinal degeneration or ossification of posterior longitudinal ligament appears to have their origin from vertical spinal instability. (bvsalud.org)
  • Spinal Tuberculosis, also known as Pott's Disease, is a spinal infection caused by tuberculosis that can lead to osteomyelitis, kyphotic deformity, and spinal mechanical instability. (orthobullets.com)
  • Most cervical cord injuries occurred in the absence of traumatic injury, instability, and airway difficulties. (silverchair.com)
  • In the absence of instability, cervical spondylosis was the most common factor associated with cord injury. (silverchair.com)
  • Perioperative cervical spinal cord injury is perceived by many anesthesiologists to be associated with airway management in the setting of trauma and/or cervical spine instability. (silverchair.com)
  • In a review of the American Society of Anesthesiologists Closed Claims database, the great majority of cervical spinal cord injuries occurred in the absence of trauma, cervical spine instability, or airway management problems. (silverchair.com)
  • Compression effects can occur on the lateral margins of the vertebral body while torsional and translational forces may affect the body or disc and ligament structures. (dallasspine.com)
  • The spinal column is of relatively normal length but becomes kyphotic as a result of vertebral anomalies and body habitus. (medscape.com)
  • The spinal or vertebral column. (lookformedical.com)
  • Spinal nerves exit at the vertebral level. (boneandspine.com)
  • Kinematics refers to cervical vertebral motion. (boneandspine.com)
  • Unfortunately, clinicians can make small errors in restoration of disk space height at multiple vertebral levels and functional spinal units. (orthospinelab.com)
  • Symptomatic AAI occurs when subluxation or dislocation causes the odontoid process, or posterior arch of the atlas, to impinge on the spinal cord and cause neurologic manifestations. (medscape.com)
  • With an extension dislocation the posterior ligaments remain intact making the dislocation stable. (dallasspine.com)
  • In order for a significant posterior (extension) dislocation to occur there must be a tear in the anterior longitudinal ligament. (dallasspine.com)
  • Such cases require anterior transoral decompression, posterior cervical decompression, and instrumented fusions. (surgicalneurologyint.com)
  • The spinal cord sits inside a bone tunnel called the spinal canal, located in the posterior half of each vertebra. (ceufast.com)
  • The lower cervical spine that permits motion through intervertebral discs and facet joints and is limited by the anterior longitudinal ligament and posterior ligamentous complex. (boneandspine.com)
  • In short, the atlas subluxation or misalignment of the upper cervical neck bone can cause a lot of pain and agony throughout your body. (naturalcarechiropractic.com)
  • Nerve pain, which may be felt as aching, pinching, throbbing, or stabbing discomfort in the mid-, lower-, and upper back areas, is frequently due to irritated nerves brought on by spinal misalignment. (idealspine.com)
  • Here, the occipital condyle is a single rounded projection that is present on the rear of the skull and articulates with the first cervical (neck) vertebra. (wikipedia.org)
  • The vertebra and discs form the spinal column from the head to the pelvis, giving symmetry and support to the body. (irvinespine.com)
  • Pads of tough cartilage, called intervertebral discs, separate the bony vertebra of the spinal column from one another. (ceufast.com)
  • At its end, the spinal cord terminates at the lower border of the first lumbar vertebra, evolving into a horsetail of nerves, the cauda equina. (ceufast.com)
  • The first cervical vertebra. (lookformedical.com)
  • The first root leaves above the atlas and last [C8] exits between the seventh cervical vertebra and the first thoracic level. (boneandspine.com)
  • One can consider an axial compressive load applied to a single cervical vertebra as a fundamentally pure example of load transmission. (boneandspine.com)
  • The spine is divided into 3 major parts, the cervical (neck), thoracic (mid back), and the lumbar (low back) regions. (christophersilverimd.com)
  • The thoracic spine is the middle part of the spine, connecting the cervical and lumbar spine. (medicalnewstoday.com)
  • For phase 2 measurement testing, 21 consecutive patients undergoing surgery with multilevel deformities for cervical, thoracic, and lumbar procedures had MCGB height pre- and postoperatively measured by 3 blinded observers. (orthospinelab.com)
  • Key points of this study include the following: (1) Spinal balance requires optimizing spinal height, which is a curved line in order to accommodate cervical lordosis, thoracic kyphosis, and lumbar lordosis. (orthospinelab.com)
  • This presented originally with neck pain and was detected on spinal radiographs, with conservative management in a soft cervical orthosis implemented. (surgicalneurologyint.com)
  • Atlantoaxial subluxation is usually asymptomatic but may cause vague neck pain, occipital headache, or occasionally intermittent (and potentially fatal) cervical spinal cord compression. (merckmanuals.com)
  • The spinal cord runs from the neck down to the lower back. (medicalnewstoday.com)
  • In the neck, there are seven levels of lamina, and procedures involving disruption of these bones in the spine in this region of the cervical spine are referred to generically as a cervical laminectomy. (ceufast.com)
  • The spinal cord in the neck, or cervical area, has branches that are called nerve roots . (colganosteo.com)
  • Chances are, that is the very question you asked your doctor (or some variation) once you found out that the spinal cord or other neural openings in the cervical (neck) region of your spine were being restricted by some sort of anatomical abnormality. (painneck.com)
  • Sometimes, neck and jaw pain is due to a dislocation of the mandible and, while most such dislocations can be remedied in the emergency department, some are more complicated. (painneck.com)
  • The main symptom of cervical radiculopathy is pain that spreads into the arm, neck, chest, upper back and/or shoulders. (physiomaxwellness.ca)
  • A 68-year-old female presented with rapidly progressive cervical myelopathy (from normal to moderate myelopathy modified Japanese Orthopedic Association [mJOA] 13) over 3 months. (surgicalneurologyint.com)
  • At follow-up, the cervical myelopathy has improved to near normalcy (mJOA 17) with no evidence or implant-related complication. (surgicalneurologyint.com)
  • Both CT scanning and MRI can be used to examine the size of the foramen magnum, which is an important determinant of compressive myelopathy of the upper cervical cord. (medscape.com)
  • Hawaiian physician Cherylee Chang, MD, describes symptoms of acute myelopathy in surfers likely due to ischaemia of the spinal cord. (painneck.com)
  • however, flexion views may be required to show intermittent subluxation. (merckmanuals.com)
  • In phase 1 measurement testing the flexion, extension, and neutral bending radiographs of spinal segments not containing deformities showed that the middle column had the most reliable measurements of spinal axial height both in the actual measurements of change from flexion to extension (mm) and in percentage of change. (orthospinelab.com)
  • It is most commonly seen in high-energy trauma, often associated with other skull and/or cervical spine injuries. (wikipedia.org)
  • Each year in the United Sates, there will be approximately 50,000 new spinal cord injuries caused by accidents. (dallasspine.com)
  • More than half of these injuries involve the cervical spine, and most of them happen to young men. (dallasspine.com)
  • Where are the most common sites of cervical spine injuries? (brainscape.com)
  • The Congress of Neurological Surgeons recommended the SLIC and the CSISS for use in categorizing lower cervical spine injuries. (medscape.com)
  • Spinal injuries may occur while playing, performing normal activities, operating heavy machines, lifting heavy objects, driving automobiles, or when you suffer a fall. (irvinespine.com)
  • Spinal injuries are the most common workplace injuries that may occur while operating heavy machines, lifting heavy objects, driving automobiles, or when you suffer a fall at workplace. (christophersilverimd.com)
  • The most common symptom of spinal injuries is pain. (christophersilverimd.com)
  • All general anesthesia claims (1970-2007) in the Closed Claims database were searched to identify cervical injuries. (silverchair.com)
  • Twenty-four percent of cord injuries were associated with the sitting position. (silverchair.com)
  • Lower cervical spine injuries are very common and are associated with substantial mortality and morbidity. (boneandspine.com)
  • These injuries, minor or major, can affect the spinal cord and nerve roots, and depending on the level of the spinal injury cause various motor and sensory dysfunctions. (boneandspine.com)
  • Motor-vehicle accidents, falls, and accidents resulting from recreational activities or sports are the leading causes of injuries to the lower cervical spine. (boneandspine.com)
  • The anatomy of the spinal column is reviewed elsewhere. (msdmanuals.com)
  • It is a chronic, progressive, rheumatic disease of the spine that causes calcification of the spinal ligaments resulting to loss of movement. (backtowellnesscenter.com)
  • In the past 3 decades, increased understanding of spinal biomechanics, proliferation of sophisticated spinal instrumentation devices, advances in bone fusion techniques, refinement of anterior approaches to the spine, and development of microsurgical and minimally invasive methods have made it possible to stabilize every segment of the spine successfully, regardless of the offending pathology. (medscape.com)
  • The spine, also called the back bone, plays a vital role in stability, smooth movement and protection of the delicate spinal cord. (irvinespine.com)
  • Whatever the reason, should the hard, protective bone surrounding the spinal cord need to be disrupted or removed, it is a laminectomy that is called for (Chicken Noodle Soup for Low Back Pain, 2003) (Hellman, 2004). (ceufast.com)
  • Laminectomy is a term used to describe a range of surgical interventions on the spine in which the paired wing shaped areas of bone that surround the spinal cord itself are disrupted or removed. (ceufast.com)
  • They also provide detailed information on the biomechanics of the human body including bone tissue, articular cartilage, soft tissue, blood and fluids, spinal cord and nerve tissue, joints, and extremities. (lawyersandjudges.com)
  • Atlas subluxation complex, otherwise known as ASC, is a condition where the atlas is moved out of its proper alignment with the occipital bone above and the axis bone below. (naturalcarechiropractic.com)
  • This injury tends to be unstable and may co-occur with atlanto-occipital subluxation or dislocation. (wikipedia.org)
  • Stabilization of unstable spinal segments is the basis of surgical treatment. (bvsalud.org)
  • The aim of this study was to characterize cervical cord, root, and bony spine claims in the American Society of Anesthesiologists Closed Claims database to formulate hypotheses regarding mechanisms of injury. (silverchair.com)
  • The cervical spine can get injured by various mechanisms that lead to bony or ligamentous failure. (boneandspine.com)
  • The treatment goals are to protect the spinal cord, stabilize the spinal column, decompress neural tissue, and reduce any deformity. (medscape.com)
  • Around the turn of the 20th century, the problem of progressive spinal deformity and disability caused by spinal tuberculosis (Pott disease) had become a focus of clinical inquiry. (medscape.com)
  • 3) All 3 dimensions are important to optimize in deformity correction: sagittal plane, coronal plane, and axial spinal height. (orthospinelab.com)
  • Why has the y- axis, axial spinal height, been overlooked by deformity surgeons? (orthospinelab.com)
  • Additional factors, such as prolapsed intervertebral disks, osteophytes, and progressive thoracolumbar kyphosis, contribute to the narrowing of the spinal canal. (medscape.com)
  • Nerve tissue passes-through at regular levels on each side of the spinal canal comprising nerve passages known as intervertebral foramina, or foramen. (ceufast.com)
  • Cervical Herniated Nucleus Pulposus Herniated nucleus pulposus is prolapse of an intervertebral disk through a tear in the surrounding annulus fibrosus. (msdmanuals.com)
  • Overview of Spinal Cord Disorders Spinal cord disorders can cause permanent severe neurologic disability. (msdmanuals.com)
  • A thorough neurologic examination should be performed as soon as possible to detect any evidence of cord damage. (medscape.com)
  • Midsagittal section of upper cervical spine. (medscape.com)
  • Because the cervical spine has multiple synovial-lined articulations, RA can manifest itself in the upper cervical spine. (medscape.com)
  • C1 and C2 along with C2-C3 joint are considered upper cervical spine whereas below that is lower cervical spine. (boneandspine.com)
  • Treatment includes symptomatic measures and cervical immobilization, usually beginning with a rigid cervical collar. (merckmanuals.com)
  • In addition, motion of the C1-2 segment can cause compression of adjacent or exiting nerve roots. (medscape.com)
  • The axillary nerve is mainly formed from the fifth (C5) and sixth (C6) cervical nerve roots. (colganosteo.com)
  • There are a total of eight cervical nerve roots. (boneandspine.com)
  • this curved length is predictive of the optimal postoperative middle-column height after spinal osteotomies and intervertebral spacer insertion. (orthospinelab.com)
  • Ultrasonography may be supplemented with CT scanning and/or MRI of the head to monitor for compression of the foramen magnum. (medscape.com)
  • In younger people, cervical radiculopathy tends to be the result of a ruptured disc, perhaps as a result of trauma. (physiomaxwellness.ca)
  • Cervical radiculopathy may be treated with a combination of pain medications such as corticosteroids (powerful anti-inflammatory drugs) or non-steroidal pain medication like ibuprofen or naproxen and physical therapy . (physiomaxwellness.ca)
  • In this setting, clinical practice is guided by an understanding of the principles of spinal biomechanics and knowledge of the generally accepted indications, contraindications, and controversies regarding fusion surgery. (medscape.com)
  • Dr. Bhatia is a World-Recognized Leader in Spinal Surgery, he provides individualized, conservative & compassionate care for all of his patients. (irvinespine.com)
  • They offer so many different areas of assistance to those with issues from nutrition to spinal surgery. (painandspinespecialists.com)
  • If significant compression on the nerve exists to the extent that motor weakness results, surgery may be necessary to relieve the pressure. (physiomaxwellness.ca)
  • Repeating examinations serially is crucial to determine the end of spinal shock, which usually occurs in 24 hours. (medscape.com)
  • Lamina occurs from top to bottom of the spine, and a laminectomy can involve any area or region of the spinal cord protective cover. (ceufast.com)
  • What is the sensitivity and specificity of plain lateral radiographs in patients with acute trauma to the cervical spine? (chiroindex.org)
  • 1) The axial spinal height has to be measured more accurately than sagittal or coronal balance. (orthospinelab.com)
  • Anytime there is a partial dislocation of the spine it is referred to as a subluxation. (dallasspine.com)
  • Panjabi should be given credit for applying the Eulerian coordinate system (x, y, z axes) to the spine in order to investigate the biomechanical properties of the functional spinal unit. (orthospinelab.com)
  • Therefore, the cervical spine is protected in a patient of trauma, beginning at the accident site, during extrication, examination and shifting the patient. (boneandspine.com)
  • Traumatic rotatory displacement of the atlas can vary from subluxation to dislocation. (medscape.com)
  • In practice, however, this definition is not particularly useful as it fails to establish the indications for spinal fusion. (medscape.com)
  • Just a millimeter of dislocation can take the atlas from protecting the brainstem to applying a lot of pressure to it. (naturalcarechiropractic.com)