Author: Dr. Shim:

Disk Herniations in the NFL

Football season is starting NOW!     Whenever I watch the game,  even as an orthopaedic spine surgeon,  I am amazed there are not more injuries.    Considering the size and speed of those players,  you would think there would be an injury with every play.  Sometimes I am asked to consider the bio mechanics of […]

Outpatient Anterior Cervical Discectomy and Fusion

In times past,  people were admitted to the hospital for the simplest of surgical procedures.  In the 1970’s,  a two week admission to the hospital for a simple carpal tunnel surgery was routine.  People would be admitted  a day or two before surgery to get testing.  Surgery was then performed.  Then,  the patient was discharged […]

51% vs 49%

It only takes one grain to tip the scale As a treating Physician,  Spine Surgeon,  and a Medical Expert,  I am often asked to offer analysis on certain medical situations. I write letters,  and sign forms regarding return to work, work restrictions,  temporary disabled parking permits,  the need for additional medications,  and therapy.  I am often […]

Why we have a Spine

Humans are considered a vertebrate animal.  In otherwords,  we have a spine. The spine serves as a scaffold by which the rest of the body attaches its ligaments,  tendons and muscles, and in a coordinated fashion, allows purposeful movement.  It is a marvel of engineering as it allows generation of precision maneuvers,  powerful forces,  and […]

Alternatives to Lumbar Fusion

Dr. Shim discusses spinal stenosis, and newer surgical options. CitationsMachado GC, Ferreira PH, Yoo RI, Harris IA, Pinheiro MB, Koes BW, van Tulder MW, Rzewuska M, Maher CG, Ferreira ML. Surgical options for lumbar spinal stenosis. Cochrane Database Syst Rev. 2016 Nov 1;11:CD012421. PubMed PMID: 27801521Last modified: January 5, 2018

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Herniated Nucleus Pulposus

The intervertebral disc has the function of a ligament,  a shock absorber and a spacer. It is the structure that most connects two adjacent vertebral bodies with each other.   Unfortunately,  it can also be the origin of extreme sciatica episodes when the inner part of the disc becomes a Herniated Nucleus Pulposus. Like many other […]

Dr. Shim’s Interview on Bay News 9

I had a very productive interview with Bay News 9‘s Dr. Randy Shuck. We had great dialogue discussing the following issues: Why do people get spine surgery? How has spine surgery changed,  and why has it become a more common surgery? What are the known complications for spine surgery? How can you minimize the chance […]

Cervical Instability

  What is Cervical Instability? In this x-ray series,  it demonstrates movement of the vertebral body of C6 on C7.  On Flexion,  the posterior corners of the vertebral bodies line up.  But,  with extension,  there is a 4.3 mm movement of the C6 body posterior (towards the back) to the C7 body.  The accepted criterion for […]

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The Functional Spine Unit

The spine consists of the bony vertebra,  the intervertebral disc,  and the associated ligaments that hold two or more vertebra together,  while still allowing motion.  Motion is coordinated between smooth articulations between the vertebra called the facet joints. This combination of two adjacent vertebra,  intervertebral disc,  facet joints,  and the associated ligaments comes together to […]

Low Back Pain, and Diagnostic findings in 40 year olds

Every day,  I have consultation with patients that have had lumbar MRI’s,  but with mild complaints. Some primary care physicians  use CT scans to identify causes of low back pain. Fortunately,  while there are some findings on the studies,  it is rare to find a truly emergent finding.  Also,  it was rare to find a truly “normal MRI” as most of my […]