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  • hmrhded
    Member
    Post count: 9

    Dear Dr Coreneman , I wanted to update you on my surgery. I had what was suppose to be routine PLIF on 6/26/2012.
    It turned out to be anything but routine , due to the very large anterior osteophytes the spondylolisthesis was not repaired at all.A Gill laminectomy ,bilateral foraminotomies, pedicle screw fixation, and lateral mass fusion took place.
    People if your doctor won’t listen to you , get up and leave! Find another doctor that will listen and go over the procedure with you. I provided MRI’s and x-rays twice to a neurosurgeon , and he still didn’t look at them until he couldn’t open the interbody space between L5/S1.Then it was too late , to remove the bone spurs , according to the surgeons assistant.
    Out of four doctors ,Dr Corenman was the only one to correctly diagnose my condition! I wish i had taken the extra time to visit and get treated by Dr Corenman .

    Donald Corenman, MD, DC
    Moderator
    Post count: 8660

    I have to define what certain surgeries are by their initials to clear up any confusion.

    A TLIF is a transforaminal lumbar interbody fusion. This is a procedure where the facet on one side is completely removed to allow access to the disc space. This allows fusion of the disc space along with fusion along the lateral gutters. The removed facet is recycled as bone graft. The lateral gutters are the location of the transverse processes and the opposite sided facet. The TLIF procedure allows a front and back fusion from just a small posterior incision. There is no need to make an incision in the belly.

    The PLIF is a posterior lumbar interbody fusion. It is a similar procedure to the TLIF with one small incision in the back and also allows fusion of the disc space. The difference is that the approach to the disc space occurs on both sides of the back of the spine. This requires retraction of the roots on both sides. This is now unnecessary since the advent of the TLIF and this procedure is somewhat out of vogue.

    The PLF is a posterolateral fusion and can be confused with a PLIF but they are two very different procedures. The PFL is a posterolateral fusion. This procedure fuses only the back of the vertebra (lateral gutters as noted above) and this procedure is useful for patients with less need for a strong construct or those with multilevel needs. Older individuals and those with the need of multilevel level fusion (scoliosis or kyphosis reconstruction) will utilize this procedure.

    Your procedure sounds like a PLF. This can be successful for a spondylolisthesis but is generally not recommended as the rate of success is less than if a TLIF was performed.

    Dr. Corenman

    PLEASE REMEMBER, THIS FORUM IS MEANT TO PROVIDE GENERAL INFORMATION ON SPINE ANATOMY, CONDITIONS AND TREATMENTS. TO GET AN ACCURATE DIAGNOSIS, YOU MUST VISIT A QUALIFIED PROFESSIONAL IN PERSON.
     
    Donald Corenman, MD, DC is a highly-regarded spine surgeon, considered an expert in the area of neck and back pain. Trained as both a Medical Doctor and Doctor of Chiropractic, Dr. Corenman earned academic appointments as Clinical Assistant Professor and Assistant Professor of Orthopaedic Surgery at the University of Colorado Health Sciences Center, and his research on spine surgery and rehabilitation has resulted in the publication of multiple peer-reviewed articles and two books.
    hmrhded
    Member
    Post count: 9

    Dr Corenman,
    I will type it as it appears on the hospital report.
    Indication for Admission: this is a 47 year-old gentleman with chronic back pain for 32 years. He has had increasing leg symptoms in recent months. He has a grade 2 spondylolisthesis at L5/S2 and is being admitted for a one level decompression posterior lumbar interbody fusion.

    Operative summary:The patient was prepped and draped in a routine fashion in prone position, and a midline incision made. sharp dissection was used to expose the spinous process and lamina in the lower lumbar region in the sacrum. the O-arm star was then attatched at L4 and images generated. Pedicle screws were placed at L5 and at S1 bilaterally without great difficlty using 45 x 6.5 mm and 35 x 6.5 mm screws. con,,,

    hmrhded
    Member
    Post count: 9

    con,, These were inserted under O-arm guidance and then tested electronically with good placement and no evidence of nerve root impingement. once this was accoplished , i did a complete gill laminectomy. once i had exposed the disk space , i attempted to open this up with interbody spreaders , but it was clear that the large anterior osteophyte and the collapsed disk has essentially fused the disk and i really could not open it up even getting spreaders and i simply was breaking the bone, but was not opening up the interspace. at this point ,i simply widened the foraminotomies out as far as i could and decompressed the nerve roots.there had been a small central tear in the dura when doing the gill laminectomy where there was inflammatory tissue stuck posteriorly.This was closed with a single 4-0 Nurolon suture. con,,,

    hmrhded
    Member
    Post count: 9

    con,, the wound was thoroughly irrigated.Floseal used to control minor oozing. The dura was then covered with duraseal, and a hemovac drain brought out through a seperate stab incision.Grafton and native bone were then morselized and placed in the lateral gutter.the wound was irragated and closed in layers.
    Hope that helps explain it better,,,

    Donald Corenman, MD, DC
    Moderator
    Post count: 8660

    The fusion bone graft included Grafton which is a bone substitute. The success of this operation will depend upon two factors. One is the graft itself which has to fuse the transverse processes of L5 to the ala of the sacrum. For your surgical construct, expect this to take between 9 months and 14 months.

    The other factor to consider is the opening of the nerve holes at L5-S1 (the foramen). If the disc space is not distracted (it was not), the nerve holes might remain somewhat narrowed. As long as you do not have leg pain, this is not going to be a factor.

    The dural tear is not typically a complication but if repaired well, should not be a problem in the future.

    Dr. Corenman

    PLEASE REMEMBER, THIS FORUM IS MEANT TO PROVIDE GENERAL INFORMATION ON SPINE ANATOMY, CONDITIONS AND TREATMENTS. TO GET AN ACCURATE DIAGNOSIS, YOU MUST VISIT A QUALIFIED PROFESSIONAL IN PERSON.
     
    Donald Corenman, MD, DC is a highly-regarded spine surgeon, considered an expert in the area of neck and back pain. Trained as both a Medical Doctor and Doctor of Chiropractic, Dr. Corenman earned academic appointments as Clinical Assistant Professor and Assistant Professor of Orthopaedic Surgery at the University of Colorado Health Sciences Center, and his research on spine surgery and rehabilitation has resulted in the publication of multiple peer-reviewed articles and two books.
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