Viewing 6 posts - 1 through 6 (of 11 total)
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  • KW Lee
    Participant
    Post count: 7

    Dear Dr.

    My dad has undergone a 5 level spine fusion surgery . He is still suffering pain on his leg 6 months after the surgery . The pain is at his tibialis anterior.

    We have met 18 doctors. He had done CT scan and nerve conductivity test . The CT scan report shows the hardware are intact and various doctors have confirmed the screws are in perfect position . There are plenty of free space for the nerve and no compression is observed . However the nerve conductivity report mentioned there is a delay in the L5 & S1 nerve .

    Based on your experience what could be wrong with my dad ? Do we need a MRI scan ? We are helpless as he is still unable to walk 6 months after surgery and pain is remain .

    Hope you could give us some advise .

    Thank you .
    KW Lee

    Donald Corenman, MD, DC
    Moderator
    Post count: 8660

    There are a number of potential causes of remaining leg pain after a fusion.

    First question is what was the diagnosis to lead to the surgery? What were the symptoms prior to surgery?

    Second question is if the pain changed in intensity or quality after the surgery.If so-how?

    Third is whether the fusion is solid or not?

    Fourth is what the EMG found-radiculopathy vs peripheral neuropathy? (See website for differences).

    If your father has not had a postoperative MRI, he needs one now with and without gadolinium.

    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.
    KW Lee
    Participant
    Post count: 7

    Dear Dr. Corenman

    Appreciate your quick reply . Here are my answer to your question :
    1. He has spinal stenosis in multiple level . His first pain that caused him unable to walk was back in 2010. He had an injection and was OK since then until May this year . The doctor asked for surgery and that was how he ended up with spinal fusion surgery
    2. He suffered pain on his right leg 2 weeks before surgery . The pain radiated from upper thigh to ankle . He was still able to walk prior to surgery despite of intense pain . 1 month after surgery his pain developed in his tibialis anterior side and we noticed the muscles has some swelling and stiff ! His mood wasn’t as bad as before but he couldn’t walk steadily and smoothly after the surgery and not able to climb up and down staircase because of pain . For your information he has no foot drop .
    3. The nerve conductivity report written with “suspect nerve root insult from spinal cord ”

    Hope to hear further from you .

    Thank you in advance .
    KW Lee

    KW Lee
    Participant
    Post count: 7

    Dear Dr Corenman

    For your information my father has had the nerve root block injection but there is no sign of relief .

    Thank you .
    KW Lee

    Donald Corenman, MD, DC
    Moderator
    Post count: 8660

    I will assume that with the presence of spinal stenosis and the need for fusion, you father had a degenerative spondylolisthesis (see website). WIth continuing leg pain that is worse after surgery, I would also assume that there might be an existing lumbar foraminal stenosis or lumbar foraminal collapse that was not addressed or fully corrected after surgery.

    A nerve root injection that gained no relief is suspicious. For diagnosis, the relief needs to occur for only the first three hours. Most individuals who are injected are not given this information (see pain diary). Long term disappointing results are not important for diagnosis.

    New imaging is important to understand the pathology. These would include an MRI with gadolinium and a CT scan.

    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.
    KW Lee
    Participant
    Post count: 7

    Dear Dr. Corenman,

    My father had the MRI ( with contrast ) yesterday and below are the report contents from Radiologist :

    – Posterior lumbar interbody fusion has been performed from L1 to S1
    – Alignment and curvature are normal
    – There are central disc bulges at all levels
    – At L4 L5 the disc bulges in the right paracentral direction and there is hypertrophy of the facet joints, especially the right side
    – The right lateral recess is narrowed and this may impinge upon the right L5 root
    – The foremina are not significantly encroaches at any level
    – The cenral canal is capacious
    – The conus appears normal
    – There is no abnormal enhancement
    – The paravertebral soft tissues are unremarkable
    Comment from Radiologist : Posssibly narrowed right lateral recess at L4 L5 due to a right paracentral disc bulge and hypertrophic facet joints.

    While below are the CT Scann radiological report :
    – Mild scoliosis of lumbar spine with convexity to the right
    – Alignment appears maintained
    – There is reduction of L3 L4 disc space
    – Air seen within disc at L2L3, L3L4, and L4L5 suggestive of vacuum phenomena
    – The rest of vertebral body height and disc spaces are maintained
    – The spinal canal appears preserved. No significant spinal stenosis
    Comments : Posterial surgical instrumentation seen from L5 to S1 with lumbar spondylosis changes and lumbar
    scoliosis

    Dr. Corenman, hope you could help us to advice what could be wrong.

    Thank you so much.

    Regards,
    KW Lee

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