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  • MPPotter
    Participant
    Post count: 4

    Hi Dr Corenman,
    I was hoping you could give me some advice on how to proceed.

    History

    I’m a 34 year old male, 5’11”, overweight (108 kg), sedentary job and life style.
    I have had intermittent lower back pain in the past, however 11 weeks ago I had a sudden onset of central lower back pain. I was functional, but extremely stiff after driving to work.

    Over a two week period the pain shifted to the left buttock/thigh. At this time I attended a physiotherapist, and started doing lying McKenzie extension exercises (which helped somewhat with the pain) plus other core strengthening exercises prescribed by my physio. I also started walking two or three times a day.
    Soon after this I began getting pins and needles on the outside side of my calf. At it’s worse I had periods (usually only an half our or so) of complete numbness of the two outside toes (they felt like leaden weights on my foot). A GP examination of my reflexes at this time showed no loss of reflex and I don’t believe I have any leg weakness.

    Pain and neurological symptoms peaked at the birth of my son 5 weeks ago (I’m assuming due to stress levels and additional demands on my body) and have now settled somewhat. On my GP’s advice I started taking 400mg ibuprofen three times daily (I am tolerating it well) and 30mg codeine when needed (say for an event), a few times a week, never more than once a day.

    At this point I have significant sciatic discomfort driving in to work in the morning, but am can move more freely more quickly once there, and my discomfort is significantly less when driving home in the evening. Sitting for long periods or in the wrong chair is still problematic (I use a standing desk now mostly at work) and my pain seems to increase at night after lying. I don’t wake in pain but I do find it hard to get comfortable again and go back to sleep when I do wake, which is frequently with a newborn. I’m probably losing around 2 hours of sleep a night.

    Pain decreases significantly to mild discomfort when I’m lightly active (walking, tidying the house etc) and distracted. Extended walking can flare things up after, but if I lie propped up on elbows for half an hour or so most symptoms settle down.

    MRI results

    I had an MRI done last week, which revealed the following (I’ve paraphrased):
    Vertebral body height and signal maintained at all imaged levels. Transistional vertabra at lumbosacral junction treated as lumbarised S1 for report. Conus terminates at L2.

    l4/5: Small generalised posterior disc protrusion, slightly more prominent right paracentral component. Associated annular fissure/tear. Both exit foramina are patent. Mild narrowing of facet joints.

    L5/S1: Focal, large posterior disc protrusion, most pronounced in the left posterolateral position but extending from right posterolateral to left posterolateral. Moderately high grade stenosis of the canal, particularly on the left. Compression of the traversing left S1 nerve root. No significant foraminal narrowing, l5 nerve roots exit freely. Minimal degenerative changes of facet joints.

    S1/2: No significant space occupying disc lesion. Canal and both foramina are patent.

    Questions

    My GP has referred me for a spinal epidural injection which I have scheduled, but ideally I’d like to speak to a specialist. Under the public health system in Australia I will be looking at probably a year’s wait to have surgery after seeing a specialist, based on my relatively milder symptoms.

    In your opinion, should I insist on a referral to see a spine specialist at this point?
    Is an epidural a reasonable next course of action?
    Am I likely to do permanent damage to my nerves by putting off surgery?
    How long should I pursue a conservative approach before seeking surgery?

    Thanks very much for your time, any advice is appreciated.

    Donald Corenman, MD, DC
    Moderator
    Post count: 8660

    You have a perfect history for an L5-S1 disc hernation. These disc hernations start with an annular tear which causes central back pain. As the disc herniates, the nerve becomes compressed but will take 1-3 days to develop leg pain. The nerve is tented by the disc herniation so sitting (or bending forward) hurts and standing is better (the nerve is under less stress when your thigh is parallel to your back-standing).

    I would be suspicious of your GP’s finding that your reflexes are equal. Almost always with the size of your hernation, the left achilles reflex will be dulled (plus one instead of plus two) but it is a subtle art to determine what the reflex is.

    One of the keys is to check the strength of the gastroc-soleus (calf) muscle. This muscle is so strong that manual testing (the doctor uses his own strength to see if he can “break” the muscle) normally is useless so there is a self directed test that can check the strength. See https://neckandback.com/conditions/home-testing-for-leg-weakness/ to understand how to test the S1 nerve.

    If you have no motor weakness, I normally advise an epidural steroid injection along with PT. These injections can be very helpful to relieve pain. If the injection helps, then a repeat injection might be helpful in 2-4 weeks.

    If however, the muscle is weak, I recommend surgery as the chance of motor strength recovery is much less without surgery than with surgery. I understand this is a national health care country but they should be able to do the right thing. I have talked to prior Australians with this same problem. These individuals were successful (if their GPs would not emergently refer them for a surgery) by presenting themselves to an ER with pain and weakness. The ER tends to understand this dilemma and ask for a quick referral.

    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.
    MPPotter
    Participant
    Post count: 4

    Thanks Dr,

    Really appreciate you taking the time, you are a scholar and a gentleman.

    I stumbled across your strength test page after originally posting and have been amusing my colleagues my stalking the halls at work on my tippy toes. My heel doesn’t seem to drop at all, though I do seem just very slightly slower doing 20 stationary heel raises in a row on the effected leg than my other. I was able to do several sets in a row though.

    Just one other question regarding the leg pain I’ve noticed – when I get up at night after lying for few hours, I have minimal initial pain or anything while remaining lying, but after standing for a about a minute or two I get a rush of pins and needles and bad sciatic pain that I need to “walk through” for 10 minutes. This is the worst my pain gets. Just wondering what prompts that response, is it something I can prevent through sleeping position or just a result of increased inflammation over night while stationary?

    The ER tip is a good idea thanks. I don’t have a lot of faith in my GP, he’s the one always available for appointments at his practice. My sister is a great GP but sensibly is hesitant to treat or refer family.

    Donald Corenman, MD, DC
    Moderator
    Post count: 8660

    Great that you have no motor weakness. This means that pain is the only indication for surgery. I would try the epidural and would expect good results. About 70% of patients without motor weakness can avoid surgery by this injection.

    Normally, patients have immediate worsening pain when getting up after sleeping but an occasional patient has not only disc hernation pain but also has lateral recess stenosis pain. This is just a variant of the HNP pain complex and does not mean much in treatment.

    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.
    MPPotter
    Participant
    Post count: 4

    Thanks again!

    My injection is tomorrow so I’ll see how that goes, and push for a referral if I see no improvement in a week or two.

    Donald Corenman, MD, DC
    Moderator
    Post count: 8660

    Let us know your progress please.

    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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