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  • rypz79
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    Post count: 32

    Dr. Corenman

    I’ve seen the surgeon a month ago he said that in his opinion the compression I have does not require further surgical intervention (discectomy or fusion) . He is conservative and probably doubtful if a fusion will get my spine better then it is now. I’m gonna get a 2nd opinion.

    1) The foot seems slowly getting better but I’m still suffering from my back in essence I feel already somewhat fused if I do 50-60% BLT postures I’ll get discogenic pain (and probably inflammation) reaction(s) what is the point of not getting that level fused if it is stiff and prone to pain?

    2) There is a cycle I don’t understand: in the morning the foot paresthesia is at it’s worst – painful to walk and put some non cushioned shoes or sandals it gets better (more sensation) as the day progress and at night while lying in bed completely horizontal it feels like the nerve is growing/recovering sense of pleasent heat and tingling it can last couple of hours or so the foot is much less sensitive to pressure (and consequently less painful) but in the morning the story returns all over again. what are your thoughts about it? do you think inflammation has to do with it though it looks like it’s the same cycle even when my L5 -S1 disc is very guarded (unless a very degenerative disc is almost always inflammed not matter if it moves or not)

    3) Lastley do you know any of these supplements : L-Citrulline, Acetyl-L-Carnitine, R-Alpha Lipoic Acid , Benfotiamine helpful for non-diabetic neuropathy and or nerve regeneration?

    Thank You Dr. Corenman

    rypz79
    Participant
    Post count: 32

    “Is your back pain central (both sided) or only unilateral?”
    I didn’t know that back pain could be unilateral. it’s not from the left (healthy) side. it’s central and right accompanied by inflammation (burning sensation) exactly where the discectomy and laminectomy were done.

    “If you are having discogenic lower back pain and that pain is limited to the L5-S1 level, a fusion (TLIF, ALIF or OLIF) should reduce substantially your lower back and leg pain (as long as a decompression is performed with your fusion)”

    1. Isn’t nerve decompression comes “built-in” with fusion? when you restore proper disc height the foramen should be wide open and the is no herniated disc to pinch the nerve.
    2. Are different fusion techniques suitable for different pathologies? e.g (from what I saw and understood) ALIF could be a better option for single level fusion with no spine instability or deformities it’s less destructive and could be done without the support rods connected to spine by pedicle screws.

    Just uploaded my latest MRI scans (https://drive.google.com/file/d/1rMgnLd3zDCY81HraAJZEmCox9FdPvleB/view) and sent them to the neurosurgery unit where i’m treated. from the saggital view you can clearly see the re-herniation on L5-S1. L4-5 is degenerative as well with an annular diffuse bulge but still intact and doesn’t cause any back pain or pinch nerves.

    Thank You

    rypz79
    Participant
    Post count: 32

    Dr. Corenman

    2.5 Years post-op there is a good steady slow improvement on my right foot sensation. Now I know that all the top of my foot was also numb only half of it remains partially numb. I also know that it is the same kind of numbness as in the balls of foot area which I always complain about but you don’t feel it because you don’t walk/press on this area.
    I still have problem with sitting on straight chair mechanical pressure sets in shortly after followed by discogenic pain after 1-2 hours. I still cannot put pressure on the balls of my foot, stand and walk freely on them, numbness (which doesn’t bother me) becomes pain that still remains THE major issue as it restricts me from doing physical sports and hiking as I used to do.

    two weeks ago I did an MRI the results on L5-S1 were: No demonstration of abnormal contrast medium enhancement after gadolinium injection. a right disc herniation pressing on the sac, pushing the root of S1 in the canal space on the right as well as on the root of L5 out the right foramen. The roots on the left are free. facets are preserved.
    Well if there is pressure when lying on the MRI bed it probably increases by several folds when you stand up (I don’t have back pain when standing) and obviously when you sit down.

    If I opt to fusion (MIS TLIF) (after a successful surgery, recovery and PT):

    1) will I’ll be able to sit more time freely without any mechanical pressure causing discogenic pain? i.e does “no motion no pain” principle applies mainly to vertical disc motion (instead of shock absorption in a normal healthy disc)?

    2) From a nerve recovery perspective is there any medical logic of fully decompressing the nerves 3.5 years after the initial damage or to much time has passed and will have no effect on the L5 nerve root damage?

    3) Other then stiffness what “new” pain fusion may bring after successfull recovery (6-12 months)?

    Thank You

    rypz79
    Participant
    Post count: 32

    The upper portion of the root healed but the lower portion remains damaged and “numb”.

    1) Then what is more likely to have happened does the compression impcat * time destroyed parts (or “wires” if we take the telephone cable analogy) of the L5 NR so that only the remaining “alive” parts of the nerve did regenerate hence the remaining residual symptoms or the problem is that the afferent nerve endings in the foot have atrophied so they cannot guide the nerve parts (wires) to regenerate into them?

    2)”Functional” recovery will be the ability to put pressure (weight * distance) on my right foot balls (plantar flexion) without causing pain aggravation does a Radiofrequency Ablation (RFA) to the foot balls area can completely numb those damaged nerves?

    3) Agmatine sulfate. there are some studies (including for NASS) suggesting it might help “alleviating pain and improving quality of life in lumbar disc-associated radiculopathy” have you heard of it? do you think it might help in conjunction with 300mg of pregabalin?

    Three months prior to the surgery I did a TFESI SNRB with Betamethasone mixed with Lidocain It did little to no help. I really doubt if it will make a an impact but I’ll give it a try.

    Thank you Dr. Corenman
    I really hope something will help eventually

    rypz79
    Participant
    Post count: 32

    Dr. Corenman

    25 months post surgery though I really started doing PT including inversion table 3-4 months or so after the surgery due to the covid19 outbreak.

    There has been oveall improvement.
    I think the nerve recovered from L5 root down to the foot. I now can sit with my right leg on the left one or lye (put pressure) on my right sciatic nerve without it aggravating my foot paresthesia.

    The problem still remains in the foot I can feel somthing is going out there (burning, tingling, stabing pain) but still wearing a tight close shoe or putting pressure on my foot balls is painf and unpleasant. the process didn’t reach all the afferent nerve endings.

    Based on the fact that we don’t know exactly what damage have been caused to my L5 NR during those 9-10 months of compression and assuming that we are talking about axonotmesis with these symptomatic findings over this period of recovery time my questions are:

    1) From the known medical literature can sensorial (afferent) nerve get atrophied / become scar tissue? I mean can I feel numbness instead of pain or in other words the path to recovery is pain becoming numbness and maybe afterwards correct sensation signals?

    2) Does lumbar radiculopathy (sciatica) that causes ONLY foot paresthesia classified as axonotmesis with recovery time greater than 24 months will ALWAYS end with some kind of neurological deficits?

    Thank You

    rypz79
    Participant
    Post count: 32

    Dr. Corenman

    The current situation is that I do have overall improvement in the feeling of the foot but symptoms remain in the L5 dermatome distribution at the dorsum & balls of the foot are very sensitive and carry wrong pulses of pain, numbness and a heat sensation while the foot is to much time in a closed shoe.
    This impacts my my ability to wear certain shoes, to run or to hike freely/for distance and to put pressure on my foot while squatting or bending on my toes.

    I’m still considering a fusion surgery to completely decompress the nerve.
    A neurosurgeon I consulted with told me that low back fusion surgeries are not intended for this purpose but mainly for a  spine instability or deformaty that cause strong back pain and/or movement problems. He said that I might lose more then I will gain from doing a MIS TLIF.
    The truth is I also cannot seat freely and when my back bends at certain angle (which should be normal) I start to pressure growing causing pain on leg so I immediately need to straight up back to L/90° posture or stand up to relive the pressure and then sit back again.

    From your own experience and medical studies you know and based on the idea that the nerve is not fully “free” i.e. there is still a forminal stenosis and some mechanical pressure at certain postures can a fusion surgery affect Radiculopathy/paresthesia symptoms (almost two years after discectomy & laminectomy) and help fix the sitting problems (probably will transfer the pressure to L4-5 which is relatively OK)?

    Thank You
    Happy New Year

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