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The Canadian Spine Surgeon’s Perspective: Avoiding Opioid Use in Spine Patients

Teaser: 

Alexandra Stratton, MD, MSc, FRCSC,1
Dr. Darren Roffey, PhD,2
Dr. Erica Stone, MD, FRCPC,3
Mohamed M. El Koussy, BSc,4
Dr. Eugene Wai, MD,5

1Orthopaedic Spinal Surgeon, University of Ottawa Combined Adult Spinal Surgery Program, Division of Orthopaedic Surgery, The Ottawa Hospital, Ottawa, ON.
2University of Ottawa Spine Program, The Ottawa Hospital, Ottawa, ON, Clinical Epidemiology Program, Ottawa Hospital Research Institute, Ottawa, ON.
3Anesthesiology, PGY 6 Pain Medicine, The Ottawa Hospital, Ottawa, ON.
4Clinical Research Assistant, University of Ottawa Combined Adult Spinal Surgery Program, Division of Orthopaedic Surgery, The Ottawa Hospital, Ottawa, ON.
5is an orthopedic surgeon who specializes in the care of adult spinal disorders. He is also an Associate Professor in the Department of Surgery at the University of Ottawa. In addition he is the Research Chair for the Canadian Spine Society. Department of Orthopaedic Surgery, Centre Hospitalier Universitaire de Québec, Laval University, QC.

CLINICAL TOOLS

Abstract: Opioids are drugs with pain relieving properties; however, there is evidence that opioids are no more effective than non-opioid medications in treating low back pain (LBP), and opioid use results in higher adverse events and worse surgical outcomes. First line treatment should emphasize non-pharmacological modalities including education, self-care strategies, and physical rehabilitation. Non-steroidal anti-inflammatory drugs (NSAIDs) are generally considered an appropriate introduction into pharmacological treatment when deemed necessary. Non-opioid adjunct medications can be considered for specific features related to LBP such as neuropathic leg pain. Primary care providers should exhaust first and second line treatments before considering low-dose opioids, and only then in consultation with evidence-based clinical practice guidelines.
Key Words: Pharmacological; low back pain; radiculopathy; opioids; analgesia.

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1. First line treatment for low back and radicular leg pain is non-pharmacological.
2. Second line treatment includes NSAIDs (with or without proton pump inhibitor), and muscle relaxants (3 weeks maximum), gabapentinoids and antidepressants.
3. Exhausting non-opioid analgesics includes trialing different medications within the same class and at different doses since many of these medications have wide therapeutic dose ranges.
A "start low and go slow" approach is recommended for initiating pharmacological treatments for low back and radicular leg pain, especially when using neuroleptics and antidepressants.
When treating low back pain with neuropathic leg pain, patients who fail a trial of pregabalin may tolerate gabapentin, or vice versa.
Antidepressants have a role in managing low back pain, particularly chronic, even in the absence of mood disorder.
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Spinal Lesion: Benign or Malignant? When should you worry?

Teaser: 

Raphaële Charest-Morin, MD, FRCSC,1
Nicolas Dea, MD, MSc, FRCSC,2

1Department of Orthopaedic Surgery, Centre Hospitalier Universitaire de Québec, Laval University, QC.
2Spine Surgeon, Clinical Associate Professor of Neurosurgical and Orthopedic Spine Program, Vancouver General Hospital, University of British Columbia, BC.

CLINICAL TOOLS

Abstract: General practitioners are occasionally confronted to unknown lesions of the spine. Recognition of imaging characteristics and anatomic details from the different imaging modalities generally provides sufficient information to generate an appropriate differential diagnosis. Importantly, first line clinicians should recognize worrisome imaging characteristics and initiate timely referral when indicated. On the other hand, lesions expressing benign features should also be identified to avoid anxiety for the patient and overuse of diagnosis imaging studies. In a public health-care system, judicious utilization of imaging is of paramount importance. This article will review an approach to unknown bony lesions of the spine.
Key Words: Spinal lesion, tumour, imaging characteristics, primary bone tumours.

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A solitary spinal lesion warrants a careful investigation. Most of the time, local imaging and systemic staging provide diagnosis.
In patients over 40 years old, most tumours are malignant with metastases and multiple myeloma being the most frequent. Benign and incidental lesions such as bony islands and hemangiomas are, however, also frequently encountered in this age group.
In patients under 30 years old, tumours of the spine are uncommon and are generally benign with the exception of Ewing Sarcoma and Osteosarcoma.
Primary bone tumours of the spine are rare and should be referred to specialized centers.
Worrisome features on imaging include aggressive bony destruction, spinal canal invasion, soft tissue mass and multiple level involvement.
Pyogenic infections usually start in the disc space, whereas tumours generally spare the intervertebral disc.
Most aggressive lesions will initially present with non-specific clinical complaints and as such, a high level of suspicion is warranted. Systemic symptoms are rare with primary bone tumours.
Most incidental findings do not require any follow-up or further investigation.
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Abandoning Treatment Due to Age Alone

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When caring for older adults with comorbidities, especially those at the extreme upper limits of life, it may be easy for providers to lessen the intensity of their curiosity and medical investigation. For some older individuals’ chronic conditions, the odds of a positive outcome may seem too distant or the patient’s discomfort—or, in many jurisdictions, the financial burden—may act as a barrier to the pursuit of answers.

Sometimes it can seem like the answer itself is unlikely to result in any meaningful benefit to the patient. When providers see an older patient with what appears to be a chronic condition, who is physically and mentally declining, it is not unusual for the provider to just accept it as a natural consequence of extreme aging. Patients themselves and their families are willing to accept futility as well, even if reluctantly, when the “verdict” comes from a physician—especially if it is a “specialist.”

One such example of this kind of case—what might be called “beneficent ageism”—occurred in my ambulatory geriatric practice. The patient was 95 years old when I first encountered her in my office accompanied by two devoted daughters who were committed to her care and fixated on the task of trying to allow her to live out most of her life in the communal home (one daughter lived with her with her family and the other lived close by). They were truly doting children.

The patient’s main complaint was cognitive impairment, and she fit the usual criteria for mild dementia with a range of vascular risk factors—she actually was started on and responded modestly to donepezil. With this positive result, it became clear that she had other bothersome symptoms that had, over time, been attributed to her age. For example, she became easily short of breath and had been to emergency rooms (ERs) over the years with what had been construed as heart failure due to a mixture of hypertension with (what seemed to be) mild chronic lung disease of uncertain etiology. She was maintained on the usual collection of vascular enhancers and pulmonary puffers, which afforded her some comfort with the acute episodes that had resulted in ER visits—an extra dose of furosemide and some intensive bronchodilator therapy.

She also had modest anemia, which had never really been looked into and seemed merely incidental. It was treated intermittently with blood transfusion for which no clear etiology was found—she had normal blood levels of B12, folate, and iron but a moderately low ferritin for which iron had been given with minimal benefit to her hematological parameters.

At the age of 97, I consulted with her attending physician and specialists to see what the cause of her anemia was and whether it could be possible that the degree of anemia might be compromising not only to her cognitive function but to her cardio-respiratory function. The daughters agreed that after blood transfusion she always seemed better in terms of her cognition and “breathing,” whereas, when the levels began to fall, she would often be short of breath at rest with little in the way of exercise reserve. Despite a number of enquiries, I could not convince any of the other physician specialists to agree to have her referred to a hematologist. Having heard about the possibility of a bone marrow biopsy with a hematologist, the daughters were even reluctant to intervene with an investigation that might cause her discomfort. I explained the procedure (having had a few myself for personal medical problems) and said, if by chance something were found, it might respond to medication that could stimulate the blood-making process of the body. The hematologist referral was eventually accepted with reluctance by the patient and her daughters.

One day a fax came through with a letter from a nephrologist and the hematologist indicating that they would forego an actual bone marrow evaluation to avoid discomfort but felt that the patient’s minor renal impairment combined with her other chronic disease burden might respond to therapy with erythropoietin.

About 8 weeks later, the patient and her daughters came into my clinic, early for the appointment as usual. When I saw them in the waiting area, they waved at me, and I could not help but note that the patient was not huffing and puffing as I had previously seen her—even while sitting. When their turn came and I could see her close-up, I saw that her skin color was more robust than usual, that she indeed was not huffing as she spoke to me, her cognition was at least as good as previously, and, if anything, the content of her speech and language appeared better. The more communicative daughter handed me a sheet of paper on which numbers were written. “You would not have received these yet as they are only from yesterday, so I copied them down for you—unbelievable.”

Indeed the numbers were impressive with a hemoglobin level that had gone up almost 20 points from the previous 6-month average. Her skin color and conjunctival color was close to normal. But most impressive was her breathing pattern and the animation of her speech. The daughters were beside themselves with glee and the patient thanked me—by name—which she was not always able to do.

There is an adage that goes something like “age alone cannot be used to determine the likelihood of usefulness of treatments.” While it should be understood that age is an important component of decision-making, if the investigation and treatments are not onerous by nature, they should not be discarded simply because of the high-age factor. Indeed, nothing should interfere with a thorough analytical review of possible diagnostic and treatment options for each individual a medical provider encounters.

This article was originally published online at https://www.managedhealthcareconnect.com/blog/abandoning-treatment-due-age-alone

Chronic Neuropathic Pain in Primary Care—The Role of Neuromodulation

Teaser: 

Philippe Magown, MD CM, PhD, FRCSC,

Caleo Health, Calgary, Alberta.

CLINICAL TOOLS

Abstract: Neuropathic pain is a severe pain condition characterized by burning, tingling, or lancinating pain in the distribution of a nerve, dermatome, or sclerotome and affects patient function, quality of life, mood, and employment. Neuropathic pain is generally refractory to pain medications but amenable to gabapentinoids and antidepressants. When neuropathic pain is refractory to conservative medical management, neuromodulation is the next strategy. Neuromodulation is the modulation of neural signals, most commonly performed with electrical stimulation, such as spinal cord stimulation. Spinal cord stimulation can provide clinically significant pain relief, improve quality of life and function for neuropathic pain conditions such as failed back surgery syndrome, complex regional pain syndrome, painful diabetic neuropathy, and refractory angina.
Key Words: Spinal cord stimulation, failed back surgery syndrome, complex regional pain syndrome, painful diabetic neuropathy, refractory angina.

Members of the College of Family Physicians of Canada may claim MAINPRO-M2 Credits for this unaccredited educational program.

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1. Neuromodulation outcomes for neuropathic pain are best if performed early upon confirmation of pain refractoriness to multimodal and multi-pharmacological management.
2. Level 1 and 2 evidences support the use of neuromodulation for neuropathic pain conditions such as failed back surgery syndrome, complex regional pain syndrome, painful diabetic neuropathy, and refractory angina.
3. Neuromodulation can provide 50% or more pain relief in a significant proportion of patients with neuropathic pain conditions refractory to pharmacotherapy.
1. Neuropathic pain is a severe pain condition along a nerve, dermatome, or sclerotome that is characterized by burning, lancinating, prickling, or shocking-like pain generally refractory to pain medications.
2. Neuropathic pain refractory to four or more pharmacological agents among TCAs, SNRIs, gabapentinoids, and tramadol can benefit from neuromodulation, even more so if performed within two years of onset.
3. Neuromodulation can provide 50% or more pain relief in a significant proportion of patients with failed back surgery syndrome, complex regional pain syndrome, painful diabetic neuropathy, and refractory angina.
A successful back school educates the patient about the benign nature of back pain and provides the tools to transfer knowledge about back hygiene into practice in the patient's life.
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JCCC 2017 Issue 6

Table of Contents

Planning for the Future: Expected and Unexpected

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For those of us who are planners, it seems perfectly natural to anticipate the possibilities of the future and try to take steps to either avoid bad outcomes or implement steps to mitigate deleterious outcomes. My late father, an engineer whose expertise was motor vehicles, drummed into me the importance of timely oil changes—which I do to this day: it is an almost obsession with me. I constantly have to remind my children to keep up the schedule and over time they are getting better at it as I give them visual images of burned out engines, and the need for early retirement due to expensive maintenance costs of their cars.

For those like me who attend to elders as patients, with the usual accompaniment of their spouses and/or children, beyond clinical care, much of my time and effort focuses on planning for the future. Because my clearly defined domain is medicine, that is always the first level of interaction of clinical relationships. However within a short period of time depending on the length and duration of our relationship I try to focus on future planning—in all domains (what is often called advance care planning) and more recently on documentation of all the necessary information that makes it easier for families to cope with the challenging life events including severe illness or death.

During the past few years I have experienced on a personal level and extended family level the risks, benefits and barriers to planning for the unexpected and although foreseen theoretically always seems to be projected well into the future. One has often heard the phrase "Nothing focuses the mind like a hanging", attributed to the 18th century, poet, writer and critic, Samuel Johnson. Some people deal with the knowledge of a new and potentially debilitating or even eventually fatal illness with disbelief or the quest for an alternative diagnosis or as postulated by the Swiss Psychiatrist Elisabeth Kubler-Ross which in the original form included:

The stages, popularly known by the acronym DABDA, (from Wikipedia July 12, 2017):

  1. Denial—The first reaction is denial. In this stage individuals believe the diagnosis is somehow mistaken, and cling to a false, preferable reality.
  2. Anger—When the individual recognizes that denial cannot continue, they become frustrated, especially at proximate individuals. Certain psychological responses of a person undergoing this phase would be: "Why me? It's not fair!"; "How can this happen to me?"; "Who is to blame?"; "Why would this happen?"
  3. Bargaining—The third stage involves the hope that the individual can avoid a cause of grief. Usually, the negotiation for an extended life is made in exchange for a reformed lifestyle. People facing less serious trauma can bargain or seek compromise. For instance: "I'd give anything to have him back." Or: "If only he'd come back to life, I'd promise to be a better person!"
  4. Depression—"I'm so sad, why bother with anything?"; "I'm going to die soon, so what's the point?"; "I miss my loved one, why go on?"
    During the fourth stage, the individual despairs at the recognition of their mortality. In this state, the individual may become silent, refuse visitors and spend much of the time mournful and sullen.
  5. Acceptance—"It's going to be okay."; "I can't fight it; I may as well prepare for it."
    In this last stage, individuals embrace mortality or inevitable future, or that of a loved one, or other tragic event. People dying may precede the survivors in this state, which typically comes with a calm, retrospective view for the individual, and a stable condition of emotions.

What is missing from this time honored construct of the stages of dealing with serious illness or impending death is what plans one undertakes to make sure everything is in place no matter the outcome. Like an impending hanging—one should focus one's mind on the often ordinary and mundane plans to make sure that one's family is not left to struggle with the emotional challenge of loss and have it compounded by incomplete and scattered financial and estate plans without clear direction as to whom one should contact to do what?

Anyone who has been through this process either as the person diagnosed with a serious disease or has witnessed the occurrence in a close family member or friend is likely to recognize the common failures when it comes to proper preparation. One approach that I have found useful when explaining to my patients and their families the importance of such planning is to go through the major steps that are involved, using as plain language as possible. Having a check list guide is another way of making sure that the important issues are addressed and documented.

Although it may seem self-evident, the first step is often dealt with as a crises rather than a well-planned process:

Arranging for the funeral and burial:
I became a convert to the pre-arranged and pre-paid funeral many years ago after I arranged it for myself—as a way of avoiding my family having to deal with such an emotionally fraught process in the time of crises and mourning. I found through the process I went through that the funeral home was very organized, dealt with all the issues and at the end provided me with the necessary documentation and contact numbers so that when necessary one phone call and the account number would assure the process would take place as I had wished it, not under the duress of making decisions such as type and expense of the casket. As an aside, pre-paying results in a financial saving as the payment is in current dollars not an inflated price in the future. If the person in question travels a lot it is worth paying the slight premium for return of the body to one's home town from anywhere in the world which could potentially cost a great deal.

Contacting critical people:
Aside from contacting close family members the critical people I am referring to: One's lawyer; financial advisor(s); insurance agent; bank manager; wills executor and accountant. With the help of this team, most if not all if the issues related to death and the issue of interpretation of the will, procedures around the release and distribution of assets can be undertaken in the most time efficient and non-emotional fashion. One should discuss the important points with the spouse or children who would be survivors to make sure everyone who should be in the loop of decision-making is properly prepared and informed. Arrangements for immediate cash-flow should have been anticipated and arranged so that there is no problem with paying necessary expenses while awaiting the final distribution of assets.

Making necessary documents readily and clearly available:

This is one of the most important steps in the estate planning process, one of the most difficult and tedious and the one which if not done well can leave one's loved one's high and dry or at least spending lots of trying to find important documents. Of the necessary documents that must be found as soon as possible during the latter days of a loved one's illness and after the death of a loved one is:

  1. Powers of Attorney for personal care and for finance and any evidence of preferred wishes for the end of life period.
  2. After death:
    a. Funeral arrangements: funeral home and burial site, will and name and address of Lawyer (who will usually have an original copy of last will). It is often worth considering taking on that lawyer in at least an advisory capacity to work through the nuances and facts of the will as the lawyer is likely to have had conversations with the deceased as to priority wishes prior to death. Sometimes there may be an estate document that explains some of the preferences and wishes to the executer to try and steer him/her in the right direction as the details of the will are implemented
    b. Name of bank(s) and accounts in which loved one is primary (even if joint accounts)—and check books so that co-owner of account can readily access money during the period after death
    c. Insurance agent to make sure insurance policies that will be in force will be acted upon with the insurance company
    d. Accountant to make sure final tax return will be done properly and in a timely fashion
    e. Investment advisor(s) to make sure necessary accounts can be dealt with and estate implementation can begin for the surviving family and estate planning if they do not have their own estate manager and account manager(s)
    f. Trust arrangements if they exist
    g. Charitable donation arrangements that might be ongoing after death and their parameters
    Some of the processes may take a longer time than might have been anticipated so that it is important to make sure that what amount(s) of available money is documented and where it may be situated and what organizations or agencies have to be notified as to death so that regular payments can continue or be cancelled or changed in terms of payer.

Practical tips:
Gathering all of the pertinent documents into one binder or file would the usual way of gathering and making available this information. Putting it into an Excel spread sheet would be another way and keeping that file readily available would be more contemporary way of doing it. Using one of the many commercial products available to facilitate a digital record might make the task easier and allow for easy editing and updating and if done properly make it hard to hack or disrupt the record that may be kept in a digital format.

One product among others I am impressed with is LifeBank™. There are a number of apps for IOS and Android and on line portals for keeping a record of medical reports, etc. There are what are called ehealth Wallets—a la Microsoft's HealthVault, Apple Health and Google Fit. There a variety of apps like myPHR, WebMD and Humana. Each suffers from a deficiency in one way or another. Clearly being on line via the cloud exposes all one's medical info to the "world" of hacking—now so widespread and pervasive. Many of the apps are also focused on fitness. Others, like the Humana, concentrate on a record of claims made.

LifeBank™—whose tag is Collect and Protect—can be used as a data key, totally off the cloud, or retained on one's computer or laptop. Either way, it contains a suite of forms providing a complete record from A to Z of all aspects of one's life. One significant and noteworthy feature of LifeBank is that one can scan into it—or via a cut and paste—all manner of documents including all of one's health-related records. Inter-activity with one's hospital or clinician is immediately enhanced! Leaving aside the value and security of being armed with all the information about oneself 24/7 in the event of an emergency, medical or otherwise, one's nearest and dearest—or an appointed trusted person like one's lawyer or accountant—can also be provided with a copy data key (for safe-keeping) or know where to access it should it become necessary. LifeBank is structured as a formatted document which reminds the user of the categories that need to be documented.

Conclusion
End of life planning is difficult enough although once undertaken most people can express their wishes and preferences to their loved ones and those who will be their substitute decision makers. Having the final medical preferences, documents such as the advance directives (living wills) and the estate planned information readily available will make the emotionally difficult task of implementing all the components of an estate plan will help make sure it goes as smoothly as possible.