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Deep Learning Technology: Sebastian Arnold, Betty van Aken, Paul Grundmann, Felix A. Gers and Alexander Löser. Learning Contextualized Document Representations for Healthcare Answer Retrieval. The Web Conference 2020 (WWW'20)
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The major types of medications used to treat ankylosing spondylitis are pain-relievers and drugs aimed at stopping or slowing the progression of the disease. All of these have potentially serious side effects. Pain-relieving drugs come in two major classes:
- The mainstay of therapy in all seronegative spondyloarthropathies are anti-inflammatory drugs, which include NSAIDs such as ibuprofen, phenylbutazone, diclofenac, indomethacin, naproxen and COX-2 inhibitors, which reduce inflammation and pain. Indomethacin is a drug of choice. 2012 research showed that those with AS and elevated levels of acute phase reactants seem to benefit most from continuous treatment with NSAIDs.
- Opioid painkillers
Medications used to treat the progression of the disease include the following:
- Disease-modifying antirheumatic drugs (DMARDs) such as sulfasalazine can be used in people with peripheral arthritis. For axial involvement, evidence does not support sulfasalazine. Other DMARDS, such as methotrexate, did not have enough evidence to prove their effect. Generally, systemic corticosteroids were not used due to lack of evidence. Local injection with corticosteroid can be used for certain people with peripheral arthritis.
- Tumor necrosis factor-alpha (TNFα) blockers (antagonists), such as the biologics etanercept, infliximab, golimumab and adalimumab, have shown good short-term effectiveness in the form of profound and sustained reduction in all clinical and laboratory measures of disease activity. Trials are ongoing to determine their long-term effectiveness and safety. The major drawback is the cost. An alternative may be the newer, orally-administered non-biologic apremilast, which inhibits TNF-α secretion, but a recent study did not find the drug useful for ankylosing spondylitis.
- Anti-interleukin-6 inhibitors such as tocilizumab, currently approved for the treatment of rheumatoid arthritis, and rituximab, a monoclonal antibody against CD20, are also undergoing trials.
- Interleukin-17A inhibitor secukinumab is an option for the treatment of active ankylosing spondylitis that has responded inadequately to (TNFα) blockers.
There is no cure for AS, although treatments and medications can reduce symptoms and pain.
In most cases sacroiliitis can be treated without surgery. Often patients will find relief through a combination of rest, heat / ice therapy and anti-inflammatory medication, like ibuprofen. Together these simple treatments help reduce inflammation and allow the body to deliver healing nutrients to the affected SI joints.
For more severe forms of sacroiliitis, sacroiliac joint injections might be recommended to help combat symptoms. If chosen, a physician will inject a numbing agent, usually lidocaine, and a steroid containing powerful anti-inflammatory medication into the joint using fluoroscopic guidance. These steroid injections can be delivered up to three or four times a year and should be accompanied with physical therapy to help rehabilitate the affected joint.
Surgery is often the last resort when dealing with sacroiliitis and is rarely required. However, it may be a viable option for patients who are suffering from severe pain that is unresponsive to nonsurgical treatments and is significantly impacting their quality of life. In these cases, a minimally invasive procedure known as Sacroiliac Joint Fusion can effectively stabilize the joint and increase its load-bearing capacity by fusing it together.
A first-in-class treatment option for the management of psoriatic arthritis, apremilast is a small molecule phosphodiesterase-4 inhibitor approved for use by the FDA in 2014. By inhibiting PDE4, an enzyme which breaks down cyclic adenosine monophosphate, cAMP levels rise, resulting in the down-regulation of various pro-inflammatory factors including TNF-α, interleukin 17 and interleukin 23, as well as the up-regulation of anti-inflammatory factor interleukin 10.
It is given in tablet form and taken by mouth. Side effects include headaches, back pain, nausea, diarrhea, fatigue, nasopharyngitis and upper respiratory tract infections, as well as depression and weight loss.
Patented in 2014 and manufactured by Celgene, there is no current generic equivalent available on the market.
The most recent class of treatment is called biological response modifiers or biologics has been developed using recombinant DNA technology. Biologic medications are derived from living cells cultured in a laboratory. Unlike traditional DMARDS that affect the entire immune system, biologics target specific parts of the immune system. They are given by injection or intravenous (IV) infusion.
Biologics prescribed for psoriatic arthritis are TNF-α inhibitors, including infliximab, etanercept, golimumab, certolizumab pegol and adalimumab, as well as the IL-12/IL-23 inhibitor ustekinumab.
Biologics may increase the risk of minor and serious infections. More rarely, they may be associated with nervous system disorders, blood disorders or certain types of cancer.
Disease-modifying antirheumatic drugs (DMARDs) are the primary treatment for RA. They are a diverse collection of drugs, grouped by use and convention. They have been found to improve symptoms, decrease joint damage, and improve overall functional abilities. DMARDs should be started early in the disease as they result in disease remission in approximately half of people and improved outcomes overall.
The following drugs are considered as DMARDs: methotrexate, hydroxychloroquine, sulfasalazine, leflunomide, TNF-alpha inhibitors (certolizumab, infliximab and etanercept), abatacept, and anakinra. Rituximab and tocilizumab are monoclonal antibodies and are also DMARDs.
The most commonly used agent is methotrexate with other frequently used agents including sulfasalazine and leflunomide. Sodium aurothiomalate (gold) and cyclosporin are less commonly used due to more common adverse effects. Agents may be used in combinations. Methotrexate is the most important and useful DMARD and is usually the first treatment. Adverse effects should be monitored regularly with toxicity including gastrointestinal, hematologic, pulmonary, and hepatic. Side effects such as nausea, vomiting or abdominal pain can be reduced by taking folic acid.
A 2015 Cochrane review found rituximab with methotrexate to be effective in improving symptoms compared to methotrexate alone. Rituximab works by depicting levels of B-cells (immune cell that is involved in inflammation). People taking rituximab had improved pain, function, reduced disease activity and reduced joint damage based on x-ray images. After 6 months, 21% more people had improvement in their symptoms using rituximab and methotrexate.
Biological agents should generally only be used if methotrexate and other conventional agents are not effective after a trial of three months. They are associated with a higher rate of serious infections as compared to other DMARDs. Biological DMARD agents used to treat rheumatoid arthritis include: tumor necrosis factor alpha (TNFα) blockers such as infliximab; interleukin 1 blockers such as anakinra, monoclonal antibodies against B cells such as rituximab, and tocilizumab T cell co-stimulation blocker such as abatacept. They are often used in combination with either methotrexate or leflunomide. Abatacept should not be used at the same time as other biologics. In those who are well controlled on TNF blockers decreasing the dose does not appear to affect overall function. Persons should be screened for latent tuberculosis before starting any TNF blockers therapy to avoid reactivation.
TNF blockers and methotrexate appear to have similar effectiveness when used alone and better results are obtained when used together. TNF blockers appear to have equivalent effectiveness with etanercept appearing to be the safest. Abatacept appears effective for RA with 20% more people improving with treatment than without but long term safety studies are yet unavailable. However, there is a lack of evidence to distinguish between the biologics available for RA. Issues with the biologics include their high cost and association with infections including tuberculosis.
Especially for affected fingers, hands, and wrists, synovectomy may be needed to prevent pain or tendon rupture when drug treatment has failed. Severely affected joints may require joint replacement surgery, such as knee replacement. Postoperatively, physiotherapy is always necessary.
If one’s symptoms are mild, treatments like Massage, Exercise, and Stress management will suffice in reducing pain and pressure, but those with more severe symptoms are told to undergo unique therapies based on their exact situation. These patients most likely will have their postures and spine alignment fixed, and/or treatments like electrical stimulation may be used to help in reducing pain and aid in flexibility. Medicine, epidural injections and surgeries are also implemented to treat such a disorder.
Spondyloarthropathy or spondyloarthrosis refers to any joint disease of the vertebral column. As such, it is a class or category of diseases rather than a single, specific entity. It differs from spondylopathy, which is a disease of the vertebra itself. However, many conditions involve both spondylopathy and spondyloarthropathy.
Spondyloarthropathy with inflammation is called axial spondyloarthritis. In the broadest sense, the term spondyloarthropathy includes joint involvement of vertebral column from any type of joint disease, including rheumatoid arthritis and osteoarthritis, but the term is often used for a specific group of disorders with certain common features, the group often being termed specifically seronegative spondylarthropathies. They have an increased incidence of HLA-B27, as well as negative rheumatoid factor and ANA. Enthesopathy is also sometimes present in association with seronegative.
Non-vertebral signs and symptoms of degenerative or other not-directly-infected inflammation, in the manner of spondyloarthropathies, include asymmetric peripheral arthritis (which is distinct from rheumatoid arthritis), arthritis of the toe interphalangeal joints, sausage digits, Achilles tendinitis, plantar fasciitis, costochondritis, iritis, and mucocutaneous lesions. However, lower back pain is the most common clinical presentation of the causes of spondyloarthropoathies; this back pain is unique because it decreases with activity.
Treatment includes anti-inflammatory medications and immobilization of the neck in addition to treatment of the offending infectious cause (if any) with appropriate antibiotics. Early treatment is crucial to prevent long-term sequelae. Surgical fusion may be required for residual instability of the joint.
"Seronegative spondyloarthropathy" (or "seronegative spondyloarthritis") is a group of diseases involving the axial skeleton and having a negative serostatus.
"Seronegative" refers to the fact that these diseases are negative for rheumatoid factor, indicating a different pathophysiological mechanism of disease than what is commonly seen in rheumatoid arthritis.
Axial spondyloarthritis (also often referred to as axSpA) is a chronic, autoinflammatory disease predominantly affecting the axial skeleton (sacroiliac joints and spine). The most known member of the axial spondyloarthritis disease family is ankylosing spondylitis. Axial spondyloarthritis is an umbrella term that has been introduced in the year 2009 to characterize a diverse disease family that share clinical and genetic features, such as the involvement of the axial skeleton. The expression was introduced in order to unify (1) less severe forms of spondylitis, (2) the early phase of ankylosing spondylitis as well as (3) ankylosing spondylitis itself into one term.
In 1984, a joint effort led to the definition of specific classification criteria for ankylosing spondylitis, called the “Modified New York Criteria”. One of the central New York criteria was the existence of radiographically visible changes in the sacroiliac joints and/or spine, which have formed due to bone fusion, erosion and/or formation caused by the disease. Even though these criteria helped to improve uniformly define ankylosing spondylitis, such radiologic changes often only manifested several years after the first disease symptoms appeared. In order to be able to study also patients with early and less typical forms, new criteria were needed that could identify the disease already at an early stage. In 2009 the Modified New York criteria were extended by a broad set of new classification criteria that aimed to classify patients based on the presence of typical spondyloarthritis disease features. These included inflammatory back pain, family history for axial spondyloarthritis, response to treatment with nonsteroidal anti-inflammatory drugs (NSAIDs), past history of or current inflammation in the joints (arthritis), tendon-bone attachment of the heel (enthesitis), or eyes (uveitis), bowel (inflammatory bowel disease), skin (psoriasis) or signs of elevated inflammation (C-reactive protein and erythrocyte sedimentation rate. Important parts of the ASAS axSpA criteria is the biomarker HLA-B27 and magnetic resonance imaging (MRI). The criteria can only be applied in people that have chronic back pain (at least 3 months duration) started before the age of 45 years and only in those patients that already have a diagnosis of axial SpA. Since the disease ankylosing spondylitis was still defined by the Modified New York criteria of 1984, there was the need to find a new disease term that would also include the less severe forms or early onset of ankylosing spondylitis. This expression was found in the umbrella term axial spondyloarthritis. The 2009 classification criteria are called the ASAS (Assessment of SpondyloArthritis international Society) axial spondayloarthritis criteria.
Inflammatory arthritis can be disabling to the point where people with the diseases can lose their jobs, which can cause psychological distress. Because it is typically progressive, those who lose their jobs are unlikely to re-enter the workforce after leaving due to their diagnosis. Programs now aim to retain those with inflammatory arthritis by preventing work-related injuries and by making necessary accommodations in the workplace. A 2014 Cochrane review found low-quality evidence that work focused interventions, including counseling, education, advocacy, and occupational medicine consultations, were effective in retaining workers with inflammatory arthritis.
The use of surgery to treat a Jefferson fracture is somewhat controversial. Non-surgical treatment varies depending on if the fracture is stable or unstable, defined by an intact or broken transverse ligament and degree of fracture of the anterior arch. An intact ligament requires the use of a soft or hard collar, while a ruptured ligament may require traction, a halo or surgery. The use of rigid halos can lead to intracranial infections and are often uncomfortable for individuals wearing them, and may be replaced with a more flexible alternative depending on the stability of the injured bones, but treatment of a stable injury with a halo collar can result in a full recovery. Surgical treatment of a Jefferson fracture involves fusion or fixation of the first three cervical vertebrae; fusion may occur immediately, or later during treatment in cases where non-surgical interventions are unsuccessful. A primary factor in deciding between surgical and non-surgical intervention is the degree of stability as well as the presence of damage to other cervical vertebrae.
Though a serious injury, the long-term consequences of a Jefferson's fracture are uncertain and may not impact longevity or abilities, even if untreated. Conservative treatment with an immobilization device can produce excellent long-term recovery.
Treatments for inflammatory arthritis vary by subtype, though they may include drugs like DMARDs (disease-modifying anti-rheumatic drugs) and tumor necrosis factor inhibitors.
If intraarticular trapeziometacarpal fractures (such as the Bennett or Rolando fractures) are allowed to heal in a displaced position, significant post-traumatic osteoarthritis of the base of the thumb is virtually assured. Some form of surgical treatment (typically either a CRPP or an ORIF) is nearly always recommended to ensure a satisfactory outcome for these fractures, if there is significant displacement.
The long-term outcome after surgical treatment appears to be similar, whether the CRPP or the ORIF approach is used. Specifically, the overall strength of the affected hand is typically diminished, and post-traumatic osteoarthritis tends to develop in almost all cases. The degree of weakness and the severity of osteoarthritis does however appear to correlate with the quality of reduction of the fracture. Therefore, the goal of treatment of Bennett fracture should be to achieve the most precise reduction possible, whether by the CRPP or the ORIF approach.
Galeazzi fractures are best treated with open reduction of the radius and the distal radio-ulnar joint. It has been called the "fracture of necessity," because it necessitates open surgical treatment in the adult. Nonsurgical treatment results in persistent or recurrent dislocations of the distal ulna. However, in skeletally immature patients such as children, the fracture is typically treated with closed reduction.
Though these fractures commonly appear quite subtle or even inconsequential on radiographs, they can result in severe long-term dysfunction of the hand if left untreated. In his original description of this type of fracture in 1882, Bennett stressed the need for early diagnosis and treatment in order to prevent loss of function of the thumb CMC joint, which is critical to the overall function of the hand.
- In the most minor cases of Bennett fracture, there may be only small avulsion fractures, relatively little joint instability, and minimal subluxation of the CMC joint (less than 1 mm). In such cases, closed reduction followed by immobilization in a thumb spica cast and serial radiography may be all that is required for effective treatment.
- For Bennett fractures where there is between 1 mm and 3 mm of displacement at the trapeziometacarpal joint, closed reduction and percutaneous pin fixation (CRPP) with Kirschner wires is often sufficient to ensure a satisfactory functional outcome. The wires are not employed to connect the two fracture fragments together, but rather to secure the first or second metacarpal to the trapezium.
- For Bennett fractures where there is more than 3 mm of displacement at the trapeziometacarpal joint, open reduction and internal fixation (ORIF) is typically recommended.
Regardless of which approach is employed (nonsurgical, CRPP, or ORIF), immobilization in a cast or thumb spica splint is required for four to six weeks.
Treatment is aimed at achieving a stable, aligned, mobile and painless joint and to minimize the risk of post-traumatic osteoarthritis. To achieve this operative or non-operative treatment plans are considered by physicians based on criteria such as patient characteristics, severity, risk of complications, fracture depression and displacement, degree of injury to ligaments and menisci, vascular and neurological compromise.
For early management, traction should be performed early in ward. It can either be Skin Traction or Skeletal Traction. Depends on the body weight of patient and stability of the joint. Schantz pin insertion over the Calcaneum should be done from Medial to lateral side.
Later when condition is stable. Definitive plan would be Buttress Plating and Lag Screw fixation.
There is no cure or approved treatment for FOP. Attempts to surgically remove the bone result in explosive bone growth. While under anesthesia, people with FOP may encounter difficulties with intubation, restrictive pulmonary disease, and changes in the electrical conduction system of the heart. Activities that increase the risk of falling or soft tissue injury should be avoided, as even minor trauma may provoke heterotopic bone formation.
All patients should follow-up with an ophthalmologist within 1 week of the fracture. To prevent orbital emphysema, patients are advised to avoid blowing of the nose. Nasal decongestants are commonly used. It is also common practice to administer prophylactic antibiotics when the fracture enters a sinus, although this practice is largely anecdotal. Amoxicillin-clavulanate and azithromycin are most commonly used. Oral corticosteroids are used to decrease swelling.
Due to the wide range of causes of camptocormia, there is no one treatment that suits all patients. In addition, there is no specific pharmacological treatment for primary BSS. The use of analgesic drugs depends entirely on the intensity of the back pain. Muscular-origin BSS can be alleviated by positive lifestyle changes, including physical activity, walking with a cane, a nutritious diet, and weight loss. Worsening of symptoms is possible but rare in occurrence.
Treatment of the underlying cause of the disease can alleviate the condition in some individuals with secondary BSS. Other treatment options include drugs, injections of botulinum toxin, electroconvulsive therapy, deep brain stimulation, and surgical correction. Unfortunately, many of the elderly individuals affected by the BSS are not treated surgically due to age-related physical ailments and the long postoperative recovery period.
Non-surgical treatment is for extra-articular fractures and Sanders Type I intra-articular fractures, provided that the calcaneal weight-bearing surface and foot function are not compromised. Physicians may choose to perform closed reduction with or without fixation (casting), or fixation alone (without reduction), depending on the individual case. Recommendations include no weight-bearing for a few weeks followed by range-of-motion exercises and progressive weight bearing for a period of 2–3 months.
Displaced intra-articular fractures require surgical intervention within 3 weeks of fracture, before bone consolidation has occurred. Conservative surgery consists of closed reduction with percutaneous fixation. This technique is associated with less wound complications, better soft tissue healing (because of less soft tissue manipulati) and decreased intraoperative time. However, this procedure has increased risk of inadequate calcaneal bone fixation, compared to open procedures. Currently, open reduction with internal fixation (ORIF) is usually the preferred surgical approach when dealing with displaced intra-articular fractures. Newer, more innovative surgical techniques and equipment have decreased the incidence of intra- and post-operative complications.