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Voluntary Wheel Running Reduces Vesicle Development in an Endometriosis Animal Model Through Modulation of Immune Parameters.

Endometriosis is a chronic gynecological disorder characterized by the growth of endometrial glands and stroma outside the endometrial cavity producing inflammation and pain. Previously we demonstrated that modulation of the hypothalamic pituitary adrenal (HPA) axis exacerbates the development and severity of this condition. A physically active lifestyle has been shown to confer health benefits in many chronic conditions by potentially acting as a stress buffer, thus we hypothesized that voluntary physical exercise can 'realign/reset' the HPA axis resulting in reduced endometriosis symptoms in an animal model.

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Intraoperative epidural analgesia for pain relief after lumbar decompressive spine surgery: A systematic review and meta-analysis.

During lumbar decompressive spine surgery, the epidural space is easily accessible. This intraoperative situation allows surgeons to apply an epidural bolus of analgesia at the end of the surgical procedure. In literature, several papers about the methods and effectiveness of delivering local analgesia during lumbar decompressive spine surgery have been published.

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Real-world evidence on spinal cord neuromodulation and pain: Long-term effectiveness analysis in a single-center cohort.

Chronic pain inflicts damage in multiple spheres of patient's life and remains a challenge for health care providers. Real-world evidence derived from outcome registries represents a key aspect of the ongoing systematic assessment and future development of neurostimulation devices.

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Development and Pilot of a REDCap Electronic Informed Consent Form for Research: An Example from the ROPE Study.

A study that describes the development of an electronic informed consent, using the REDCap platform, and the results of a pilot study to assess participants' understanding and acceptance of that electronic informed consent for use in a research study.

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Menstruation Dysregulation and Endometriosis Development.

Endometriosis is a common gynecological condition characterized by the growth of endometrial-like tissue outside of the uterus which may cause symptoms such as chronic pelvic pain or subfertility. Several surgical and medical therapies are available to manage symptoms, but a cure has yet to be determined which can be attributed to the incomplete understanding of disease pathogenesis. Sampson's theory of retrograde menstruation is a widely accepted theory describing how shed endometrial tissue can enter the peritoneal cavity, but other factors are likely at play to facilitate the establishment of endometriosis lesions. This review summarizes literature that has explored how dysregulation of menstruation can contribute to the pathogenesis of endometriosis such as dysregulation of inflammatory mediators, aberrant endometrial matrix metalloproteinase expression, hypoxic stress, and reduced apoptosis. Overall, many of these factors have overlapping pathways which can prolong the survival of shed endometrial debris, increase tissue migration, and facilitate implantation of endometrial tissue at ectopic sites. Moreover, some of these changes are also implicated in abnormal uterine bleeding and endometrial diseases. More research is needed to better understand the underlying mechanisms driving dysregulation of menstruation in endometriosis specifically and identifying specific pathways could introduce new treatment targets. Analyzing menstrual fluid from women with endometriosis for inflammatory markers and other biomarkers may also be beneficial for earlier diagnosis and disease staging.

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Synthetic Cannabinoid Agonist WIN 55212-2 Targets Proliferation, Angiogenesis, and Apoptosis MAPK/AKT Signaling in Human Endometriotic Cell Lines and a Murine Model of Endometriosis.

Endometriosis (EM) is characterized by the growth of endometrium-like tissue outside the uterus, leading to chronic inflammation and pelvic pain. Lesion proliferation, vascularization, and associated inflammation are the hallmark features of EM lesions. The legalization of recreational cannabinoids has garnered interest in the patient community and is contributing to a greater incidence of self medication; however, it remains unknown if cannabinoids possess marked disease-modifying properties. In this study, we assess the effects of synthetic cannabinoid, WIN 55212-2 (WIN 55), in EM-representative and syngeneic mouse models. WIN 55 reduced proliferation and angiogenesis MAPK/Akt-mediated apoptosis. These findings were corroborated in a mouse model of EM, where we found reduced TRPV1 expression in the dorsal root ganglia of the EM mouse model exposed to WIN 55, suggesting reduced signaling of pain stimuli. Ultimately, these pieces of evidence support the use of cannabinoid receptor agonists as a potential therapeutic intervention for EM associated pain and inflammation.

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Peripheral, Central, and Cross Sensitization in Endometriosis-Associated Pain and Comorbid Pain Syndromes.

Endometriosis-associated pain and the mechanisms responsible for its initiation and persistence are complex and difficult to treat. Endometriosis-associated pain is experienced as dysmenorrhea, cyclical pain related to organ function including dysuria, dyschezia and dyspareunia, and persistent pelvic pain. Pain symptomatology correlates poorly with the extent of macroscopic disease. In addition to the local effects of disease, endometriosis-associated pain develops as a product of peripheral sensitization, central sensitization and cross sensitization. Endometriosis-associated pain is further contributed to by comorbid pain conditions, such as bladder pain syndrome, irritable bowel syndrome, abdomino-pelvic myalgia and vulvodynia. This article will review endometriosis-associated pain, its mechanisms, and its comorbid pain syndromes with a view to aiding the clinician in navigating the literature and terminology of pain and pain syndromes. Limitations of our current understanding of endometriosis-associated pain will be acknowledged. Where possible, commonalities in pain mechanisms between endometriosis-associated pain and comorbid pain syndromes will be highlighted.

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Persistent Myocardial Ischaemia due to Anaemia in a Patient with Coeliac Disease – A Case Report.

Coeliac disease (CD) is a systemic disease of inappropriate immune response to gluten, and is associated with 10% increased risk of cardiovascular disease. Here we present a case of a young patient with persistent myocardial ischaemia due to iron-deficiency anaemia despite oral iron supplementation, who was eventually diagnosed with CD.

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Scanning before injection for costochondritis: A case report of ultrasound imaging of Hodgkin’s lymphoma with chest wall invasion.

Non-traumatic costochondritis, which manifests as pain and tenderness over the anterior chest wall, may be associated with inflammatory arthritis affecting the upper costochondral and sternocostal joints. Local corticosteroid injection is helpful for recalcitrant cases and ultrasound guidance may not be routinely used by experienced rheumatologists. We report a female patient with pain over the right upper parasternal area with gradual swelling near the first costosternal junction. The ultrasound examination revealed a hyper-vascular mass, which was proven to be Hodgkin's lymphoma. We want to emphasize the importance of using ultrasound for guiding injection for costochondral lesions which facilitated the detection of a tumor invading the chest wall in our case.

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Zavegepant nasal spray for the acute treatment of migraine: A Phase 2/3 double-blind, randomized, placebo-controlled, dose-ranging trial.

Evaluate the efficacy, safety, and tolerability of zavegepant nasal spray in the acute treatment of migraine.

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