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1.
Turk J Anaesthesiol Reanim ; 52(2): 39-48, 2024 May 03.
Article in English | MEDLINE | ID: mdl-38700096

ABSTRACT

Obesity is associated with many significant physiological changes. These considerations are important to surgery, especially in urological procedures. Obese patients often undergo surgical procedures and are at higher risk of complications. This investigation reviews physiological and anaesthesia considerations for obese and morbidly obese patients. In addition, urological surgeries and procedures should be considered for these higher risk patients. Clinical anaesthesiologists must use detailed assessment and, when appropriate, consultation in developing safe anaesthesia plans for these patients. Newer technologies have improved safety related to airway management, advanced airway devices, and regional anaesthesia with ultrasound-guided nerve blocks, which can reduce the need for opioids postoperatively. Recent developments in drug and monitoring technologies have also been developed and can be effective for obese and morbidly obese patients undergoing urological procedures and perioperative surgery, thus improving the likelihood of safety in this higher risk population.

2.
Heliyon ; 10(2): e24433, 2024 Jan 30.
Article in English | MEDLINE | ID: mdl-38293492

ABSTRACT

Purpose: of Review: This evidence-based systematic review evaluated the safety of ketamine as regard the potential to provoke epilepsy to help better guide anesthesiologists in their practice. Recent findings: Ketamine, originally developed as a dissociative anesthetic, has gained attention for its potential therapeutic applications in various medical conditions, including epilepsy. Ketamine is generally well-tolerated and widely used in anesthesia, however, conflicting data are confusing the anesthesiologists regarding the potential risk of seizures associated with its use. The literature that claimed the proepileeptic property are inconsistent and the mechanism of action is unclear. Moreover, the case reports had been in same certain contexts, such as procedural sedation where ketamine was used as a single agent. On the other hand, the retrospective data analysis confirmed the positive role ketamine plays as antiepileptic agent. Summary: Many studies have shown promising results for the use of ketamine as antiepileptic agent. In case of epileptic patients, there is no contraindication for using ketamine, however, combining with benzodiazepine or propofol may enhance the safety.

3.
Orthop Rev (Pavia) ; 15: 84649, 2023.
Article in English | MEDLINE | ID: mdl-37641793

ABSTRACT

Purpose of Review: Lower back pain (LBP) has a lifetime prevalence of 80% in the United States population. Discogenic back pain (DBP), a subcategory of LBP, occurs as a result of the interverbal disc degeneration without disc herniation. Diagnosis relies on history, physical exam, and imaging such as MRI, provocative discography, or CT discography. Recent Findings: Treatment of DBP involves a multifaceted approach with an emphasis on conservative measures including behavioral modification, pharmacologic management, and other non-pharmacologic interventions with invasive therapy reserved for select patients. Due to the paucity of data on the treatment of DBP, treatment also relies on data derived from treatment of chronic LBP (CLBP). Summary: Despite the scarcity of data for the treatment of DBP, treatments do exist with varying efficacy for DBP. Novel techniques such as the use of biologics may provide another avenue for treatment though further studies are needed to better evaluate the most efficacious regimen for both novel and existing treatments.

5.
Curr Pain Headache Rep ; 27(5): 65-79, 2023 May.
Article in English | MEDLINE | ID: mdl-37079258

ABSTRACT

Even prior to the COVID-19 pandemic, rates of ambulatory surgeries and ambulatory patients presenting with substance use disorder were increasing, and the end of lockdown has further catalyzed the increasing rates of ambulatory patients presenting for surgery with substance use disorder (SUD). Certain subspecialty groups of ambulatory procedures have already established protocols to optimize early recovery after surgery (ERAS), and these groups have subsequently enjoyed improved efficiency and reduced adverse outcomes as a result. In this present investigation, we review the literature as it relates to substance use disorder patients, with a particular focus on pharmacokinetic and pharmacodynamic profiles, and their resulting impact on the acute- or chronic user ambulatory patient. The systematic literature review findings are organized and summarized. We conclude by identifying areas of opportunity for further study, specifically with the aim of developing a dedicated ERAS protocol for substance use disorder patients in the ambulatory surgery setting. - Healthcare in the USA has seen an increase in rates of both substance use disorder patients and separately in ambulatory surgery cases. - Specific perioperative protocols to optimize outcomes for patients who suffer from substance use disorder have been described in recent years. - Agents of interest like opioids, cannabis, and amphetamines are the top three most abused substances in North America. - A protocol and recommend further work should be done to integrate with concrete clinical data, in which strategies should be employed to confer benefits to patient outcomes and hospital quality metrics like those enjoyed by ERAS protocol in other settings.


Subject(s)
COVID-19 , Enhanced Recovery After Surgery , Humans , Pain Management/methods , Pandemics , Communicable Disease Control , Postoperative Complications , Systematic Reviews as Topic
6.
Adv Ther ; 40(5): 2082-2096, 2023 05.
Article in English | MEDLINE | ID: mdl-36947330

ABSTRACT

Non-steroidal anti-inflammatory drugs (NSAIDs) are among the most common class of drugs utilized for a variety of disorders, including headaches, pain states, fever, and other common conditions. In recent years, a link between NSAIDs and adverse effects has been identified, including renal, heart, and liver disease, bleeding, and increased mortality. NSAID-mediated renal disease is associated with interference with the cyclooxygenase enzyme. Literature evaluating NSAID renal effects has indicated that a number of factors are associated with acute and chronic kidney injury (AKI). Early diagnosis can identify changes in renal function and allow for cessation of NSAID use, limiting the risk for long-term chronic renal disease and in some cases reversal of renal injury. Alternative medications should be considered in those patients identified with morbidity linked to NSAID use. Nephrotoxicity is increased in the elderly population and in hypovolemia, high dose exposure, use of vasoconstrictors such as calcineurin inhibitors, and use of renin-angiotensin-aldosterone system (RAAS) inhibitors or diuretics. Careful risk/benefit considerations from healthcare professionals can limit the incidence and degree of morbidity and mortality, including in NSAID-mediated renal disease. Selective NSAID cyclooxygenase-2 inhibitors also possess risks and therefore clinicians should always recommend short-term courses of this class of drugs versus long-term dosing because of the risk of morbidity and mortality. Given that these drugs are available over the counter as well by prescribing, clinicians must communicate the risks and benefits of NSAIDs and provide sound recommendations to their patients regarding use short and long term.


Subject(s)
Acute Kidney Injury , Renal Insufficiency, Chronic , Aged , Humans , Anti-Inflammatory Agents, Non-Steroidal/adverse effects , Pain/drug therapy , Renal Insufficiency, Chronic/chemically induced , Renal Insufficiency, Chronic/complications , Risk Assessment , Acute Kidney Injury/chemically induced
7.
Oncol Ther ; 10(2): 363-375, 2022 Dec.
Article in English | MEDLINE | ID: mdl-36282467

ABSTRACT

INTRODUCTION: Despite the growing evidence for the anticancer effect of metformin or its combination with epidermal growth factor receptor tyrosine kinase inhibitors (EGFR-TKIs), the efficacies and side effects of such strategies in non-small cell lung cancer (NSCLC) patients with or without type 2 diabetes mellitus (T2DM) are not well understood. This meta-analysis was performed to determine the efficacy and side effects of metformin combined with EGFR-TKIs (MET-EGFR-TKIs) for the treatment of NSCLC with or without T2DM. METHODS: PubMed and Cochrane Library databases were used to retrieve relevant studies through August 2020 using the keywords "metformin", "EGFR-TKIs" ("gefitinib" or "erlotinib" or "afatinib" or "icotinib" or "dacomitinib") and "lung cancer". The patients in the experimental group received MET-EGFR-TKIs, while those in the control group received only EGFR-TKIs. The outcome analysis reported overall survival (OS), progression-free survival (PFS), objective response rate (ORR), and disease control rate (DCR). Random-effect models and fixed-effect models were used to estimate the combined hazard ratio (HR) and odds ratio (OR) depending on the data heterogeneity. Three studies (including 1996 patients) were included in the current meta-analysis. RESULTS: There were significant differences in PFS (HR 0.84; 95% confidence interval (CI) 0.75-0.95; P = 0.004) and OS (HR 0.77; 95% CI, 0.50-1.04; P < 0.001) between the MET-EGFR-TKI and EGFR-TKI groups. Although the ORR (OR 1.38; 95% CI 0.66-2.88; P = 0.105) and DCR (OR 2.61, 95% CI 0.68-9.95, P = 0.160) were improved, there was no statistical significance. OS subgroup analysis showed that the combination was more effective in NSCLC with T2DM than in NSCLC without T2DM (HR 0.84; 95% CI 0.74-0.95; P < 0.005). CONCLUSIONS: MET-EGFR-TKIs provided benefits for PFS and OS, and OS subgroup analysis showed that patients with NSCLC with T2DM received greater benefit than NSCLC patients without T2DM. However, further large-scale, well-designed randomized controlled trials (RCTs) are warranted to confirm the findings in the present investigation.

8.
Biomed Pharmacother ; 156: 113871, 2022 Dec.
Article in English | MEDLINE | ID: mdl-36272265

ABSTRACT

Patients diagnosed with cancer often experience pain during their treatment course, making it difficult to care for themselves and continue with their activities of daily living. When cancer is found at later stages, the pain can become severe and constant; reducing their quality of life and significantly affecting mental and physical well-being. Despite opioids being known to provide adequate analgesia for higher pain levels, they are often the reason for under-dosing because of their adverse effects and concern for addiction. There are also patients who do not respond well to opioids because of genetic anomalies or personal preference. Therefore, there is a need for novel non-opioid cancer pain treatments. There are many new cancer pain treatments that are emerging. This manuscript discusses cancer pain, risk factors, epidemiology, guidelines for the treatment of cancer pain, personalization of cancer pain therapy, breakthrough pain, cancer-induced peripheral neuropathy, established cancer pain treatment options, and novel emerging cancer pain treatment options.


Subject(s)
Cancer Pain , Neoplasms , Humans , Cancer Pain/drug therapy , Quality of Life , Activities of Daily Living , Analgesics, Opioid/adverse effects , Pain/drug therapy , Pain/chemically induced , Neoplasms/complications , Neoplasms/drug therapy , Neoplasms/chemically induced
9.
Pain Ther ; 11(4): 1137-1177, 2022 Dec.
Article in English | MEDLINE | ID: mdl-36109459

ABSTRACT

INTRODUCTION: Chronic pelvic pain (CPP) is a symptom that derives from a complex group of heterogeneous pathologies of the pelvic organs. The aim of this study was to review the available evidence on efficacy of neuromodulatory modalities including sacral neuromodulation, dorsal root ganglion stimulation, dorsal column neuromodulation, and pudendal nerve stimulation. METHODS: This narrative review focuses on updated information on neuromodulation for management of chronic pelvic pain. In 2022, we searched English-language studies on neuromodulation, pelvic pain, and chronic pain in a comprehensive search. We searched the following databases: PubMed, Medline, SciHub, Cochrane Database of Systematic Reviews, and Google Scholar. We used the following combinations of keywords: neuromodulation, pelvic pain, chronic pain, chronic pelvic pain, pelvic pain treatment. We tried to include as many recent manuscripts as possible (within the last 3 years) but also included papers older than 3 years if they were particularly relevant to our topic. We also attempted to search for, use, and cite primary manuscripts whenever possible. RESULTS: CPP is a challenging entity to treat because of diagnostic inconsistencies and limited evidence for therapeutic modalities. Our review found evidence suggestive of benefit for all modalities reviewed but the data was of overall low quality with numerous limitations. The literature highlights a lack of randomized controlled trials for neuromodulatory therapies but suggests a growing role for such techniques in treating refractory chronic pelvic pain syndrome (CPPS). CONCLUSIONS: This review explores the available evidence on efficacy of neuromodulatory modalities for CPPS and contextualizes the results with information about the type of neuromodulation, lead location and waveform, pain outcomes and assessment timepoints, and reported adverse effects.

10.
Adv Ther ; 39(7): 3104-3111, 2022 07.
Article in English | MEDLINE | ID: mdl-35522394

ABSTRACT

INTRODUCTION: This study aimed to determine the effect of a prenatal education program for opioid-dependent women on breastfeeding frequency, newborn hospital length of stay, and cost of care for neonates at risk of developing neonatal abstinence syndrome. METHODS: From January 1, 2015 to January 1, 2020, opioid-dependent obstetric patients were educated on non-pharmacological preventative measures for neonatal abstinence syndrome (NAS), with focused counseling on breastfeeding. Data were collected and compared to a control group of opioid-dependent pregnant women who received standard care before initiation of the education program. RESULTS: Sample size calculation revealed that to detect doubling of the breastfeeding rate from 25% to 50% with 80% power and α error of 0.05, 66 participants were required in each group. CONCLUSION: There were 75 women with opioid use disorder who had prenatal NAS education (study group) and 108 women with opioid use disorder who underwent standard care before NAS education (control group). Prenatal NAS education participants significantly increased breastfeeding initiation rates compared to the control group. Newborn length of stay significantly decreased after initiation of prenatal NAS education compared to the 36 months before NAS education program.


Subject(s)
Neonatal Abstinence Syndrome , Opioid-Related Disorders , Prenatal Education , Analgesics, Opioid/adverse effects , Breast Feeding , Female , Humans , Infant , Infant, Newborn , Neonatal Abstinence Syndrome/diagnosis , Neonatal Abstinence Syndrome/drug therapy , Neonatal Abstinence Syndrome/prevention & control , Opioid-Related Disorders/drug therapy , Pregnancy
11.
Biomed Pharmacother ; 147: 112671, 2022 Mar.
Article in English | MEDLINE | ID: mdl-35104697

ABSTRACT

When peripheral neuropathy occurs due to chemotherapy treatment, it is referred to as chemotherapy-induced peripheral neuropathy (CIPN). Typically, symptoms are sensory rather than motor and include reduced feeling and heightened sensitivity to pressure, pain, temperature, and touch. The pathophysiology of CIPN is very complex, and it involves multiple mechanisms leading to its development which will be described specifically for each chemotherapeutic class. There are currently no approved or effective agents for CIPN prevention, and Duloxetine is the only medication that is an effective treatment against CIPN. There is an unavoidable necessity to develop preventative and treatment approaches for CIPN due to its detrimental impact on patients' lives. The purpose of this review is to examine CIPN, innovative pharmacological and nonpharmacological therapy and preventive strategies for this illness, and future perspectives for this condition and its therapies.


Subject(s)
Antineoplastic Agents/adverse effects , Peripheral Nervous System Diseases/chemically induced , Peripheral Nervous System Diseases/therapy , Analgesics/therapeutic use , Antioxidants/therapeutic use , Complementary Therapies , Humans , Neuroprotective Agents/therapeutic use , Patient Acuity , Peripheral Nervous System Diseases/diagnosis , Peripheral Nervous System Diseases/drug therapy , Risk Factors , Serotonin and Noradrenaline Reuptake Inhibitors/therapeutic use , Voltage-Gated Sodium Channel Blockers/therapeutic use
12.
Curr Pain Headache Rep ; 26(2): 93-102, 2022 Feb.
Article in English | MEDLINE | ID: mdl-35072920

ABSTRACT

PURPOSE OF REVIEW: Many surgical subspecialties have developed enhanced recovery after surgery (ERAS) protocols that focus on multimodal analgesia to limit opioid use during a hospital stay and improve patient recovery. Unfortunately, ERAS protocols do not extend to post-discharge patient care, and opioids continue to be over prescribed. The primary reason seems to be a lack of good quality research evaluating extended use of a multimodal analgesic approach. This review was undertaken to evaluate available evidence for non-opioid analgesics in the postoperative period after discharge, utilizing Pubmed, Scopus, and Google Scholar. RECENT FINDINGS: Several studies have explored strategies to reduce the overprescribing of opioids after surgery without worsening postoperative pain scores or complications. However, these studies do not necessarily reflect on situations where an ultra-restrictive protocol may fail, leading to breakthrough pain. Ultra-restrictive opioid protocols, therefore, could risk undertreatment of acute pain and the development of persistent post-surgical pain, highlighting the need for a review of non-opioid strategies. Our findings show that little research has been conducted on the efficacy of non-opioid therapies post-discharge including acetaminophen, NSAIDs, gabapentin, duloxetine, venlafaxine, tizanidine, valium, and oral ketamine. Further studies are warranted to more precisely evaluate the utility of these agents, specifically for their side effect profile and efficacy in improving pain-control and function while limiting opioid use.


Subject(s)
Analgesics, Opioid , Enhanced Recovery After Surgery , Aftercare , Analgesics, Opioid/therapeutic use , Humans , Pain, Postoperative/drug therapy , Pain, Postoperative/etiology , Patient Discharge
13.
Biomed Pharmacother ; 146: 112503, 2022 Feb.
Article in English | MEDLINE | ID: mdl-34922113

ABSTRACT

Cancer is the second most common cause of death in the United States and is a challenging disease to treat. The treatment options for various cancers include but are not limited to surgery, radiation, and chemotherapy. The mechanism behind chemotherapy is intended to promote cellular damage to cells that are proliferating uncontrollably. Unfortunately for the recipients, most chemotherapeutic agents cannot differentiate between malignant cells and healthy cells and tissues. Thus, chemotherapy-induced toxicities are often observed in once-healthy organs. These effects can be acute and self-limiting or chronic, appearing long after chemotherapy is completed. Cancer survivors can then present for non-cancer related surgeries later in life, due to this toxicity. Furthermore, the administration of chemotherapeutic agents can profoundly impact the anesthetic management of patients who are undergoing surgery. This review discusses how chemotherapy-induced organ toxicity can occur in multiple organ systems and what drugs should be avoided if prior toxicity exists in these organ systems.


Subject(s)
Antineoplastic Agents/adverse effects , Multiple Organ Failure/chemically induced , Multiple Organ Failure/pathology , Neoplasms/drug therapy , Perioperative Care/methods , Anesthesia/methods , Anesthetics/therapeutic use , Antineoplastic Agents/therapeutic use , Clinical Protocols , Humans , Multiple Organ Failure/prevention & control , Pain, Postoperative/drug therapy , Surgical Procedures, Operative/methods
14.
Anesth Pain Med ; 11(2): e113020, 2021 Apr.
Article in English | MEDLINE | ID: mdl-34336621

ABSTRACT

CONTEXT: Chronic neuropathic pain is a common condition, and up to 11.9% of the population have been reported to suffer from uncontrolled neuropathic pain. Chronic pain leads to significant morbidity, lowered quality of life, and loss of workdays, and thus carries a significant price tag in healthcare costs and lost productivity. dorsal root ganglia (DRG) stimulation has been recently increasingly reported and shows promising results in the alleviation of chronic pain. This paper reviews the background of DRG stimulation, anatomical, and clinical consideration and reviews the clinical evidence to support its use. EVIDENCE ACQUISITION: The DRG span the length of the spinal cord and house the neurons responsible for sensation from the periphery. They may become irritated by direct compression or local inflammation. Glial cells in the DRG respond to nerve injury, producing inflammatory markers and contribute to the development of chronic pain, even after the resolution of the original insult. While the underlying mechanism is still being explored, recent studies explored the efficacy of DRG stimulation and neuromodulation for chronic pain treatment. RESULTS: Several reported cases and a small number of randomized trials were published in recent years, describing different methods of DRG stimulation and neuromodulation with promising results. Though evidence quality is mostly low, these results provide evidence to support the utilization of this technique. CONCLUSIONS: Chronic neuropathic pain is a common condition and carries significant morbidity and impact on the quality of life. Recent evidence supports the use of DRG neuromodulation as an effective technique to control chronic pain. Though studies are still emerging, the evidence appears to support this technique. Further studies, including large randomized trials evaluating DRG modulation versus other interventional and non-interventional techniques, are needed to further elucidate the efficacy of this method. These studies are also likely to inform the patient selection and the course of treatment.

15.
Anesth Pain Med ; 11(2): e113027, 2021 Apr.
Article in English | MEDLINE | ID: mdl-34336622

ABSTRACT

CONTEXT: Abdominal pain is a widespread complaint and is one of the common reasons leading patients to seek medical care, either in emergency situations or with their primary providers. While acute abdominal pain is a better defined, usually surgical condition, chronic abdominal pain requires longer, typically lifelong, therapy. Chronic abdominal pain may also present with acute flares and complications. Here we review seminal and novel evidence discussing the use of acupuncture in the treatment of abdominal pain, indications, and conditions that may benefit from this approach. EVIDENCE ACQUISITION: Chronic abdominal pain is a common complaint causing significant morbidity and disability and has a hefty price tag attached. Recent studies show it may be prevalent in as much as 25% of the adult population. It is defined as three episodes of severe abdominal pain over the course of three months. Chronic abdominal pain could be the result of chronicity of acute pain or of chronic pain syndromes, most commonly IBD syndromes and IBS. While a plethora of treatments exists for both conditions, these treatments usually fall short of complete symptom control, and there is a need for complementary measures to curb disability and increase the quality of life in these patients. Acupuncture is a form of integrative medicine that has long been used in Chinese and traditional medicine, based on the rebalancing of the patient's Qi, or Ying/Yang balance. It has been shown to be effective in treating several other conditions, and novel evidence may expand its use into other fields as well. Clinical trials studying acupuncture in chronic pain conditions have been promising, and recent evidence supports the use of abdominal pain in chronic abdominal pain conditions as well. Though not curative, acupuncture is a complementary approach that helps reduce symptoms and improved quality of life. CONCLUSIONS: Chronic abdominal pain is a widespread condition, mostly affected by the IBS and IBD spectrum. Etiologies are still being studied for these conditions, and while novel treatment approaches are absolute game changers for these patients, many continue to experience some level of symptoms and disability. Acupuncture may provide further alleviation of these symptoms in select patients, thus improving quality of life, reducing disability, and saving healthcare dollars. It is a largely safe and inexpensive method that may significantly contribute to the quality of life of selected patients.

16.
Anesth Pain Med ; 11(2): e113627, 2021 Apr.
Article in English | MEDLINE | ID: mdl-34336626

ABSTRACT

CONTEXT: Neck pain is a common phenomenon and affects a large segment of the population. Chronic neck pain, lasting more than 3 months, likely occurs in 10% - 30% of patients with acute neck pain and affects up to 288 million cases globally, carrying a significant cost in terms of quality of life, disability, and healthcare dollars. Here we review neck pain background, acupuncture and the evidence that exist to support acupuncture use in chronic neck pain. RESULTS: Neck pain not only affects quality of life directly, but also contributes to depression, job dissatisfaction and reduced productivity. Unfortunately, neck pain is strongly linked to office and computer work and is likely to continue increasing in prevalence. Traditional treatments, such as analgesics, physical therapy, exercise, and non-invasive therapy bring some relief, and invasive therapy is indicated if anatomical pathologies exist. Acupuncture is a form of integrative medicine, originally described and practiced in traditional Chinese medicine and now expanded to include methods including acupressure, dry needling, and others. Traditionally, it focused on restoring the patient's flow of Qi by puncturing specific points along the meridians. It has previously been shown to be effective in other forms of chronic pain and disability. Clinical trials studying acupuncture for neck pain have shown significant reduction in both pain and associated symptoms. These therapies are reviewed in this text. CONCLUSIONS: Neck pain is a common and significant global problem. Acupuncture, dry needling, and cupping were all shown to be effective in alleviating pain both immediately after treatment, as well as provide long-lasting relief. These treatments are generally safe and inexpensive and should be considered as part of a multimodal approach for the treatment of neck pain. More head-to-head studies will provide better data to support a choice of a specific treatment over another.

17.
Anesth Pain Med ; 11(1): e112225, 2021 Feb.
Article in English | MEDLINE | ID: mdl-34221944

ABSTRACT

CONTEXT: Pelvic pain is described as pain originating from the visceral or somatic system localizing to the pelvis, the anterior abdominal wall at the level of or below the umbilicus, lumbosacral back in either men or women. EVIDENCE ACQUISITION: Narrative review. RESULTS: Chronic pelvic pain can be a complex disorder that may involve multiple systems such as urogynecological, gastrointestinal, neuromusculoskeletal, and psychosocial systems. The etiopathogenesis for chronic pain remains unknown for many patients. For achieving optimal patient management, a multimodal and individualized assessment of each patient is the best strategy. CONCLUSIONS: There are non-pharmacologic treatments as well as pharmacologic treatments. In addition to these treatment options, inferior hypogastric plexus block is a promising treatment modality.

18.
Anesth Pain Med ; 11(1): e112823, 2021 Feb.
Article in English | MEDLINE | ID: mdl-34221946

ABSTRACT

CONTEXT: The anatomy of the radial nerve is prone to entrapment, each with different symptomology. Compression of entrapment of the radial nerve can occur near the radiocapitellar joint, the spiral groove, the arcade of Frohse, the tendon of the extensor carpi radialis brevis (ECRB), and at the radial tunnel. Those who require repetitive motions are at increased risk of peripheral neuropathy syndromes, including repetitive pronation and supination, trauma, or systemic disease; however, t the influence of all risk factors is not well understood. Depending on the location of entrapment, radial nerve entrapment syndrome presents different symptoms. It may include both a motor component and a sensory component. The motor component includes a dropped arm, and the sensory component can include pain and paresthesia in the distribution of the radial nerve that resolves with rest and exacerbates by repetitive pronation and supination. EVIDENCE ACQUISITION: Diagnostic evaluation for radial nerve entrapment, apart from clinical symptoms and physical exam, includes electromyography, nerve conduction studies, ultrasonography, and magnetic resonance imaging. Conservative management for radial nerve entrapment includes oral anti-inflammatory medications, activity modification, and splinting. Some recently performed studies mentioned promising minimally invasive techniques, including corticosteroid injections, peripheral nerve stimulation, and pulsed radiofrequency. RESULTS: When minimally invasive techniques fail, open or endoscopic surgery can be performed to release the nerve. CONCLUSIONS: Endoscopic surgery has the benefit of decreasing incision size and reducing time to functional recovery.

19.
Anesth Pain Med ; 11(1): e112825, 2021 Feb.
Article in English | MEDLINE | ID: mdl-34221947

ABSTRACT

CONTEXT: Piriformis syndrome is a solely clinical diagnosis that often eludes the practitioner and goes underdiagnosed. PS is a pain syndrome and for those it affects, causes persistent pain and limits daily activity and work capacity. It is a form of deep gluteal syndrome that needs to be considered on the differential of low back pain as it comprises between 0.3% - 6% of all low back pain cases and is frequently underdiagnosed. Piriformis syndrome may be primary due anatomic anomalies or secondary, though the majority of cases are secondary to some insult. The objective of this manuscript is to provide a description of the epidemiology and presentation of piriformis as well as both non-operative and operative treatment options. We review all of the recent clinical evidence regarding the aforementioned therapies. EVIDENCE ACQUISITION: Literature searches were performed using the below MeSH Terms using Mendeley version 1.19.4. Search fields were varied until further searches revealed no new articles. All articles were screened by title and abstract. Decision was made to include an article based on its relevance and the list of final articles was approved three of the authors. This included reading the entirety of the article. Any question regarding the inclusion of an article was discussed by all authors until an agreement was reached. RESULTS: Medical management and physical therapy show some promise; however, when conservative treatment fails minimally invasive methods such as steroid injections, botulinum toxin injections, dry needling are all efficacious and there is substantial clinical evidence regarding these therapies. In those patients in which minimally invasive techniques do not result in an adequate relief of pain and return of function, endoscopic release can be considered. Endoscopic release is far superior to open release of the piriformis syndrome given the higher success and lower rate of complications. CONCLUSIONS: Piriformis syndrome is an important differential diagnosis in the work up of lower back pain and should not be ruled out with proper examination and testing. Clinicians should consider medical management and conservative management in the initial treatment plan for piriformis syndrome. There are many options within the conservative management and the literature shows much promise regarding these. Physical therapy, steroid injections, botulinum toxin injections, and dry needling are all potentially effective therapies with few adverse effects. Surgical options remain as gold standard, but only when conservative management has failed and the symptoms are significant to affect daily living activities. Endoscopic decompression of the sciatic nerve with or without release of the piriformis muscle has a reported high likelihood of success and a low complication rate. Current literature supports the preference of the endoscopic approach over the open approach due to improved outcomes and decreased complications. Further research is to well define the metrics for the diagnosis of piriformis syndrome and may include a need to develop diagnostic criteria.

20.
Anesth Pain Med ; 11(1): e112832, 2021 Feb.
Article in English | MEDLINE | ID: mdl-34221949

ABSTRACT

In the US, an estimated 1 - 2% of chronic venous insufficiency (CVI) patients (of 6 - 7 million nationwide) develop at least one venous stasis ulcer (VSU) during their illness. Of these, approximately 40% develop subsequent ulcers, making VSU prognostically poor. Current management of VSU is costly, with poor prognosis, high recurrence rate, inadequate pain management, and significantly reduced quality of life (QoL). Topical volatile anesthetic agents, such as sevoflurane, offer improved pain relief and symptom control in patients suffering from chronic VSU. The immediate impact of topical sevoflurane in reducing pain associated with ulcer bed debridement has several implications in improving the quality of life in patients with CVI induced ulcers and in the prognosis and healing of the ulcers. This review summarizes a topical formulation of a volatile anesthetic and its implications for the management of VSUs.

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