A national center for persistent severe pain after groin hernia repair: Five-year prospective data.
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ABSTRACT:
SUBMITTER: Jensen EK
PROVIDER: S-EPMC6831335 | biostudies-literature | 2019 Aug
REPOSITORIES: biostudies-literature
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A national center for persistent severe pain after groin hernia repair: Five-year prospective data.
Jensen Elisabeth Kjær EK Ringsted Thomas K TK Bischoff Joakim M JM Petersen Morten A MA Rosenberg Jacob J Kehlet Henrik H Werner Mads U MU
Medicine 20190801 33
Severe persistent pain after groin hernia repair impairs quality-of-life. Prospective, consecutive cohort study including patients with pain-related impairment of physical and social life. Relevant surgical records were obtained, and examinations were by standardized clinical and neurophysiological tests. Patients demonstrating pain sensitivity to pressure algometry in the operated groin underwent re-surgery, while patients with neuropathic pain received pharmacotherapy. Questionnaires at baseli ...[more]
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Project description:BACKGROUND:Chronic postsurgical pain (CPSP) after hernia repair research has mainly relied on unconfirmed self-reporting. We aimed to describe confirmed CPSP incidence, management, and quality of life (QoL) in a 2-year prospective study. METHODS:Multicenter study (GENDOLCAT) of 3890 patients undergoing 4 common surgical procedures in 23 hospitals to develop a risk model for CPSP; 2352 men underwent open hernia repair. Patients with pain were identified by telephone at 1 and 3 months and referred to the hospital 4 months after surgery for a physical examination to confirm CPSP. Three validated tools were used: the Brief Pain Inventory (BPI) for severity, analgesic use, and interference with activities; the SF-12 questionnaire for QoL (validated Spanish version), and the Douleur Neuropathique 4 (DN4). Patients with CPSP were called again at 1 and 2 years. RESULTS:In 1761 patients who underwent hernia repair and were eligible for physical examination for CPSP, the incidence of confirmed pain at 4 months was 13.6% (patient-reported pain, 6.2% at 1 year and 4.0% at 2 years). Neuropathic pain was diagnosed in 38.5% of the CPSP patients at 4 months. The incidences of neuropathic CPSP in patients with mesh or non-mesh repairs were similar (38.6 and 33.3%, respectively). SF-12 physical component scores changed little in all patients, whether or not they developed CPSP. The SF-12 mental component decreased significantly in all patients, but the decrease was clinically significant only in CPSP patients. CPSP interfered with activities (18%), work (15.6%), walking (15%) and mood (10.2%). At 2 years 52.1% of CPSP patients had moderate/intense pain and 28.2% took analgesics. CONCLUSION:CPSP affects QoL-related activities, and although it diminishes over the course of 2 years after surgery, many patients continue to have moderate/intense pain and take analgesics. CPSP and neuropathic pain rates seem to be similar after mesh and non-mesh repair. BPI and SF-12 mental component scores detect effects on QoL. TRIAL REGISTRATION:ClinicalTrials.gov NCT01510496.
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Project description:Background:Chronic postoperative pain after inguinal hernia surgery can affect sexual function. A new short form questionnaire for inguinal hernia pain related sexual dysfunction (SexIHQ) was introduced and applied to a register based cohort of total extra-peritoneal hernioplasty (TEP) operated patients. Methods:Sexually active men, 30-60 years old, recorded in the Swedish Hernia Register for a primary inguinal hernia TEP operation were included. Two initial questions of the SexIHQ identify patients with pain at sexual activity. Only these patients proceeded to answer the specific questions on pain-induced impairment of sexual activity, pain frequency and intensity, physical functions (erection and ejaculation), and symptoms of depression. SexIHQ, the Short Form-36 (SF-36), the Inguinal Pain Questionnaire (IPQ) were mailed to participants for long term follow up. Results:In 538 included patients, 44 (8.2%) reported pain during sexual activity at mean 33 months after surgery. Sexual dysfunction was seen in 33 of these patients. A postoperative complication was a risk factor for pain during sexual activity; OR 4.89 (95% CI 1.92-12.43; p < 0.001). Quality-of-life was reduced in almost all SF-36 domains in patients with pain during sexual activity. Conclusions:A short form questionnaire, suitable for large cohorts, was developed to assess sexual dysfunction due to groin pain after inguinal hernia repair in male patients. Sexual dysfunction due to groin pain after hernia surgery by TEP is surprisingly common. Patients should preoperatively be informed of the risk of having pain during sexual activity following groin hernia surgery.
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Project description:Since its introduction, the minimally invasive treatment of groin hernias has become widely accepted as a viable alternative to open surgery. Still, the rates and reasons for its adoption vary highly among countries and the regions within a country. After almost thirty years since its introduction, its spread is still limited. The present study, conducted under the auspices of AGENAS (Italian National Agency for Regional Services), aims at giving a snapshot of the spreading of minimally invasive and robotic techniques for the treatment of groin hernia in Italy. This study is retrospective, with data covering the period from 1st January 2015 to 31st December 2020. AGENAS provided data using the operation and diagnosis codes used at discharge and reported in the International Classification of Diseases 9th revision (ICD9 2002 version). Admissions performed on an outpatient basis, i.e., without an overnight stay of at least one night in hospital, were excluded. A total of 33,925 laparoscopic hernia repairs were performed during the considered period. Overall, a slight increase in the number of procedures performed was observed from 2015 to 2019, with a mean annual change of 8.60% (CI: 6.46-10.74; p < 0.0001). The number of laparoscopic procedures dropped in 2020, and when considering the whole period, the mean annual change was - 0.98% (CI: - 7.41-5.45; p < 0.0001). Urgent procedures ranged from 335 in 2015 to 508 in 2020 referring to absolute frequencies, and from 0.87% to 9.8% in relative frequencies of overall procedures in 2017 and 2020, respectively (mean = 4.51%; CI = 3.02%-6%; p < 0.001). The most relevant observation that could be made according to our analysis was that the adoption of the laparoscopic approach knew a slow but steady increase from 2015 onward.
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Project description:Poor acute pain control and inflammation are important risk factors for Persistent Postsurgical Pain (PPSP). The aim of the study is to investigate, in the context of a prospective cohort of patients undergoing hernia repair, potential risk factors for PPSP. Data about BMI, anxious-depressive disorders, neutrophil-tolymphocyte ratio (NLR), proinflammatory medical comorbidities were collected. An analysis for correlation between comorbidities and PPSP was performed in those patients experiencing chronic pain at 3 months after surgery. Tramadol resulted less effective in pain at movement in patients with a proinflammatory status. Preoperative hypertension and NLR > 4 were correlated with PPSP intensity. Regional anesthesia was significantly protective on PPSP when associated with ketorolac. Patients with pain at 1 month were significantly more prone to develop PPSP at 3 months. NSAIDs or weak opioids are equally effective on acute pain and on PPSP development after IHR, but Ketorolac has better profile in patients with inflammatory background or undergoing regional anesthesia. Drug choice should be based on their potential side effects, patient's profile (comorbidities, preoperative inflammation, and hypertension), and type of anesthesia. Close monitoring is necessary to early detect pain conditions more prone to progress to a chronic syndrome.
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Project description:ObjectiveThe pain prevalence of inpatients is not a well-studied medical issue in Asia. We have aimed to evaluate pain prevalence and characterize those patients who have suffered from severe, persistent pain.MethodsWe investigated pain prevalence using a quota sampling from 19 general wards during the year 2018. Using a structured questionnaire, eight interviewers visited patients at an age ≥ 20 years, and who had been staying in general wards for ≥ 3 days. Those patients were excluded if they were unable to respond to the interview questions. If they reported pain during hospitalization, the maximum pain level and the duration of pain suffered in the past 24 hours were assessed. Care-related pain was also surveyed.ResultsA total of 1,034 patients (M/F, 537/497) completed the survey. Amongst them, 719 patients (69.5%) experienced pain, with moderate and severe pain levels being 27.3% and 43%, respectively. Surgery was considered as it related to pain, including significantly severe pain. The top 3 care-related pain causes were needle pain, wound dressing, and change in position/chest percussion. Change in position/chest percussion and rehabilitation were associated with severe, persistent pain.ConclusionsPain is common in approximately 70% of inpatients, with surgery being associated with severe pain. Mobilization and rehabilitation may lead to severe, persistent pain. The periodic study of pain prevalence is essential in order to provide precise pain management.
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Project description:ImportanceSurgical training involves letting residents operate under supervision. Since hernia repair is a common procedure worldwide, it is a frequent part of the surgical curriculum.ObjectiveTo assess the risk of reoperation for recurrence after elective primary groin and ventral hernia repair performed by supervised residents compared with that by specialists.Design, setting, and participantsThis nationwide register-based cohort study included data from January 2016 to September 2021. Patients were followed up until reoperation, emigration, death, or the end of the study period. The study used data from the Danish Inguinal and Ventral Hernia Databases linked with data from the Danish Patient Safety Authority's Online Register via surgeons' unique authorization ID. The cohort included patients aged 18 years or older who underwent primary elective hernia repairs performed by supervised residents or specialists for inguinal, femoral, epigastric, or umbilical hernias. Hernia repairs were divided into the following 4 groups: Lichtenstein groin, laparoscopic transabdominal preperitoneal (TAPP) groin, open ventral, and laparoscopic ventral.ExposuresHernia repairs performed by supervised residents vs specialists.Main outcomes and measuresReoperation for recurrence, analyzed separately for all 4 groups.ResultsA total of 868 specialists and residents who performed 31 683 primary groin and 7777 primary ventral hernia repairs were included in this study. The median age of patients who underwent hernia repair was 60 years (IQR, 48-70 years), and 33 424 patients (84.7%) were male. There was no significant difference in the adjusted risk of reoperation after Lichtenstein groin hernia repair (hazard ratio [HR], 1.26; 95% CI, 0.99-1.59), laparoscopic groin hernia repair (HR, 1.01; 95% CI, 0.73-1.40), open ventral hernia repair (HR, 0.89; 95% CI, 0.61-1.29), and laparoscopic ventral hernia repair (HR, 2.96; 95% CI, 0.99-8.84) performed by supervised residents compared with those by specialists. There was, however, a slightly increased unadjusted, cumulative reoperation rate after Lichtenstein repairs performed by supervised residents compared with those by specialists (4.8% vs 4.2%; P = .048).Conclusions and relevanceThe findings of this study suggest that neither open nor laparoscopic repair of groin and ventral hernias performed by supervised residents appeared to be associated with a higher risk of reoperation for recurrence compared with the operations performed by specialists. This indicates that residents may safely perform elective hernia repair when supervised as part of their training curriculum.
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Project description:IntroductionLaparoscopic hernia repairs have comparable recurrence rate with less persisting pain and numbness and quicker return to usual activities as compared to open mesh repair. The excellent outcomes of minimally invasive surgery encourage us to extend the laparoscopic technique to complicated groin hernia.MethodA total of 22 patients with complicated groin hernia who presented to our institute from September 2017 to September 2018 were included in this prospective cohort study. Inclusion criteria were patients with age greater than 18 years and clinically diagnosed as complicated groin hernia. Patients with peritonitis, those with previous abdominal surgery and unfit for general anesthesia were excluded from our study.ResultsThe most common age group was 51-60 (31.8%) years.17 cases were repaired with totally laparoscopic approach (12 TEP, 5 TAPP). Laparoscopic repair with additional procedure was needed in 3 cases and 2 cases were converted to open for completion of the procedure. The mean operating time was 154.8 ± 51.6 (range: 90 to 230) minutes. The average length of hospital stay was 3.8 ± 3 (range: 1 to 12) days. Bleeding from the inferior epigastric and testicular vessels were the major intra-operative complication (11.8%). Seroma and surgical site infection were seen in 2 (11.8%) patients.ConclusionLaparoscopic approach in cases of complicated groin hernia can achieve desirable patient outcomes without major complications, provided good patient selection and expertise. The evidence for laparoscopic repair as the choice of procedure in complicated groin hernia can be established from further comparative studies.
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Project description:IntroductionChronic postoperative inguinal pain (CPIP) is defined as pain impacting daily activities lasting at least 3 months. With an incidence of 0.5-6.0%, chronic pain affects many patients who underwent inguinal hernia repair (IHR). Early severe postoperative pain has been described as a risk factor for CPIP. Thus, we aim to investigate the impact of the transversus abdominis plane (TAP) block on CPIP.MethodsFrom 2013 to 2019 we collected data from individuals who were operated on electively in TAPP technique and who received a preoperative TAP block.ResultsData from 289 patients were selected. 259 patients were male. The mean age was 59.93 years and the mean BMI was 25.72 kg/m2. 252 patients suffered from a primary inguinal hernia. No mesh fixation was conducted. 21 patients reported pain at rest, 26 pain under physical exertion and 13 patients required treatment of their pain. In 6.25% of cases patients reported CPIP. We compared our findings with data from the German Herniamed Registry (unilateral, primary IH, men, no mesh fixation; n = 8.799), because we assume that the majority of these patients did not receive a TAP block. The rate of pain under physical exertion (9.2% vs. 10.05%) and pain requiring treatment (2.45% vs. 2.95%) one year after surgery slightly differs without a statistical significance.ConclusionsWe assume that the TAP block may reduce CPIP, postoperative pain during physical exertion and pain requiring treatment following IHR in TAPP technique. Additional randomized clinical trials are mandatory to evaluate the hypothesis.
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Project description:Central sensitization is modulated by the endogenous opioid system and plays a major role in the development and maintenance of pain. Recent animal studies performed following resolution of inflammatory pain showed reinstatement of tactile hypersensitivity induced by administration of a mu-opioid-antagonist, suggesting latent sensitization is mediated by endogenous opioids. In a recent crossover study in healthy volunteers, following resolution of a first-degree burn, 4 out of 12 volunteers developed large secondary areas of hyperalgesia areas after a naloxone infusion, while no volunteer developed significant secondary hyperalgesia after the placebo infusion. In order to consistently demonstrate latent sensitization in humans, a pain model inducing deep tissue inflammation, as used in animal studies, might be necessary. The aim of the present study is to examine whether a high-dose target-controlled naloxone infusion can reinstate pain and hyperalgesia following recovery from open groin hernia repair and thus consistently demonstrate opioid-mediated latent sensitization in humans.Patients submitted to unilateral, primary, open groin hernia repair will be included in this randomized, placebo-controlled, double-blind, crossover study. The experimental days take place 6-8 weeks after surgery, time-points at which patients are expected to be almost pain- free. Prior to administration of naloxone or placebo, the primary outcome (a summated measure of pain: at rest, during transition from supine to standing position, and evoked by pressure algometry) and the secondary outcomes (secondary hyperalgesia/allodynia, pressure pain thresholds, assessed at the surgical site and at the mirror-site in the contralateral groin, and, opioid withdrawal symptoms) will be assessed. These assessments will be repeated at each step of the target-controlled infusion of placebo or naloxone at estimated median (95 % CI) plasma concentrations of 344 ng/ml (130;567), 1059 ng/ml (400;1752) and 3196 ng/ml (1205;5276).We aim to demonstrate opioid-mediated latent sensitization in a post-surgical setting, using pain as a clinical relevant variable. Impairment of the protective endogenous opioid system may play an important role in the transition from acute to chronic pain. In order to sufficiently block the endogenous opioid system, a high-dose target-controlled naloxone-infusion is used, in accordance with recent findings in animal studies.2015-000793-36 (Registration date: 16 February 2015) Clinicaltrials.gov: NCT01992146 (Registration date: 12 December 2014).
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Project description:BackgroundThe MitraClip procedure was established as a therapeutic alternative to mitral valve surgery for symptomatic patients with severe mitral regurgitation (MR) at prohibitive surgical risk. In this study, the aim was to evaluate 5-year outcomes after MitraClip.MethodsConsecutive patients undergoing the MitraClip system were prospectively included. All patients underwent clinical follow-up and transthoracic echocardiography.ResultsTwo hundred sixty-five patients (age: 81.4 ± 8.1 years, 46.7% female, logistic EuroSCORE: 19.7 ± 16.7%) with symptomatic MR (60.5% secondary MR [sMR]). Although high procedural success of 91.3% was found, patients with primary MR (pMR) had a higher rate of procedural failure (sMR: 3.1%, pMR: 8.6%; p = 0.04). Five years after the MitraClip procedure, the majority of patients presented with reduced symptoms and improved functional capacity (functional NYHA class: p = 0.0001; 6 minutes walking test: p = 0.04). Sustained MR reduction (≤ grade 2) was found in 74% of patients, and right ventricular (RV) function was significantly increased (p = 0.03). Systolic pulmonary artery pressure (sPAP) was significantly reduced during follow-up only in sMR patients (p = 0.05, p = 0.3). Despite a pronounced clinical and echocardiographical amelioration and low interventional failure, 5-year mortality was significantly higher in patients with sMR (p = 0.05). The baseline level of creatinine (HR: 0.695), sPAP (HR: 0.96) and mean mitral valve gradient (MVG) (HR: 0.82) were found to be independent predictors for poor functional outcome and mortality.ConclusionsTranscatheter mitral valve repair with the MitraClip system showed low complication rates and sustained MR reduction with improved RV function and sPAP 5 years after the procedure was found in all patients, predominantly in patients with sMR. Despite pronounced functional amelioration with low procedure failure, sMR patients had higher 5-year mortality and worse outcomes. Baseline creatinine, MVG, and sPAP were found to be independent predictors of poor functional outcomes and 5-year mortality.
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