Veterinary anaesthesia and analgesia最新文献

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The association between injectable non-steroidal anti-inflammatory drugs and acute kidney injury in dogs and cats. 可注射非甾体抗炎药与狗和猫急性肾损伤之间的关系。
IF 1.9 2区 农林科学
Veterinary anaesthesia and analgesia Pub Date : 2025-09-19 DOI: 10.1016/j.vaa.2025.09.006
Matthew K Wun, Michael H Court, Nicolas F Villarino, Richard Malik
{"title":"The association between injectable non-steroidal anti-inflammatory drugs and acute kidney injury in dogs and cats.","authors":"Matthew K Wun, Michael H Court, Nicolas F Villarino, Richard Malik","doi":"10.1016/j.vaa.2025.09.006","DOIUrl":"https://doi.org/10.1016/j.vaa.2025.09.006","url":null,"abstract":"<p><p>Over the past 20 years, injectable non-steroidal anti-inflammatory drugs (NSAIDs) have become widely adopted to provide routine analgesia to dogs and cats, including perioperatively. This is despite growing evidence associating their use with acute kidney injury, particularly in relation to the use of meloxicam in cats. In this Perspective, we summarise the evidence obtained from pharmacovigilance agencies and the veterinary literature, examine why proponents of injectable NSAIDs appear to discard this evidence, and discuss whether injectable NSAIDs are an obligatory component of multimodal analgesia. Finally, we offer alternative analgesic drug regimens and call for further research that could be undertaken before injectable NSAIDs can be used safely in dogs and cats.</p>","PeriodicalId":23626,"journal":{"name":"Veterinary anaesthesia and analgesia","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145309282","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparison of two immobilisation protocols (medetomidine-midazolam and alfaxalone-midazolam) for restraint of urban red foxes (Vulpes vulpes): A pilot study. 两种固定方案(美托咪定-咪达唑仑和阿法沙酮-咪达唑仑)对城市红狐(Vulpes Vulpes)约束的比较:一项试点研究。
IF 1.9 2区 农林科学
Veterinary anaesthesia and analgesia Pub Date : 2025-09-12 DOI: 10.1016/j.vaa.2025.09.004
Patricia Romero Marco, Holly M English, Barry Nolan, Simone Ciuti, Rachel C Bennett, Vilhelmiina Huuskonen
{"title":"Comparison of two immobilisation protocols (medetomidine-midazolam and alfaxalone-midazolam) for restraint of urban red foxes (Vulpes vulpes): A pilot study.","authors":"Patricia Romero Marco, Holly M English, Barry Nolan, Simone Ciuti, Rachel C Bennett, Vilhelmiina Huuskonen","doi":"10.1016/j.vaa.2025.09.004","DOIUrl":"https://doi.org/10.1016/j.vaa.2025.09.004","url":null,"abstract":"<p><strong>Objective: </strong>To compare two immobilisation protocols for the restraint of urban red foxes: medetomidine-midazolam (MM) and alfaxalone-midazolam (AM).</p><p><strong>Study design: </strong>Prospective, randomised clinical trial.</p><p><strong>Animals: </strong>Fourteen urban red foxes (Vulpes vulpes) captured in the Dublin metropolitan area.</p><p><strong>Methods: </strong>Foxes were randomly assigned to receive either MM [medetomidine 0.07 mg kg<sup>-1</sup>, midazolam 0.8 mg kg<sup>-1</sup> intramuscularly (IM)] or AM (alfaxalone 3 mg kg<sup>-1</sup>, midazolam 0.8 mg kg<sup>-1</sup> IM). Sedation and recovery were scored. Recovery times and physiological variables [heart rate, respiratory rate (f<sub>R</sub>), oscillometric arterial blood pressure, arterial haemoglobin oxygen saturation (SpO<sub>2</sub>) and rectal temperature] were measured. Hair and blood samples were collected for cortisol analysis. Sedation was reversed with atipamezole (0.35 mg kg<sup>-1</sup> IM) and/or flumazenil (0.01 mg kg<sup>-1</sup> IM). Recovery ended when foxes walked with coordinated movements. Data were analysed using linear and mixed-effects models.</p><p><strong>Results: </strong>Seven foxes were given MM and seven AM. Median sedation scores were higher in MM (14.5 versus 12.5; p = 0.048), with shorter reversal times (25 versus 54 minutes; p = 0.009). Heart rate was lower (80 versus 216 beats per minute<sup>-1</sup>; p < 0.001) and mean arterial blood pressure higher (147 versus 110 mmHg; p < 0.001) in MM. SpO<sub>2</sub> was higher in AM (95 versus 91%; p = 0.015). Rectal temperature was higher in MM (38.6 versus 36.5 °C; p < 0.001), with a faster decrease in AM (p = 0.006). f<sub>R</sub> did not differ between groups (p = 0.492) but increased with higher ambient temperature (p = 0.04) and decreased with higher hair cortisol levels (p = 0.02).</p><p><strong>Conclusions and clinical relevance: </strong>Both protocols provided sufficient sedation for intended procedures. MM resulted in higher sedation scores and faster recovery after antagonist administration, while AM provided higher SpO<sub>2</sub> and heart rates and lower rectal temperature values.</p>","PeriodicalId":23626,"journal":{"name":"Veterinary anaesthesia and analgesia","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145207763","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Intra-rater reliability, expertise and justifications for the American society of anesthesiologists physical status classification in dogs. 美国麻醉师协会犬类生理状态分类的内部可靠性、专业知识和合理性。
IF 1.9 2区 农林科学
Veterinary anaesthesia and analgesia Pub Date : 2025-09-12 DOI: 10.1016/j.vaa.2025.09.003
Henrique E de Almeida Lupiano, Erik H Hofmeister, Pen-Ting Liao
{"title":"Intra-rater reliability, expertise and justifications for the American society of anesthesiologists physical status classification in dogs.","authors":"Henrique E de Almeida Lupiano, Erik H Hofmeister, Pen-Ting Liao","doi":"10.1016/j.vaa.2025.09.003","DOIUrl":"https://doi.org/10.1016/j.vaa.2025.09.003","url":null,"abstract":"<p><strong>Objective: </strong>The purposes of this study were to document intra-rater reliability in assigning American Society of Anesthesiologists Physical Status Classification System (ASA) status, to compare Cochran-Weiss-Shanteau (CWS) scores between anesthetists with varying levels of external validation, and to document the explanations given for assigning certain ASA statuses.</p><p><strong>Study design: </strong>Prospective case series.</p><p><strong>Subjects: </strong>A group of 29 anesthetists.</p><p><strong>Methods: </strong>Anesthetists were presented with 25 hypothetical cases in two stages and asked to provide an ASA status as well as an explanation. Intra-rater reliability was calculated using the single-measure averaged intraclass correlation coefficient (ICC). The CWS index was calculated and quantifies expertise by assessing discrimination and consistency, where higher scores indicate superior judgment. Explanations for assignment of ASA status were analyzed by inductive coding by two investigators.</p><p><strong>Results: </strong>The intra-rater ICC for all raters who completed Stage 1 and 2 was 0.80 (95% confidence interval 0.76-0.83, n = 17), 0.80 (0.74-0.86, n = 6) for Diplomates, 0.76 (0.68-0.82, n = 5) for residents and 0.86 (0.81-0.90, n = 6) for veterinary technicians. CWS ranged from 2.0 to 6.1, with the same median score of 3.1 for Diplomates, residents and technicians. In cases with the lowest agreement, the themes identified included disagreement on the degree of physiological compensation (e.g. tachycardia) and the effects of mild dehydration, an asymptomatic heart murmur, patients with brachycephalic airway syndrome and hypoproteinemia.</p><p><strong>Conclusions and clinical relevance: </strong>Intra-rater reliability was high and similar regardless of level of external validation (i.e. technician vs. resident versus Diplomate). Using the CWS for ASA status assignment did not differentiate technicians, residents and Diplomates, although some individuals had relatively higher CWS, suggesting greater expertise in ASA status assignment. Disagreements exist in classifying conditions like brachycephalic airway syndrome and asymptomatic heart murmurs.</p>","PeriodicalId":23626,"journal":{"name":"Veterinary anaesthesia and analgesia","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145213921","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Epidural injection of combined steroid and local anaesthetic for lumbosacral stenosis pain in a cat. 硬膜外注射类固醇联合局部麻醉治疗猫腰骶管狭窄性疼痛。
IF 1.9 2区 农林科学
Veterinary anaesthesia and analgesia Pub Date : 2025-09-11 DOI: 10.1016/j.vaa.2025.09.005
Francesco Aprea, Miguel Omaña
{"title":"Epidural injection of combined steroid and local anaesthetic for lumbosacral stenosis pain in a cat.","authors":"Francesco Aprea, Miguel Omaña","doi":"10.1016/j.vaa.2025.09.005","DOIUrl":"https://doi.org/10.1016/j.vaa.2025.09.005","url":null,"abstract":"","PeriodicalId":23626,"journal":{"name":"Veterinary anaesthesia and analgesia","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-11","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145309247","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Anesthetic and analgesic management of cats undergoing elective neutering: Survey of practices and opinions of veterinarians in Ontario, Canada. 选择性绝育猫的麻醉和镇痛管理:加拿大安大略省兽医的实践和意见调查。
IF 1.9 2区 农林科学
Veterinary anaesthesia and analgesia Pub Date : 2025-09-08 DOI: 10.1016/j.vaa.2025.09.002
Carolyn L Kerr, W Emmett Swanton, Ron J Johnson, Maria D Amezcua, Terri L O'Sullivan
{"title":"Anesthetic and analgesic management of cats undergoing elective neutering: Survey of practices and opinions of veterinarians in Ontario, Canada.","authors":"Carolyn L Kerr, W Emmett Swanton, Ron J Johnson, Maria D Amezcua, Terri L O'Sullivan","doi":"10.1016/j.vaa.2025.09.002","DOIUrl":"https://doi.org/10.1016/j.vaa.2025.09.002","url":null,"abstract":"<p><strong>Objective: </strong>To determine the anesthetic and analgesic protocols and techniques used in cats undergoing elective neutering in Ontario, Canada and to obtain veterinarians' opinions regarding their choices.</p><p><strong>Study design: </strong>Cross-sectional survey.</p><p><strong>Animals: </strong>Client-owned cats undergoing elective neutering in Ontario, Canada.</p><p><strong>Methods: </strong>A confidential mixed-mode survey about anesthetic and analgesic management practices used in client-owned cats undergoing elective neutering was distributed to veterinarians (n = 2921) working in companion animal practice in Ontario. Descriptive statistics were generated. Logistic regression was used to identify associations between demographic factors and protocols. Chi-square analysis was used to compare protocols used in cats undergoing ovariohysterectomy (OVH) versus castration.</p><p><strong>Results: </strong>Four hundred and thirty-one individuals (14.8%) completed the survey. Most respondents used a sedative before induction of anesthesia (OVH: 368/387; 95.1% and castration 360/381; 94.5%) and gave an opioid and/or a non-steroidal anti-inflammatory drug perioperatively (OVH: 379/381; 99.7% and castration: 379/382; 99.2%). Respondents placed an intravenous catheter and performed orotracheal intubation more frequently in cats undergoing OVH (catheter: 366/387; 94.6% and intubation: 379/386; 98.2%) compared with castration (catheter: 219/380; 57.6% and intubation: 166/375; 44.3%) (p < 0.001). Respondents more closely followed current anesthesia guidelines relative to their peers if they: graduated during or after 2000, were women, performed 1-10 OVHs per week, worked in an urban setting, in a companion animal practice, with three or more veterinarians or three to five registered veterinary technicians. Most respondents were very satisfied or satisfied with their current anesthetic drug protocol for cats undergoing elective OVH (396/412; 96.1%) and castration (386/413; 93.4%).</p><p><strong>Conclusions and clinical relevance: </strong>Most veterinarians in Ontario who participated in the survey follow many of the current guidelines regarding anesthetic and analgesia management practices for cats undergoing elective neutering. Anesthetic protocols varied with respondent demographics; however, most respondents were satisfied with their choices.</p>","PeriodicalId":23626,"journal":{"name":"Veterinary anaesthesia and analgesia","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145182228","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Ultrasound-guided cervical plexus associated block in dogs: A preliminary cadaveric study. 超声引导下犬颈丛相关阻滞:初步尸体研究。
IF 1.9 2区 农林科学
Veterinary anaesthesia and analgesia Pub Date : 2025-09-05 DOI: 10.1016/j.vaa.2025.09.001
Elisa Silvia D'Urso, Chiara De Gennaro, Giuliano Ravasio
{"title":"Ultrasound-guided cervical plexus associated block in dogs: A preliminary cadaveric study.","authors":"Elisa Silvia D'Urso, Chiara De Gennaro, Giuliano Ravasio","doi":"10.1016/j.vaa.2025.09.001","DOIUrl":"https://doi.org/10.1016/j.vaa.2025.09.001","url":null,"abstract":"<p><strong>Objectives: </strong>To describe the ultrasonographic anatomy of the neck region in dogs and to determine the feasibility of an injection targeted to the cervical plexus.</p><p><strong>Study design: </strong>Prospective cadaveric study.</p><p><strong>Animals: </strong>A group of six mixed-breed mesocephalic dog cadavers.</p><p><strong>Methods: </strong>Cadavers were assigned to a size category according to body weight (small, ≤10 kg; medium, 10.1-24 kg; large, > 24.1 kg) and placed in lateral recumbency. A linear probe was placed over the wing of the atlas perpendicular to the spine and slid caudally to identify the transverse process of the fourth cervical vertebra. A 22 gauge, 70 mm spinal needle was introduced in-plane and advanced in a dorso-ventral direction, reaching the cervical fascia (CF). According to the size category, 2.5 mL, 5 mL or 10 mL of 0.15% methylene blue was injected within the CF and between the intertransversarius ventralis and longus colli muscles. Each cadaver was injected bilaterally. Staining of the second (C2), third (C3) and fourth (C4) cervical ventral branches was assessed by anatomical dissection.</p><p><strong>Results: </strong>Each size category included two cadavers: 8 kg and 10 kg in the small category; 15 kg and 19 kg in the medium category; and 26 kg and 37 kg in the large category. Nerve staining resulted only from injection within the CF. In all cadavers, 100% of the ventral rami of the second (12/12), third (12/12) and fourth (12/12) cervical nerves were stained circumferentially for > 2 cm. In the smallest cadaver, the dye reached the atlas cranially.</p><p><strong>Conclusions and clinical relevance: </strong>The described injection within the CF stained the cervical plexus and appears a feasible locoregional technique in dogs.</p>","PeriodicalId":23626,"journal":{"name":"Veterinary anaesthesia and analgesia","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-09-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145318708","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The effects of positive end-expiratory pressure and end-inspiratory pause on dead space and alveolar ventilation in mechanically ventilated dogs. 机械通气犬呼气末正压和吸气末暂停对死腔和肺泡通气的影响。
IF 1.9 2区 农林科学
Veterinary anaesthesia and analgesia Pub Date : 2025-08-20 DOI: 10.1016/j.vaa.2025.08.038
Diego A Portela, Stuart R McKenzie, Raiane A Moura, Margaret Gonzalez, Pablo A Donati, Ignacio Sandez, Joaquin Araos, Ludovica Chiavaccini, Elizabeth A Maxwell, Pablo E Otero
{"title":"The effects of positive end-expiratory pressure and end-inspiratory pause on dead space and alveolar ventilation in mechanically ventilated dogs.","authors":"Diego A Portela, Stuart R McKenzie, Raiane A Moura, Margaret Gonzalez, Pablo A Donati, Ignacio Sandez, Joaquin Araos, Ludovica Chiavaccini, Elizabeth A Maxwell, Pablo E Otero","doi":"10.1016/j.vaa.2025.08.038","DOIUrl":"https://doi.org/10.1016/j.vaa.2025.08.038","url":null,"abstract":"<p><strong>Objective: </strong>To evaluate the effect of 5 cmH<sub>2</sub>O positive end-expiratory pressure (PEEP) and end-inspiratory pause (EIP) on airway dead space (V<sub>Daw</sub>) and its resultant effects on alveolar tidal volume (V<sub>Talv</sub>) and physiological dead space-to-tidal volume ratio (V<sub>D</sub>/V<sub>T</sub>) in dorsally recumbent anesthetized dogs.</p><p><strong>Study design: </strong>Prospective, controlled clinical study.</p><p><strong>Animals: </strong>Healthy adult dogs (n = 20, > 20 kg) undergoing elective surgery.</p><p><strong>Methods: </strong>Dogs were mechanically ventilated across three 5 minute phases: 1) without PEEP (PEEP<sub>OFF</sub>); 2) with 5 cmH<sub>2</sub>O PEEP (PEEP<sub>ON</sub>); and 3) with PEEP<sub>ON</sub> plus an EIP (30% of inspiratory time) (PEEP<sub>ON</sub>+EIP), allowing 15 minutes of stabilization between phases. During each phase, expired CO<sub>2</sub> tension and tidal volume (V<sub>T</sub>) were measured using volumetric capnography, and arterial blood gases assessed. V<sub>Daw</sub>, V<sub>Talv</sub> and V<sub>D</sub>/V<sub>T</sub> were calculated offline and compared between phases using mixed-effect linear models. Data are presented as mean ± standard deviation (95% confidence interval) and indexed to the predicted ideal body mass when appropriate.</p><p><strong>Results: </strong>The V<sub>T</sub> was 16.8 ± 1.7 (16.3-17.19) mL kg<sup>-1</sup>. PEEP<sub>ON</sub> significantly increased V<sub>Daw</sub> [7.9 ± 1.6 (7.1-8.6) to 8.4 ± 1.8 (7.6-9.3) mL kg<sup>-1</sup>; p = 0.001] and V<sub>D</sub>/V<sub>T</sub> [0.52 ± 0.1 (0.49-0.55)% to 0.55 ± 0.1 (0.52-0.59)%; p = 0.001]. PEEP<sub>ON</sub> decreased V<sub>Talv</sub> [8.9 ± 0.8 (8.6-9.4) to 8.3 ± 0.8 (7.9-8.7) mL kg<sup>-1</sup>; p = 0.001]. EIP reversed these changes, decreasing V<sub>Daw</sub> back to baseline [7.8 ± 1.6 (7.1-8.6) mL kg<sup>-1</sup>], resulting in V<sub>D</sub>/V<sub>T</sub> and V<sub>Talv</sub> returning to baseline values. Arterial PaCO<sub>2</sub> remained stable across phases.</p><p><strong>Conclusions and clinical relevance: </strong>Although PEEP increased V<sub>Daw</sub> and decreased V<sub>Talv</sub>, the addition of a 30% EIP mitigated these effects, suggesting that incorporating an EIP may be an effective strategy to optimize dead space and ventilation in dogs receiving mechanical ventilation with PEEP.</p>","PeriodicalId":23626,"journal":{"name":"Veterinary anaesthesia and analgesia","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-08-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145030623","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The impact of transdermal application site on pharmacokinetics and selected pharmacodynamics of buprenorphine in horses. 丁丙诺啡经皮给药部位对马体内药代动力学及选择性药效学的影响。
IF 1.9 2区 农林科学
Veterinary anaesthesia and analgesia Pub Date : 2025-08-18 DOI: 10.1016/j.vaa.2025.08.035
Rachael L Hoh, Khursheed R Mama, Camilo J Morales, Daniel S McKemie, Philip H Kass, H K Knych
{"title":"The impact of transdermal application site on pharmacokinetics and selected pharmacodynamics of buprenorphine in horses.","authors":"Rachael L Hoh, Khursheed R Mama, Camilo J Morales, Daniel S McKemie, Philip H Kass, H K Knych","doi":"10.1016/j.vaa.2025.08.035","DOIUrl":"https://doi.org/10.1016/j.vaa.2025.08.035","url":null,"abstract":"<p><strong>Objective: </strong>To assess absorption after transdermal application of buprenorphine to different sites and assess behavioral, antinociceptive and adverse effects. It was hypothesized that the dose and site of transdermal buprenorphine administration would influence absorption, plasma drug concentrations, physiological, antinociceptive and behavioral effects in horses.</p><p><strong>Study design: </strong>Two-part study; prospective randomized balanced three-way crossover (study 1) and single-dose (study 2) experimental study.</p><p><strong>Animals: </strong>Six (study 1) and eight (study 2) horses, aged 3-14 years.</p><p><strong>Methods: </strong>In study 1, horses were administered a single dose of buprenorphine (45 μg kg<sup>-1</sup>), applied to the neck, croup and stifle. Blood samples were collected at fixed time points and a skin biopsy taken at the final time point for buprenorphine concentration analysis. In study 2, horses were administered a single transdermal dose of buprenorphine (90 μg kg<sup>-1</sup>) applied to the neck (determined in study 1). Blood samples were collected and buprenorphine concentrations determined by liquid chromatography-tandem mass spectrometry, and pharmacokinetic analysis performed. Pre- and post-drug-related behavior and physiologic responses were recorded. Response to noxious stimuli was evaluated by determining thermal threshold latency in response to the application of heat. Mixed effects analysis of variance comparisons were performed to assess differences in pharmacodynamic parameters between baseline and each time point.</p><p><strong>Results: </strong>Plasma buprenorphine concentrations were highest after application to the neck and stifle. Transdermal application of 90 μg kg<sup>-1</sup> to the neck significantly (p < 0.05) increased thermal nociceptive thresholds from 3 hours and up to 36 hours after application. This corresponded with plasma buprenorphine concentrations ≥ 0.1 ng mL<sup>-1</sup>. Changes in locomotor activity, heart rate and borborygmi were minimal.</p><p><strong>Conclusions and clinical relevance: </strong>A thermal antinociceptive effect was observed after the transdermal delivery of 90 μg kg<sup>-1</sup> of buprenorphine, applied to the neck.</p>","PeriodicalId":23626,"journal":{"name":"Veterinary anaesthesia and analgesia","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-08-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144971030","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Urinary biomarkers for early diagnosis of perioperative acute kidney injury in dogs: a narrative review. 尿生物标志物在犬围手术期急性肾损伤早期诊断中的应用综述
IF 1.9 2区 农林科学
Veterinary anaesthesia and analgesia Pub Date : 2025-08-12 DOI: 10.1016/j.vaa.2025.08.036
Jennifer Davis
{"title":"Urinary biomarkers for early diagnosis of perioperative acute kidney injury in dogs: a narrative review.","authors":"Jennifer Davis","doi":"10.1016/j.vaa.2025.08.036","DOIUrl":"https://doi.org/10.1016/j.vaa.2025.08.036","url":null,"abstract":"<p><strong>Objective: </strong>To provide the knowledge and context necessary for veterinary anaesthetists to appraise and design studies utilising biomarkers as outcome measures for acute kidney injury (AKI).</p><p><strong>Databases used: </strong>PubMed, Medline and CAB abstracts.</p><p><strong>Conclusions: </strong>The diagnosis of AKI in dogs currently relies upon markers of glomerular function that are delayed and not specific to the tubular structural injury present during anaesthesia-related AKI. Several urinary biomarkers of renal tubular dysfunction, notably neutrophil gelatinase-associated lipocalin, clusterin, cystatin B, cystatin C and γ-glutamyl transferase, show promise as very early markers of perioperative AKI in dogs. However, for their reliable and routine use, a larger evidence base is required in the setting of canine perioperative AKI and there is a need for standardisation of measurement and reporting methodology.</p>","PeriodicalId":23626,"journal":{"name":"Veterinary anaesthesia and analgesia","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-08-12","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"145055983","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The effect of cervical epidural injection of morphine and the combination of morphine and detomidine on recovery from anesthesia in adult horses. 硬膜外宫颈注射吗啡及吗啡联合托咪定对成年马麻醉后恢复的影响。
IF 1.9 2区 农林科学
Veterinary anaesthesia and analgesia Pub Date : 2025-08-06 DOI: 10.1016/j.vaa.2025.07.012
Anna T Carroll, Rachel A Reed, Michael Perlini, Amara E Clough, Matheus Rocha, Valerie J Moorman
{"title":"The effect of cervical epidural injection of morphine and the combination of morphine and detomidine on recovery from anesthesia in adult horses.","authors":"Anna T Carroll, Rachel A Reed, Michael Perlini, Amara E Clough, Matheus Rocha, Valerie J Moorman","doi":"10.1016/j.vaa.2025.07.012","DOIUrl":"https://doi.org/10.1016/j.vaa.2025.07.012","url":null,"abstract":"<p><strong>Objective: </strong>To evaluate the effect of cervical epidural injection of morphine alone and morphine in combination with detomidine on recovery from anesthesia in horses.</p><p><strong>Study design: </strong>Blinded, randomized, crossover, Latin square design.</p><p><strong>Animals: </strong>A group of six healthy adult horses aged 9 ± 3 years and weighing 471 ± 76 kg (mean ± standard deviation).</p><p><strong>Methods: </strong>Horses were administered each of three treatments during a 1 hour general anesthetic with a 4 day washout period. Treatments were: 1) cervical epidural injection of saline 0.011 mL kg<sup>-1</sup> (S); 2) morphine 0.1 mg kg<sup>-1</sup> (M); and 3) morphine 0.1 mg kg<sup>-1</sup> with detomidine 0.01 mg kg<sup>-1</sup> (MD). Data evaluating the quality of rope-assisted anesthetic recovery included accelerometry-based recovery score, time to first movement, time to sternal recumbency, time to standing and number of attempts to stand. Data were analyzed using a generalized linear mixed model. Significance was set at p < 0.05.</p><p><strong>Results: </strong>Recovery scores were 24.4 ± 10.0, 23.9 ± 6.7 and 19.9 ± 7.7 for treatments S, M and MD, respectively (p = 0.463). Times for first movement, sternal recumbency and standing were 33 ± 16, 22 ± 18 and 45 ± 10 minutes; 48 ± 26, 57 ± 29 and 69 ± 25 minutes; and 55 ± 20, 61 ± 28 and 70 ± 23 minutes for treatments S, M and MD, respectively.</p><p><strong>Conclusions: </strong>Cervical epidural injection of morphine alone and morphine with detomidine did not negatively affect recovery compared with saline.</p><p><strong>Clinical relevance: </strong>The use of cervical epidural injection of morphine alone or morphine in combination with detomidine does not negatively affect the recovery quality of horses from general anesthesia.</p>","PeriodicalId":23626,"journal":{"name":"Veterinary anaesthesia and analgesia","volume":" ","pages":""},"PeriodicalIF":1.9,"publicationDate":"2025-08-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"144971021","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"农林科学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
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