Urology

泌尿外科
  • 文章类型: Journal Article
    腹腔镜手术需要大量培训,和先前的研究表明,外科住院医师缺乏关键的腹腔镜技能。许多教育工作者已经实施了模拟课程以改善腹腔镜培训。鉴于专用时间有限,现场模拟中心实践,家庭培训已成为扩大培训和促进实践的一种可能机制。在采用嵌入式反馈机制的已发布的家庭腹腔镜课程中仍然存在差距。
    按照Kern的六步方法,我们开发了一个九项在家腹腔镜课程和课程结束评估。我们与一年级至三年级的居民实施了为期4个月的课程。
    在47位来自普外科的受邀居民中,产科/妇科,还有泌尿科,37人(79%)参加了家庭课程,25人(53%)参加课程结束评估。参加家庭课程的居民完成了9项任务中的6项(四分位数范围:3-8)。22名居民(47%)对课程后调查做出了回应。其中,19(86%)报告说,通过完成课程,他们的腹腔镜技能得到了提高,同样的19人(86%)认为应该继续为未来的居民提供课程。完成更多家庭课程任务的居民在课程结束评估中得分更高(p=.009,调整后的R2为.28),并在较短的时间内执行评估任务(p=.004,调整后的R2为.28)。
    这个以学习者为中心的腹腔镜课程提供了指导性的例子,间隔练习,反馈,和毕业的技能发展,使初级居民能够以较低的风险提高他们的腹腔镜技能,家庭环境。
    UNASSIGNED: Laparoscopic surgery requires significant training, and prior studies have shown that surgical residents lack key laparoscopic skills. Many educators have implemented simulation curricula to improve laparoscopic training. Given limited time for dedicated, in-person simulation center practice, at-home training has emerged as a possible mechanism by which to expand training and promote practice. There remains a gap in published at-home laparoscopic curricula employing embedded feedback mechanisms.
    UNASSIGNED: We developed a nine-task at-home laparoscopic curriculum and an end-of-curriculum assessment following Kern\'s six-step approach. We implemented the curriculum over 4 months with first- to third-year residents.
    UNASSIGNED: Of 47 invited residents from general surgery, obstetrics/gynecology, and urology, 37 (79%) participated in the at-home curriculum, and 25 (53%) participated in the end-of-curriculum assessment. Residents who participated in the at-home curriculum completed a median of six of nine tasks (interquartile range: 3-8). Twenty-two residents (47%) responded to a postcurriculum survey. Of these, 19 (86%) reported that their laparoscopic skills improved through completion of the curriculum, and the same 19 (86%) felt that the curriculum should be continued for future residents. Residents who completed more at-home curriculum tasks scored higher on the end-of-curriculum assessment (p = .009 with adjusted R 2 of .28) and performed assessment tasks in less time (p = .004 with adjusted R 2 of .28).
    UNASSIGNED: This learner-centered laparoscopic curriculum provides guiding examples, spaced practice, feedback, and graduated skill development to enable junior residents to improve their laparoscopic skills in a low-stakes, at-home environment.
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  • 文章类型: Journal Article
    骨盆瘘影响全球大量患者,在美国患病率相对较低。虚拟教育提供了一种有效的,可扩展的解决方案,以弥合这种教育差距,并导致对更常见条件的更深入的了解,如尿失禁和大便失禁。
    我们开发了两个关于直肠阴道和膀胱阴道/输尿管阴道瘘的虚拟病例,以增强医学生的暴露,知识,以及对骨盆瘘评估的信心。案件可以在大约30分钟内完成,异步,和学生自己的节奏。这些病例被纳入妇产科医师的工作。我们在接收案例的学生中进行了一项调查,以收集有关可用性的反馈,可接受性,和教育价值,这指导了后续的改进。
    40名医学生,从第一年到第三年,参加了泌尿系妇科选修课;21人(53%)完成了调查。百分之九十一的人同意或强烈同意他们对案件感到满意。所有受访者都发现该格式易于使用,适合他们的学习水平。大多数报告的病例提高了他们对骨盆瘘的非手术和手术治疗选择的信心。
    在电子学习平台上提供虚拟和交互式患者病例代表了一种创新方法,可以增加临床上对泌尿系妇科疾病的暴露。通过为医学生提供与骨盆瘘虚拟互动的机会,这些病例可以帮助弥合临床教育的差距。未来的探索对于检查知识缺陷和开发成本效益很有价值,自定进度,容易获得的教育资源,以推进医疗培训和优化患者护理。
    UNASSIGNED: Pelvic fistulas affect a significant number of patients globally, with a relatively low prevalence in the United States. Virtual education offers an effective, scalable solution to bridge this educational gap and lead to a deeper understanding of more common conditions, such as urinary and fecal incontinence.
    UNASSIGNED: We developed two virtual cases on rectovaginal and vesicovaginal/ureterovaginal fistulas to enhance medical students\' exposure, knowledge, and confidence regarding assessment of pelvic fistulas. The cases could be completed in approximately 30 minutes, asynchronously, and at students\' own pace. The cases were integrated into an OB/GYN clerkship. We conducted a survey among students receiving the cases to gather feedback on usability, acceptability, and educational value, which guided subsequent improvements.
    UNASSIGNED: Forty medical students, ranging from first to third year, participated in the urogynecology elective; 21 (53%) completed the survey. Ninety-one percent agreed or strongly agreed they were satisfied with the cases. All respondents found the format easy to use and appropriate for their level of learning. Most reported the cases improved their confidence in nonsurgical and surgical management options for pelvic fistulas.
    UNASSIGNED: Offering virtual and interactive patient cases on e-learning platforms represents an innovative approach to increasing clinical exposure to urogynecologic disorders. By providing medical students with the opportunity to interact with pelvic fistulas virtually, these cases can help bridge a gap in clinical education. Future exploration is valuable for examining knowledge deficiencies and developing cost-effective, self-paced, easily accessible educational resources to advance medical training and optimize patient care.
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  • 文章类型: Case Reports
    对于有症状和低生育能力的男性,经皮睾丸精索静脉曲张栓塞术通常比性腺静脉手术结扎更可取,因为其微创方法和并发症发生率降低。胶水,线圈,血管塞,球囊和硬化剂以各种组合使用以实现足够的静脉闭塞。这里,我们报告了第一例已知的硬化剂材料迁移超出了用于治疗精索静脉曲张的栓塞线圈的位置,导致左肾静脉血栓.一名20多岁的男子在无并发症的左精索静脉曲张栓塞伴急性左侧腹痛2天后被送往急诊科,在CT上发现硬化剂物质导致同侧非闭塞性左肾静脉血栓并向下腔静脉延伸。他接受了3个月的抗凝治疗,3个月时的随访影像学显示该血栓消退,无肾功能损害。
    Percutaneous testicular varicocele embolisation for symptomatic and subfertile males is often preferred over surgical ligation of the gonadal vein due to its minimally invasive approach and reduced complication rate. Glues, coils, vascular plugs, balloons and sclerosants are used in various combinations to achieve sufficient venous occlusion. Here, we report on the first known case of sclerosant material migration beyond the placement of an embolisation coil for treatment of a varicocele, resulting in a left renal vein thrombus. A man in his 20s presented to the emergency department 2 days following uncomplicated left varicocele embolisation with acute left-sided abdominal pain, found to have sclerosant material causing an ipsilateral non-occlusive left renal vein thrombus with extension towards his inferior vena cava on CT. He was treated with 3 months of anticoagulation and follow-up imaging at 3 months showed resolution of this thrombus without renal impairment.
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  • 文章类型: Case Reports
    性高潮后疾病综合征(POIS)是一种罕见的疾病,其特征是射精后出现衰弱症状。我们介绍了一例25岁男性,自17岁起出现流感样症状。尽管常规治疗的缓解很小,综合评估导致POIS的诊断和烟酰胺治疗的成功治疗.在这种情况下,射精后出现流感样症状引发了有关潜在病理生理学的几个问题。虽然他症状的确切原因仍然难以捉摸,烟酰胺治疗的疗效强调了在复杂病例中考虑替代治疗方式的重要性.精索静脉曲张在症状表现中的作用,如果有的话,也值得考虑,精索静脉曲张与男性不育和睾丸功能障碍有关。
    Post-orgasmic illness syndrome (POIS) is a rare condition characterized by debilitating symptoms following ejaculation. We present a case of a 25-year-old male with flu-like symptoms post-ejaculation since age 17. Despite minimal relief from conventional treatments, a comprehensive evaluation led to the diagnosis of POIS and successful management with niacinamide therapy. The presentation of flu-like symptoms following ejaculation in this case raises several questions regarding the underlying pathophysiology. While the exact cause of his symptoms remains elusive, the resolution achieved with niacinamide therapy underscores the importance of considering alternative treatment modalities in complex cases. The role of varicocele in symptom manifestation, if any, also warrants consideration, as varicocele has been associated with male infertility and testicular dysfunction.
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  • 文章类型: Journal Article
    利用常规孔眼导管(CEC)进行膀胱引流的间歇性导管插入术(IC)长期以来一直是护理标准。然而,当下尿路组织靠近孔眼时,经常发生粘膜抽吸,导致微创伤.这项研究调查了用具有多个微孔的排水区代替常规孔眼的影响,分布压力在一个更大的区域。较低的压力限制了周围组织吸入这些微孔,显着减少组织微创伤。使用体外模型复制膀胱的腹内压力状况,在引流期间测量导管内压力.当粘膜抽吸发生时,记录导管内图像.随后受影响的组织样品进行组织学研究。发现由粘膜抽吸引起的负压峰值对于CEC非常高,导致膀胱尿路上皮脱落和尿路上皮屏障破坏。然而,具有多孔眼引流区的微孔区导管(MHZC)显示出明显较低的压力峰值,峰值强度低4倍以上,因此诱发的微创伤要小得多。限制或甚至消除粘膜抽吸和导致的组织微创伤可以有助于在体内更安全的导管插入和增加患者的舒适度和顺应性。
    Intermittent catheterization (IC) utilizing conventional eyelets catheters (CECs) for bladder drainage has long been the standard of care. However, when the tissue of the lower urinary tract comes in close proximity to the eyelets, mucosal suction often occurs, resulting in microtrauma. This study investigates the impact of replacing conventional eyelets with a drainage zone featuring multiple micro-holes, distributing pressure over a larger area. Lower pressures limit the suction of surrounding tissue into these micro-holes, significantly reducing tissue microtrauma. Using an ex vivo model replicating the intra-abdominal pressure conditions of the bladder, the intra-catheter pressure was measured during drainage. When mucosal suction occurred, intra-catheter images were recorded. Subsequently affected tissue samples were investigated histologically. The negative pressure peaks caused by mucosal suction were found to be very high for the CECs, leading to exfoliation of the bladder urothelium and breakage of the urothelial barrier. However, a micro-hole zone catheter (MHZC) with a multi-eyelet drainage zone showed significantly lower pressure peaks, with over 4 times lower peak intensity, thus inducing far less extensive microtraumas. Limiting or even eliminating mucosal suction and resulting tissue microtrauma may contribute to safer catheterizations in vivo and increased patient comfort and compliance.
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  • 文章类型: Case Reports
    在泌尿外科实践中,放置双J支架的常规程序旨在促进上泌尿系统的引流。尽管其临时性和及时清除的必要性,由于各种原因,这些支架中约有12%保留在患者体内,持续时间较长。遗忘的输尿管支架可导致并发症,增加患者的发病率和死亡率。本报告讨论了双J支架由于长期使用而钙化的情况,需要在联合手术中移除。
    In urological practice, the routine procedure of placing a double J stent aims to facilitate drainage of the upper urinary system. Despite its temporary nature and the necessity for timely removal, approximately 12% of these stents are retained in patients for extended durations due to various reasons. Forgotten ureteral stents can lead to complications that increase the morbidity and mortality of patients. This report discusses a case of the double J stent that became calcified due to prolonged use and needed to be removed in a combined procedure.
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  • 文章类型: Case Reports
    巨大膀胱是一种罕见的疾病,其定义和原因各不相同。会导致尿路感染等并发症,逆行尿液反流,肾盂肾炎,肾损害和偶尔血管阻塞。在这个案例报告中,我们介绍了一名70多岁的男子,患有大量尿潴留>7L和严重的双侧肾积水。患者接受了成功的前列腺绿光光汽化术,以解决潜在的膀胱出口梗阻。外科手术导致尿路功能的显著改善,使患者能够活导管和无感染,没有肾损伤.此病例表明,膀胱出口手术可用于选定的巨大膀胱病例,以避免慢性导管插入或持续保留的并发症。
    Giant bladder is a rare condition with varied definitions and causes. It can lead to complications such as urinary tract infections, retrograde urine reflux, pyelonephritis, renal damage and occasionally vascular obstruction. In this case report, we present a man in his 70s with massive urinary retention >7 L and severe bilateral hydronephrosis. The patient underwent a successful Greenlight photovaporisation of the prostate to address underlying bladder outlet obstruction. The surgical procedure resulted in significant improvement in urinary function, enabling the patient to live catheter and infection free, and without renal damage. This case demonstrates that bladder outlet surgery can be useful in selected cases of giant bladder to avoid complications of chronic catheterisation or ongoing retention.
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  • 文章类型: Journal Article
    Introduction.尿路感染(UTI)微生物学诊断的金标准方法学缺失,导致结果解释和处理方法的标准不够标准化,特别是孵化时间和培养基。假说。48小时的孵育时间和使用血琼脂显着增强了分离的微生物的敏感性。瞄准.为了确定血液琼脂和华晨UTI显色琼脂的敏感性,孵育不同时期(24-48小时),用于检测尿液培养阳性。方法论。在培养基和孵育时间的所有可能组合之间进行比较。作为黄金标准参考,我们使用了实验室的常规方法,这包括事先用可用的临床数据进行筛查,流式细胞术,沉积物分析和/或革兰氏染色。然后将筛选的样品在血琼脂和显色琼脂上培养并孵育48小时。此外,根据革兰氏染色的结果,在选定的病例中加入了额外的培养基.结果。显色琼脂培养24小时和血琼脂培养48小时之间的差异最大,后一种方法允许回收10.14%以上的微生物(P<0.0001)。此外,证明了进行革兰氏染色指导加工的价值,因为它避免了至少5.14%的分离株的损失。Conclusions.至少在泌尿科和肾病患者中,由于尿液培养物的诊断敏感性的提高,必须包括富集的培养基(血琼脂)或延长孵育时间。革兰氏染色还可以帮助检测挑剔的微生物或混合感染的存在,表明是否应包括丰富和/或选择性培养基以增强培养物的诊断敏感性。如果不遵循这种方法,应该指出的是,除了挑剔的物种,挑剔的大肠杆菌菌株,变形杆菌,铜绿假单胞菌和嗜麦芽窄食单胞菌也将被遗漏。
    Introduction. The absence of a gold-standard methodology for the microbiological diagnosis of urinary tract infections (UTI) has led to insufficient standardization of criteria for the interpretation of results and processing methods, particularly incubation time and culture media.Hypothesis. 48-hour incubation time period and use of blood agar enhances the sensitivity of microorganisms isolated significantly.Aim. To determine the sensitivity of blood agar and Brilliance UTI chromogenic agar, incubating for different periods (24-48 hours), for the detection of positive urine cultures.Methodoloy. Comparisons were made between all possible combinations of media and incubation times. As the gold-standard reference, we used the routine methodology of our laboratory, which involves prior screening with available clinical data, flow cytometry, sediment analysis and/or Gram staining. Screened samples were then cultured on blood agar and chromogenic agar and incubated for 48 hours. Also, based on the results of Gram staining, additional media were added in selected cases.Results. The most significant difference was found between chromogenic agar incubated for 24 hours and blood agar incubated for 48 hours, with the latter method allowing the recovery of 10.14 % more microorganisms (P < 0.0001). Furthermore, the value of performing Gram staining to guide processing was demonstrated, as it avoided the loss of at least 5.14 % of isolates.Conclusions. At least in urological and nephrological patients it is essential to include enriched culture media (blood agar) or to extend the incubation times due to the improvement of the diagnostic sensitivity of urine cultures. Gram staining also can help detect the presence of fastidious microorganisms or mixed infections, indicating whether rich and/or selective media should be included to enhance the diagnostic sensitivity of cultures. If this methodology is not followed, it should be noted that besides fastidious species, fastidious strains of Escherichia coli, Proteus mirabilis, Pseudomonas aerugniosa and Stenotrophomonas maltophilia will also be missed.
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  • 文章类型: Journal Article
    目的:完成泌尿外科(URO)或妇产科(GYN)住院医师后,可以继续进行泌尿外科和盆腔重建手术(URPS)研究金。我们的目标是确定基于URO和GYN的URPS计划之间毕业同组(GFC)病例日志的差异。
    方法:在2019-2023学年(AY)分析了基于GYN和URO的计划中URPSGFC的研究生医学教育案例日志认证委员会。非配对t检验和Welch校正用于比较选定手术类别的URO与GYNGGC之间的年平均记录病例和记录指数最高的前11例。
    结果:基于GYN的GGC记录了所有盆腔器官脱垂(POP)类别的更多病例,包括根尖POP手术,前壁POP,和后壁POP(均p<0.01),而基于URO的GGC记录了更多的泌尿系统手术病例(p=0.03)。对于记录的前11个程序,基于URO的GFC记录了更多的骶骨神经调节病例(p=0.02),而基于GYN的GFC记录了更多的吊索,阴道子宫切除术,微创子宫切除术,阴道顶端POP,阴道后部POP,阴道前POP,和微创根尖POP病例(均p<0.01)。基于URO和GYN的GFC在复杂的尿动力学方面没有差异,膀胱镜检查与肉毒杆菌注射,或尿道周围注射病例。
    结论:基于URO的URPS研究员倾向于毕业于泌尿系统和骶神经调节病例的更多手术,而基于GYN的研究员执行更多的吊索,子宫切除术,和POP手术。这些发现可能有助于奖学金更好地了解来自基于URO和GYN的计划的毕业生在培训方面的潜在差异,并鼓励合作以减少这些差异。
    OBJECTIVE: Urogynecology and Reconstructive Pelvic Surgery (URPS) fellowship can be pursued after completion of either a urology (URO) or obstetrics and gynecology (GYN) residency. Our aim is to determine differences in graduating fellow cohort (GFC) case logs between URO- and GYN-based URPS programs.
    METHODS: Accreditation Council for Graduate Medical Education case logs for URPS GFCs in both GYN- and URO-based programs were analyzed for the 2019-2023 academic years (AY). Unpaired t-tests with Welch\'s correction were used to compare annual mean logged cases between URO- versus GYN-based GFCs for select surgical categories and the top 11 most logged index cases.
    RESULTS: GYN-based GFCs logged more cases for all pelvic organ prolapse (POP) categories including surgery on apical POP, anterior wall POP, and posterior wall POP (all p < 0.01), while URO-based GFCs logged more cases for surgery on the urinary system (p = 0.03). For the top 11 logged procedures, URO-based GFCs logged more sacral neuromodulation cases (p = 0.02), whereas GYN-based GFCs logged more slings, vaginal hysterectomies, minimally-invasive hysterectomies, vaginal apical POP, vaginal posterior POP, vaginal anterior POP, and minimally-invasive apical POP cases (all p < 0.01). There was no difference between URO- and GYN-based GFCs for complex urodynamics, cystoscopy with botox injection, or periurethral injection cases.
    CONCLUSIONS: URO-based URPS fellows tend to graduate with more surgery on the urinary system and sacral neuromodulation cases, while GYN-based fellows perform more slings, hysterectomies, and POP surgery. These findings may help fellowships better understand potential differences in training among graduates from URO- and GYN-based programs and encourage collaboration to lessen these discrepancies.
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  • 文章类型: Journal Article
    背景:这项研究旨在实施一套可穿戴技术,以记录和分析外科医生在进行常规和机器人辅助腹腔镜手术期间的生理和人体工程学参数,比较外科手术过程中外科医生的人体工程学和压力水平。
    方法:本研究以两种不同的设置进行组织:模拟器任务和实验模型外科手术。参与的外科医生以随机方式在腹腔镜和机器人辅助手术中执行任务和外科手术。不同的可穿戴技术被用来记录外科医生的姿势,肌肉活动,手术期间的皮肤电活动和心电图信号。
    结果:模拟器研究涉及6名外科医生:3名经验丰富(>100例腹腔镜手术;36.33±13.65岁)和3名新手(<100例腹腔镜手术;29.33±8.39岁)。3名具有腹腔镜手术经验的不同外科专业的外科医生(>100例腹腔镜手术;37.00±5.29岁),但是没有手术机器人的经验,参加了实验模型研究。参与的外科医生在机器人辅助外科手术期间显示出增加的压力水平。总的来说,在机器人辅助手术中获得了改善的外科医生姿势,减少局部肌肉疲劳。
    结论:实施了一套可穿戴技术来测量和分析外科医生的生理和人体工程学参数。与传统的腹腔镜手术相比,机器人辅助手术对外科医生显示出更好的人体工程学结果。人体工程学分析使我们能够优化外科医生的表现并改善手术训练。
    BACKGROUND: This study aims to implement a set of wearable technologies to record and analyze the surgeon\'s physiological and ergonomic parameters during the performance of conventional and robotic-assisted laparoscopic surgery, comparing the ergonomics and stress levels of surgeons during surgical procedures.
    METHODS: This study was organized in two different settings: simulator tasks and experimental model surgical procedures. The participating surgeons performed the tasks and surgical procedures in both laparoscopic and robotic-assisted surgery in a randomized fashion. Different wearable technologies were used to record the surgeons\' posture, muscle activity, electrodermal activity and electrocardiography signal during the surgical practice.
    RESULTS: The simulator study involved six surgeons: three experienced (>100 laparoscopic procedures performed; 36.33 ± 13.65 years old) and three novices (<100 laparoscopic procedures; 29.33 ± 8.39 years old). Three surgeons of different surgical specialties with experience in laparoscopic surgery (>100 laparoscopic procedures performed; 37.00 ± 5.29 years old), but without experience in surgical robotics, participated in the experimental model study. The participating surgeons showed an increased level of stress during the robotic-assisted surgical procedures. Overall, improved surgeon posture was obtained during robotic-assisted surgery, with a reduction in localized muscle fatigue.
    CONCLUSIONS: A set of wearable technologies was implemented to measure and analyze surgeon physiological and ergonomic parameters. Robotic-assisted procedures showed better ergonomic outcomes for the surgeon compared to conventional laparoscopic surgery. Ergonomic analysis allows us to optimize surgeon performance and improve surgical training.
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