Uterine fibroid

子宫肌瘤
  • 文章类型: Case Reports
    宫颈残端纤维瘤是一种罕见的平滑肌瘤(纤维瘤),发生在子宫次全切除术后的剩余宫颈组织中。在此过程中,子宫被切除,但子宫颈保持完整。宫颈残端肌瘤相当罕见,研究表明,只有不到1%的女性接受了次全子宫切除术。本报告描述了子宫次全切除术7年后宫颈残端引起的子宫肌瘤的罕见病例。目的是加强现有文献并帮助临床医生管理类似病例。
    方法:一名45岁女性,有腹胀史,腹痛,双侧下肢肿胀1年。腹部计算机断层扫描(CT)增强扫描和磁共振成像(MRI)显示骨盆中有一个大的多小叶肿块,大小为14.3×7.4×21.1cm。肿块向前移位并压迫膀胱,向后移位并压迫直肠乙状结肠。此外,双侧输尿管远端受压,导致双侧输尿管肾积水。患者接受了剖腹探查术,术后恢复顺利。最终的组织病理学报告显示诊断为子宫肌瘤。
    在此案例报告中,我们讨论条件的稀有性,文献中的相关报道,以及临床医生在遇到宫颈平滑肌瘤患者时面临的许多困难。
    结论:这个案例强调了宫颈上子宫切除术后患者长期随访的重要性,增加了现有的文献,并为医疗保健提供者处理类似案件提供见解。受影响的患者应接受适当的术后护理咨询,治疗后复发,以及早期和定期随访的价值。
    UNASSIGNED: A cervical stump fibroid is a rare type of leiomyoma (fibroid) that occurs in the remaining cervical tissue following a subtotal hysterectomy. In this procedure the uterus is removed but the cervix is left intact. Cervical stump fibroids are quite rare, with studies indicating that they occur in less than 1 % of women who have undergone subtotal hysterectomy. The present report describes a rare case of uterine fibroid arising from the cervical stump 7 years after subtotal hysterectomy. The aim is to strengthen the existing literature and aid clinicians in the management of similar cases.
    METHODS: A 45-year-old female presented with a history of abdominal distension, abdominal pain, and bilateral lower limb swelling for 1 year. An abdominal Computed Tomography (CT) scan with contrast and Magnetic Resonance Imaging (MRI) revealed a large multilobulated mass in the pelvis measuring 14.3 × 7.4 × 21.1 cm. The mass displaces and compresses the urinary bladder anteriorly and the rectosigmoid colon posteriorly. Additionally, there is compression of the distal ureters bilaterally with resultant bilateral hydroureteronephrosis. The patient underwent explorative laparotomy and post-operative recovery was uneventful. The final histopathological report showed the diagnosis of uterine fibroid.
    UNASSIGNED: In this case report, we discuss the condition\'s rarity, related reports in the literature, and the numerous difficulties clinicians face when encountering a patient with cervical leiomyomas.
    CONCLUSIONS: This case highlights the importance of long-term follow-up for patients post-supracervical hysterectomy, adds to the existing literature, and provides insight to healthcare providers in handling similar cases. Patients who are affected should receive appropriate counseling on postoperative care, recurrence after treatment, and the value of early and regular follow-up visits.
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  • 文章类型: Case Reports
    慢性子宫内翻的诊断发生在出生后或继发于盆腔区域器官的病变。尤其是,在适当的条件下迅速诊断和治疗孤立的慢性倒置似乎可以降低产妇的发病率和死亡率。
    慢性子宫内翻是一种罕见的临床诊断,难以诊断和治疗。这是一名22岁的患者,一个月没有特定的子宫肌瘤伴息肉病史,在不孕症的情况下通过子宫颈分娩了一年。非产褥期子宫内翻是一种罕见的临床病症,应该记住,当发现引起临床投诉的肿块病变时,这可能是子宫内翻,尤其是在外阴,阴道,和子宫颈区域。通过以良好的临床和超声检查评估进行诊断,可以降低发病率和死亡率,从而提高患者的生活质量。
    UNASSIGNED: The diagnosis of chronic uterine inversion occurs after birth or secondary to pathologies of the pelvic region organs. Especially, the diagnosis and treatment of isolated chronic inversion rapidly under appropriate conditions seem to reduce maternal morbidity and mortality.
    UNASSIGNED: Chronic uterine inversion is a rare clinical diagnosis and difficult to diagnose and treat. This is a 22-year-old patient with no particular history known for a month for uterine fibroid with a polyp, who gave birth through the cervix in the context of subfertility for a year. Non puerperal uterine inversion is a rare clinical condition, and it should be kept in mind that this may be uterine inversion when mass lesions causing clinical complaints are detected, especially in the vulva, vagina, and cervix uteri region. The quality of life of the patients is increased by reducing the morbidity and mortality rates by making a diagnosis with a good clinical and ultrasonographic evaluation.
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  • 文章类型: Journal Article
    子宫肌瘤(UFs)是女性生殖系统的良性肿瘤,起源于子宫平滑肌。目前,已知孕酮在子宫肌层组织分化形成UF及其异常生长中起关键作用。孕酮在UF肿瘤发生中的作用机制涉及其对增加所选生长因子的浓度和失调的影响。
    进行了一项回顾性队列研究,以评估和比较肿瘤坏死因子α(TNF-α),胰岛素样生长因子1(IGF-1),纤溶酶原激活物抑制剂-1(PAI-1)在UFs患者中的血清浓度,接受3个月标准醋酸乌利司他(UPA-一种选择性孕酮受体调节剂)方案(5mg/天)治疗的UFs患者和无UFs的对照患者.共120例患者分为3组(对照组,UFs与UPA治疗,没有UPA治疗的UFs)。
    接受UPA治疗的UFs患者与未接受UPA治疗的患者之间的TNF-α血清浓度没有显着差异。IGF-1和PAI-1的血清浓度没有显示显著的组间差异。
    在UPA治疗的UFs患者血清中TNF-α浓度之间没有发现显着差异,和没有UPA治疗的患者。此外,我们的数据分析显示,UFs患者和对照组的IGF-1和PAI-1浓度没有显著差异.必须进一步研究特定症状对所选生长因子的依赖性。
    UNASSIGNED: Uterine fibroids (UFs) are benign tumors of the female reproductive system originating from the smooth muscle of the uterus. Currently, progesterone is known to play a key role in the differentiation of the myometrial tissue to form UFs and their abnormal growth. The mechanism of action of progesterone in UF tumorigenesis involves its effect on increasing the concentrations and dysregulation of selected growth factors.
    UNASSIGNED: A retrospective cohort study was performed to evaluate and compare tumor necrosis factor α (TNF-α), insulin-like growth factor 1 (IGF-1), plasminogen activator inhibitor-1 (PAI-1) serum concentrations in patients with UFs without prior hormonal treatment, patients with UFs treated with a 3-month standard ulipristal acetate (UPA - a type of selective progesterone receptor modulator) scheme (5 mg/day) and in control patients without UFs. A total of 120 patients were divided into 3 groups (controls, UFs with UPA treatment, UFs without UPA treatment).
    UNASSIGNED: There were no significant differences in TNF-α serum concentrations between patients with UFs who underwent UPA treatment and patients who did not. Serum concentrations of IGF-1 and PAI-1 did not show significant intergroup differences.
    UNASSIGNED: No significant differences were found between TNF-α concentrations in the serum of patients with UFs treated with UPA, and patients without UPA treatment. In addition, our data analysis did not show significant differences in the concentrations of IGF-1 and PAI-1 between patients with UFs and the control group. Further studies on the dependence of specific symptoms on selected growth factors are mandatory.
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  • 文章类型: Case Reports
    本报告详述了子宫肌瘤相关深静脉血栓形成导致大量肺栓塞的病例。以及可能相关的生理学。两个女人,年龄分别为33岁和37岁,伴有纤维样相关性肺栓塞。他们都有大的子宫大小,没有潜在的血栓形成倾向。案例1有一个简单的过程,而病例2的过程复杂,心脏骤停和恢复时间延长。肌瘤的存在增强了凝血和血小板粘附。机械压迫在诱发血栓形成方面也起作用。术前筛查可能有作用,尤其是那些估计子宫重量升高的人。
    This report details cases of uterine fibroid-associated deep vein thrombosis leading to massive pulmonary embolism, as well as the likely associated physiology. Two women, aged 33 and 37, presented with fibroid-associated pulmonary embolism. They both had large uterine sizes and no underlying thrombophilia. Case 1 had an uncomplicated course, whereas Case 2 had a course complicated by cardiac arrest and prolonged recovery. The presence of fibroids enhances coagulation and platelet adhesion. Mechanical compression also plays a role in predisposing to thrombosis. There may be a role for preoperative screening, especially in those with an elevated estimated uterine weight.
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  • 文章类型: Case Reports
    子宫平滑肌瘤(ULs)是常见的良性肿瘤,在很大一部分女性中可以根据其在子宫内的位置进行分类。它们可以引起许多骨盆并发症,并且可以进行医学管理,但更常见的是手术。子宫肌瘤常发生在产后,可能是梗塞,并可能导致变性和败血症。我们的病人出现了两个月的潜在化脓性肌瘤,最初在计算机断层扫描(CT)上发现。办公室检查显示子宫颈有突出的肿块,并尝试切除,但最终因疼痛而推迟进行全身麻醉检查。切除平滑肌瘤并显示坏死。化脓性肌瘤通常是阴险的,并且通常可以模仿其他有关的病理。现代成像可以显示骨盆内的病变,但难以在液体收集和可能的梗塞肿块之间进行确定。在这种情况下,质量护理措施的重要性值得强调,以防止严重的并发症。
    Uterine leiomyomas (ULs) are common benign tumors seen in a large percent of women that can be classified based on their location within the uterus. They can cause a number of pelvic complications and can be managed medically, but more often surgically. Uterine pyomyomas often occur postpartum, possibly from infarction, and can lead to degeneration and sepsis. Our patient presents with a two-month development of a potential pyomyoma, found initially on computed tomography (CT). Office exam reveals a protruding mass from the cervical os, and removal was attempted but ultimately postponed for general anesthesia exam due to pain. The leiomyoma was removed and shown to be necrosing. Pyomyomas are often insidious and can often mimic other concerning pathologies. Modern imaging can show lesions within the pelvis but struggle to determine between fluid collection and possible infarcted masses. The importance of quality care measures in cases like this deserve to be emphasized to prevent serious complications.
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  • 文章类型: Journal Article
    目的:子宫肌瘤增加早产风险。目前的研究强调子宫肌瘤坏死是(极端)早产的可能原因。
    方法:在一家荷兰学术医院进行回顾性队列研究。病例是从MyoFert研究的526名参与者中选出的(荷兰试验登记册,NL7990),其中包括2004年至2018年期间就诊的患者,诊断为子宫肌瘤时年龄在18岁至45岁之间.在这些参与者中,414名妇女怀孕了。对首次妊娠进行了回顾性图表回顾。主要结果是(即将发生的)早产和超声检查显示的纤维瘤坏死迹象。在有纤维样坏死迹象的女性中,系统地收集了以下数据:纤维瘤特征,临床表现,妊娠结局,和产后。
    结果:总计,66名妇女早产(16%,66/414),其中25例怀孕在16到<24周之间结束(38%,25/66)和41例怀孕在妊娠24至<37周之间结束(62%,41/66)。在所有早产和可用超声图像的妇女中,15%(7/48)在分娩时出现纤维样坏死。这七个病人,补充了三名在第一次怀孕期间患有纤维瘤坏死的患者和至少一次即将发生早产的患者,更详细地描述了。在这十位患者中,在妊娠早期和中期,肌瘤的大小显著增加,导致所有患者严重腹痛,7例患者入院。超声检查显示肌瘤异源性改变和局灶性跨音速区,这是表明纤维瘤坏死的特征。在四名患者中,行子宫肌瘤切除术,组织学证实坏死。
    结论:妊娠期间的纤维样坏死可能与(即将发生的)早产有关。建议临床医生在结构上评估妊娠子宫肌层,特别是在妊娠中期出现腹痛的女性中。
    OBJECTIVE: Uterine fibroids increase the risk of preterm birth. The current study highlights uterine fibroid necrosis as a possible cause of (extreme) preterm birth.
    METHODS: Retrospective cohort study in one Dutch academic hospital. Cases were selected from the 526 participants of the MyoFert study (Netherlands Trial Register, NL7990), which included patients who presented between 2004 and 2018 and were between the age of 18 and 45 years at the time of diagnosis of uterine fibroids. Of these participants, 414 women became pregnant. A retrospective chart review of the first pregnancies was performed. The main outcomes were (imminent) preterm birth and signs of fibroid necrosis on ultrasound. In women with signs of fibroid necrosis, the following data were collected systematically: fibroid characteristics, clinical presentation, pregnancy outcome, and postpartum period.
    RESULTS: In total, 66 women had a preterm birth (16 %, 66/414), of which 25 pregnancies ended between 16 and <24 weeks (38 %, 25/66) and 41 pregnancies ended between 24 and <37 weeks of gestation (62 %, 41/66). Of all women with preterm birth and available ultrasound images, 15 % (7/48) had fibroid necrosis at the time of labour. These seven patients, supplemented with three patients with fibroid necrosis during their first pregnancy and at least one episode of imminent preterm birth, are described in more detail. In these ten patients, the fibroids increased substantially in size during the first and second trimester, leading to severe abdominal pain in all patients and hospital admission in seven patients. Ultrasound examination of the fibroids showed heterogenic changes and focal transonic areas in the fibroid, which are characteristics that indicate fibroid necrosis. In four patients, myomectomy was performed and necrosis was confirmed histologically.
    CONCLUSIONS: Fibroid necrosis during pregnancy is likely associated with (imminent) preterm birth. Clinicians are advised to structurally evaluate the myometrium in pregnancy, specifically in women presenting with abdominal pain in the second trimester.
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  • 文章类型: Journal Article
    背景/目的:经宫颈肌瘤消融术(TFA)是一种无切口治疗有症状子宫肌瘤的方法。虽然未来怀孕的安全性仍有待确定,TFA并不排除怀孕的可能性,先前36例患者的TFA后妊娠病例报告结果正常。之前的系列不包括美国的上市后案例,索纳塔®系统最初在欧洲被清除和使用。这是自2011年6月以来使用奏鸣曲系统的已知怀孕情况的实质性更新,包括欧洲的怀孕情况,墨西哥,和美国。方法:在临床试验和上市后使用TFA治疗有症状的子宫肌瘤。包括医生在患者同意的情况下报告的所有TFA后怀孕。结果:在接受奏鸣曲系统治疗的72名妇女中,有89例怀孕和55例分娩。这包括8名妇女在TFA后怀孕不止一次。完成妊娠(n=62名妇女)包括19例阴道分娩,35剖腹产,5例治疗性流产,1异位妊娠,和1个未知路线的交付。十次怀孕正在进行中。平均出生体重为3276.7±587.3g。10名妇女经历了18次妊娠早期自然流产(SABS),18例SAb中有10例(55.6%)发生在有复发性流产史的两名患者之间。SAb率为22.8%,包括这两个病人,如果将它们排除为异常值,则为10.1%。没有子宫破裂,胎盘植入光谱,或者死产.结论:这个案例系列,迄今为止最大的高温消融模式,这表明索纳塔系统的TFA可能是可行的,关于有症状的子宫肌瘤妇女最终妊娠的安全治疗选择.
    Background/Objectives: Transcervical fibroid ablation (TFA) is an incisionless method to treat symptomatic uterine fibroids. While safety regarding future pregnancy remains to be established, TFA does not preclude the possibility of pregnancy, and a previous 36-patient case series of post-TFA pregnancies reported normal outcomes. That prior series did not include postmarket cases in the United States, as the Sonata® System was initially cleared and used in Europe. This is a substantive update of known pregnancies with the Sonata System since June 2011, and includes pregnancies in Europe, Mexico, and the US. Methods: TFA was carried out under both clinical trial and postmarket use to treat symptomatic uterine fibroids. All post-TFA pregnancies reported by physicians with their patient\'s consent were included. Results: 89 pregnancies and 55 deliveries have occurred among 72 women treated with the Sonata System. This includes 8 women who conceived more than once after TFA. Completed pregnancies (n = 62 women) include 19 vaginal deliveries, 35 Cesarean sections, 5 therapeutic abortions, 1 ectopic pregnancy, and 1 delivery by an unknown route. Ten pregnancies are ongoing. Mean birthweight was 3276.7 ± 587.3 g. Ten women experienced 18 first-trimester spontaneous abortions (SAbs), with 10 of the 18 SAbs (55.6%) occurring between two patients with a history of recurrent abortion. The SAb rate was 22.8%, inclusive of these two patients, and 10.1% if they were excluded as outliers. There were no instances of uterine rupture, placenta accreta spectrum, or stillbirth. Conclusions: This case series, the largest to date for any hyperthermic ablation modality, suggests that TFA with the Sonata System could be a feasible, safe treatment option regarding eventual pregnancy in women with symptomatic uterine fibroids.
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  • 文章类型: Journal Article
    目的:子宫肌瘤(UF)是女性最常见的肿瘤,对并发症构成巨大威胁,比如流产。预后的准确性也可能受到医生经验不足和疲劳的影响,强调需要自动分类的方式,可以分析UF从一个巨大的各种各样的图像。
    方法:已经提出了一种混合模型,该模型将MobileNetV2社区和深度卷积生成对抗网络(DCGAN)结合为医疗从业者找出UF并评估其特征的有用资源。UF的实时自动分类可以帮助诊断情况并最大程度地减少主观错误。DCGAN科学用于卓越的统计增强,以创建一流的UF图像,将其标记为UF和非子宫肌瘤(NUF)类别。然后,MobileNetV2模型完全基于此数据对照片进行精确分类。
    结果:混合模型的整体性能与不同模型形成对比。混合模型实现了40帧每秒(FPS)的实时分类速度,准确率为97.45%,F1等级为0.9741。
    结论:通过使用这种深度学习混合方法,针对目前子宫肌瘤分类方法的不足。
    OBJECTIVE: Uterine fibroids (UF) are the most frequent tumors in ladies and can pose an enormous threat to complications, such as miscarriage. The accuracy of prognosis may also be affected by way of doctor inexperience and fatigue, underscoring the want for automatic classification fashions that can analyze UF from a giant wide variety of images.
    METHODS: A hybrid model has been proposed that combines the MobileNetV2 community and deep convolutional generative adversarial networks (DCGAN) into useful resources for medical practitioners in figuring out UF and evaluating its characteristics. Real-time automated classification of UF can aid in diagnosing the circumstance and minimizing subjective errors. The DCGAN science is utilized for superior statistics augmentation to create first-rate UF images, which are labeled into UF and non-uterine-fibroid (NUF) classes. The MobileNetV2 model then precisely classifies the photos based totally on this data.
    RESULTS: The overall performance of the hybrid model contrasts with different models. The hybrid model achieves a real-time classification velocity of 40 frames per second (FPS), an accuracy of 97.45%, and an F1 rating of 0.9741.
    CONCLUSIONS: By using this deep learning hybrid approach, we address the shortcomings of the current classification methods of uterine fibroid.
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  • 文章类型: Journal Article
    目的:Raf激酶抑制蛋白(RKIP)在平滑肌瘤不同亚型中的表达模式如何(普通型,细胞,中风或出血性平滑肌瘤,具有奇异核的平滑肌瘤和脂肪平滑肌瘤)和平滑肌肉瘤标本,
    方法:对平滑肌瘤和平滑肌肉瘤标本进行免疫组化染色。平滑肌肉瘤SK-LMS-1细胞系被RKIP敲除,RKIP过表达,和细胞活力,进行了伤口愈合迁移和克隆形成试验。
    结果:在奇异平滑肌瘤中观察到较高的RKIP免疫组织化学表达,比普通型平滑肌瘤。在细胞平滑肌瘤中也发现表达降低,在平滑肌肉瘤中通常没有染色。在SK-LMS-1细胞系中进行RKIP表达操作后,随着时间的推移,细胞活力和迁移能力没有观察到重大差异。RKIP淘汰赛,然而,导致细胞形成集落的能力显着增加(P=0.011)。
    结论:RKIP在平滑肌瘤组织型和平滑肌肉瘤中不同的表达模式,以及它对平滑肌肉瘤细胞集落形成的影响,鼓励RKIP在子宫平滑肌疾病中的进一步研究。
    OBJECTIVE: What is the expression pattern of Raf kinase inhibitory protein (RKIP) in different subtypes of leiomyoma (usual type, cellular, apoplectic or haemorrhagic leiomyoma, leiomyoma with bizarre nuclei and lipoleiomyoma) and leiomyosarcoma specimens, and what is its biological role in leiomyosarcoma cells?
    METHODS: Leiomyoma and leiomyosarcoma specimens underwent immunohistochemistry staining. Leiomyosarcoma SK-LMS-1 cell line was RKIP knocked down and RKIP overexpressed, and cell viability, wound healing migration and clonogenicity assays were carried out.
    RESULTS: A higher immunohistochemical expression of RKIP was observed in bizarre leiomyomas, than in usual-type leiomyomas. Decreased expression was also found in cellular leiomyoma, with generally absent staining in leiomyosarcomas. Upon RKIP expression manipulation in SK-LMS-1 cell line, no major differences were observed in cell viability and migration capacity over time. RKIP knockout, however, resulted in a significant increase in the cell\'s ability to form colonies (P = 0.011).
    CONCLUSIONS: RKIP distinct expression pattern among leiomyoma histotype and leiomyosarcoma, and its effect on leiomyosarcoma cells on colony formation, encourages further studies of RKIP in uterine smooth muscle disorders.
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