Renal agenesis

肾脏发育不全
  • 文章类型: Case Reports
    范可尼贫血是一种罕见但最普遍的遗传性再生障碍性贫血,主要以常染色体隐性方式传播,除了一个X连接的变体。它来自16个不同互补组的基因突变,这对DNA稳定性至关重要。它的特点是广泛的先天性畸形,进行性全血细胞减少症,血液系统恶性肿瘤和实体瘤的风险增加。与之相关的先天性异常可以影响各种器官系统,包括骨骼系统,患者之间有显著的变异性。这里报道了一个类似的病例,具有典型的FA临床特征。由于不同的表型表现,诊断FA可能具有挑战性。使用丝裂霉素C(MMC)或二环氧丁烷(DEB)的染色体破坏研究是一种独特的细胞标记,有助于诊断。
    Fanconi anemia is a rare but most prevalent form of inherited aplastic anemia, predominantly transmitted in an autosomal recessive manner, except for one X-linked variant. It arises from mutations in the genes across 16 different complementation groups that are crucial for DNA stability. It is marked by a wide range of congenital malformations, progressive pancytopenia, and an increased risk of both hematological malignancies and solid tumors. The congenital abnormalities associated with it can affect various organ systems, including the skeletal system, with significant variability among patients. One similar case has been reported here, which had the typical clinical features of FA. Due to varied phenotypic presentation, diagnosing FA can be challenging. A Chromosomal Breakage Study using mitomycin C (MMC) or diepoxybutane (DEB) is a distinctive cellular marker that aids in the diagnosis.
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  • 文章类型: Case Reports
    Herlyn-Werner-Wunderlich(HWW)综合征的特征是半阴道阻塞和同侧肾脏异常,一种罕见的先天性泌尿生殖道异常,由与苗勒管异常相关的肾道畸形引起。HWW的初始症状在初潮后经常出现,可能是非特异性的,导致延迟诊断。我们介绍了一名19岁的女性,患有3年血尿和腹痛。最终诊断为HWW综合征伴罕见膀胱阴道瘘。HWW综合征的治疗通常涉及手术干预。主要治疗是切除或去除阻塞的阴道隔。患者行阴道隔切除术和宫腔镜阴道重建术,以及膀胱阴道瘘的修复。患者术后好转良好,3个月后完全恢复,无后遗症。此外,单侧肾脏发育不全是肾脏和泌尿道的先天性异常之一,这是儿童慢性肾病(CKD)的最常见原因。该报告描述了HWW综合征患者,很少合并膀胱阴道瘘,并强调了早期识别和管理对预防相关并发症的重要性。
    Herlyn-Werner-Wunderlich (HWW) syndrome is characterized by obstructed hemivagina and ipsilateral renal anomaly, a rare congenital anomaly of the genitourinary tract, resulting from malformations of the renal tract associated with Müllerian duct anomalies. The initial symptoms of HWW frequently present after menarche and may be nonspecific, leading to a delayed diagnosis. We presented a 19-year-old female with 3-year hematuria and abdominal pain. The final diagnosis of HWW syndrome with a rare vesicovaginal fistula was made. The treatment of HWW syndrome typically involves surgical intervention. The primary treatment is resection or removal of the obstructed vaginal septum. The patient underwent excision of vaginal septum and vaginal reconstruction via hysteroscopy, as well as repair of the vesicovaginal fistula. The patient improved well after surgery and fully recovered without sequelae after 3 months. In addition, unilateral renal agenesis is one of congenital abnormalities of the kidney and urinary tract, which are the most frequent cause of chronic kidney disease (CKD) in children. This report describes a patient of HWW syndrome with rarely combined vesicovaginal fistula, and highlights the importance of early recognition and management to prevent associated complications.
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  • 文章类型: Case Reports
    Klippel-Feil综合征(KFS)是一种罕见的先天性疾病,其特征是颈椎融合,限制颈部活动,常表现为颈部疼痛等临床表现,刚度,和神经缺陷。虽然KFS的经典表现包括一个“临床三联征”,包括一个缩短的颈部,低的后发际线,和有限的颈椎运动,并非所有患者都表现出所有三个特征。此病例报告介绍了一名81岁的男性,患有完整的KFS三合会,并强调了与这种情况相关的诊断挑战和管理策略。尽管KFS很少,了解它对临床医生至关重要,因为它对患者管理和生活质量具有深远的影响。这个案例强调了内科临床怀疑的重要性,展示孤立的表现通常可能是潜在先天性疾病的表现。
    Klippel-Feil syndrome (KFS) is a rare congenital disorder characterized by the fusion of cervical vertebrae, limiting neck mobility, and often presenting with clinical manifestations such as neck pain, stiffness, and neurological deficits. While the classical presentation of KFS includes a \"clinical triad\" comprising a shortened neck, a low posterior hairline, and limited cervical motion, not all patients exhibit all three features. This case report presents an 81-year-old male with the complete KFS triad and underscores the diagnostic challenges and management strategies associated with this condition. Despite the rarity of KFS, understanding it is crucial for clinicians due to its profound implications on patient management and quality of life. This case emphasizes the importance of clinical suspicion in Internal Medicine, showcasing how an isolated presentation may often be a manifestation of an underlying congenital condition.
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  • 文章类型: Journal Article
    背景:Zinner综合征(ZS),罕见的先天性中肾管畸形,合并精囊囊肿(SVC)与同侧上尿路异常。通常在儿童时期无症状,ZS在第2到第4个十年之间出现膀胱症状,会阴疼痛和不孕症。当确定肾脏或精液异常时,需要进行额外的影像学检查的诊断确认。
    方法:一项历时22年的回顾性研究通过临床分析确定了20例小儿ZS病例。人口统计,临床,并分析了放射学数据,包括提出投诉,成像模式(超声,CT,MRI),和手术发现。该研究符合HIPAA和IRB批准。
    结果:在20例(平均年龄:7.3岁)中,临床表现包括无症状病例,泌尿症状,和腹痛。影像学显示肾脏异常(发育不全,多囊性发育不良肾)和精囊异常。手术干预(n=12)解决了有症状的病例,通常涉及机器人或腹腔镜手术。
    结论:ZS,虽然罕见,呈现不同的临床特征,需要多学科方法。肾脏异常的产前鉴定有助于早期诊断。手术干预保留用于有症状的病例,采用囊泡切除术和残存结构切除术等技术。
    结论:这项研究突出了ZS的不同临床和放射学谱,强调在发现重叠实体时需要保持警惕。及时识别,利用先进的成像技术,对于儿科人群中Zinner综合征的准确诊断和适当管理至关重要。
    BACKGROUND: Zinner Syndrome (ZS), a rare congenital malformation of the mesonephric duct, combines seminal vesicle cyst (SVC) with ipsilateral upper urinary tract abnormalities. Typically asymptomatic in childhood, ZS manifests between 2nd to 4th decades with bladder symptoms, perineal pain and infertility. Diagnostic confirmation with additional imaging is needed when either renal or seminal abnormalities are identified.
    METHODS: A retrospective study spanning 22 years identified 20 pediatric ZS cases through clinical analytics. Demographic, clinical, and radiological data were analyzed, including presenting complaints, imaging modalities (ultrasound, CT, MRI), and surgical findings. The study was HIPAA-compliant and IRB-approved.
    RESULTS: Among 20 cases (mean age: 7.3 years), clinical presentations included asymptomatic cases, urinary symptoms, and abdominal pain. Imaging revealed renal anomalies (agenesis, multicystic dysplastic kidney) and seminal vesicle abnormalities. Surgical interventions (n = 12) addressed symptomatic cases, often involving robotic or laparoscopic procedures.
    CONCLUSIONS: ZS, though rare, presents with varied clinical features, necessitating a multidisciplinary approach. Early diagnosis is facilitated by prenatal identification of renal abnormalities. Surgical intervention is reserved for symptomatic cases, with techniques such as vesiculectomy and resection of remnant structures employed.
    CONCLUSIONS: This study highlights ZS\'s diverse clinical and radiological spectrum, emphasizing the need for vigilance in detecting overlapping entities. Timely identification, utilizing advanced imaging techniques, is crucial for accurate diagnosis and appropriate management of Zinner Syndrome in the pediatric population.
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  • 文章类型: Journal Article
    Zinner综合征是一种罕见的先天性泌尿系统,继发于妊娠第4周和第13周之间胚胎发生的改变,特别是由于远端中肾管发育异常。它的特点是单侧肾脏发育不全的三合会,同侧精囊囊性扩张和同侧射精管阻塞。本文的目的是为读者提供所有必要的信息,以便能够怀疑这种综合症的存在,回顾它的病理生理学,临床表现和成像技术,使其诊断,强调MRI的放射学发现,应该引导我们思考它。这项工作用属于我们机构的病例的代表性放射学图像来说明,包括Zinner综合征不同变异的患者。我们还包括男性泌尿生殖系统的胚胎学概述,记住中肾管和输尿管芽在不同泌尿生殖结构形成中的作用,以及鉴别诊断,使我们能够区分精囊囊肿和其他盆腔囊性病变。
    Zinner syndrome is a rare congenital urological entity, secondary to an alteration in embryogenesis between 4th and 13th weeks of gestation, specifically because of abnormalities in the development of the distal mesonephric duct. It is characterized by the triad of unilateral renal agenesis, cystic dilatation of the ipsilateral seminal vesicle and ipsilateral ejaculatory duct obstruction. The aim of this article is to provide the reader with all the necessary information to be able to suspect the presence of this syndrome, reviewing its physiopathology, clinical manifestations and the imaging techniques that enable its diagnosis, emphasizing those radiological findings by MRI that should lead us to think about it. This work is illustrated with representative radiological images of cases belonging to our institution, including patients with different variants of Zinner syndrome. We also include an overview of the embryology of the male urogenital system, to remember the role of the mesonephric duct and the ureteral bud in the formation of the different urogenital structures, as well as a differential diagnosis that allows us to differentiate seminal vesicle cysts from other pelvic cystic lesions.
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  • 文章类型: Letter
    暂无摘要。
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  • 文章类型: Journal Article
    复杂的泌尿生殖道畸形在临床上高度相关;因此,在开始治疗之前,必须对它们进行适当的诊断和分类。背景/目标:本研究旨在评估女性生殖器畸形的胚胎临床分类的适用性和适用性。方法:对2000年至2020年文献报道的生殖器畸形病例进行系统回顾。具有以下组合的病例报告和系列:“女性生殖道”和(畸形或苗勒管异常或子宫异常或宫颈异常或阴道异常或阴沟异常或泌尿生殖窦);和“女性生殖道”和(肾脏发育不全或异位输尿管)。共确定了3124篇文章,其中生殖器畸形824例。每个畸形的特征被包括在数据库中用于进一步分析。结果:使用胚胎临床分类,在本综述中,已发表的病例中有89.9%和作者定义为不可分类的52例病例中有86.5%被分类。73例(72.2%),使用AFS系统对畸形的分类是不完整的,因为尽管AFS分类的子宫异常类型与胚胎学-临床分类相匹配,使用AFS系统时,忽略了泌尿系统或阴道的特征。在分散矩阵之后,我们已经能够证明胚胎-临床分类系统能够更准确地对泌尿生殖系统畸形进行分类和亚分类.结论:在对先前发表的大多数生殖器畸形病例进行分类后,已经确认了胚胎临床分类的适用性。该系统还提供了比其他仅基于苗勒管发育或子宫阴道参数的分类系统更完整和准确的分类。证明其适用性。
    Complex urogenital malformations are clinically highly relevant; thus, they must be appropriately diagnosed and classified before initiating treatment. Background/Objectives: This study aimed to evaluate the applicability and suitability of the embryological-clinical classification of female genital malformations. Methods: A systematic review of cases of genital malformations reported in the literature from 2000 to 2020 was conducted. Case reports and series with the following combinations: \"female genital tract\" AND (malformation OR anomaly OR müllerian anomaly OR uterine anomaly OR cervical anomaly OR vaginal anomaly OR cloacal anomaly OR urogenital sinus); and \"female genital tract\" AND (renal agenesis OR ectopic ureter) were searched. A total of 3124 articles were identified, of which 824 cases of genital malformation were extracted. The characteristics of each malformation were included in a database for further analyses. Results: Using the embryological-clinical classification, 89.9% of the published cases and 86.5% of the 52 cases defined as unclassifiable by their authors have been classified in this review. In 73 cases (72.2%), the classification of the malformation using the AFS system was incomplete because although the type of uterine anomaly of the AFS classification matched that of the embryological-clinical classification, characteristics of the urinary system or the vagina were overlooked when using the AFS system. Following a dispersion matrix, we have been able to show that the embryological-clinical classification system is able to classify and subclassify the genitourinary malformations more accurately. Conclusions: The applicability of the embryological-clinical classification has been confirmed after classifying most of the cases of genital malformation previously published. This system also provides a more complete and accurate classification than other classifying systems exclusively based on Müllerian duct development or uterovaginal parameters, demonstrating its suitability.
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  • 文章类型: Case Reports
    阻塞的半阴道和同侧肾异常综合征,也被称为Herlyn-Werner-Wunderlich综合征,代表一种罕见的先天性异常,其特征是存在阻塞的半阴道伴子宫双子宫和伴随的同侧肾脏异常。通常,临床表现包括周期性腹痛,阴道分泌物,和/或月经初潮后发生的阴道肿块。准确的诊断需要临床医生高度怀疑,再加上全面了解与这种异常相关的独特特征。在这里,我们介绍一例13岁女性患者,主诉持续性下腹痛.磁共振成像证实诊断为半阴道梗阻和同侧肾异常综合征,患者成功接受了包括抽血和子宫切除术的剖腹手术治疗。本病例报告强调了临床意识的重要性,及时诊断,和及时的治疗干预措施,以减轻不利影响,并优化受半阴道梗阻和同侧肾异常综合征影响的个体的结局。
    Obstructed hemivagina and ipsilateral renal anomaly syndrome, also known as Herlyn-Werner-Wunderlich syndrome, represents a rare congenital anomaly characterized by the presence of an obstructed hemivagina with uterus didelphys and concomitant ipsilateral renal abnormalities. Typically, the clinical presentation includes cyclical abdominal pain, vaginal discharge, and/or a vaginal mass occurring post-menarche. Accurate diagnosis requires a high index of suspicion among clinicians, coupled with a comprehensive understanding of the distinctive features associated with this anomaly. Herein, we present the case of a 13-year-old female patient who complained of persistent lower abdominal pain. Magnetic resonance imaging confirmed the diagnosis of obstructed hemivagina and ipsilateral renal anomaly syndrome, and the patient was successfully treated with a laparotomy involving blood aspiration and hysterectomy. This case report highlights the significance of clinical awareness, prompt diagnosis, and timely therapeutic interventions to mitigate the adverse effects and optimize outcomes in individuals affected by obstructed hemivagina and ipsilateral renal anomaly syndrome.
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  • 文章类型: Case Reports
    背景:伴发浸润性卵巢黏液腺癌,单侧肾发育不全和双角子宫是一种罕见的组合。单侧肾脏发育不全与生殖器异常有关,如单角子宫和双角子宫。此外,大量研究报道了单眼子宫和卵巢异常之间的关联,例如没有卵巢或异位卵巢,但就我们所知,很少有三者的结合。本病例报告是首例结合三种综合征的病例:卵巢粘液性肿瘤,单侧肾发育不全,和双角子宫。
    方法:我们报告一例17岁的患者出现腹胀。在检查中,CT扫描显示右侧有一个巨大的多囊性腹部肿块,没有右肾,而左肾大小正常,外观,和位置。术中,大量血液染色的腹水被排出。此外,在结肠和右卵巢的中点处附着了一个带有粘液样物质和实性区域的白色多囊腹内大肿块,可见转移到网膜。子宫是双角状的。取肿块和网膜进行组织病理学检查,病理报告后诊断为浸润性卵巢粘液性囊腺癌并转移至结肠和网膜。
    结论:在同一个个体中存在这些疾病可能会使医疗管理和生育考虑复杂化。因此,需要多学科医疗团队,包括妇科医生,泌尿科医师,和肿瘤学家,满足他们的独特需求,并提供适当的治疗和指导。需要进一步的研究和案例研究,以更好地了解这些罕见的共存条件的可能关联和影响。
    BACKGROUND: Concomitant invasive ovarian mucinous adenocarcinoma, unilateral renal agenesis and bicornuate uterus is a rare combination. Unilateral renal agenesis has been associated with genital anomalies, such as unicornuate and bicornuate uterus. Furthermore, a wealth of studies has reported the association between unicornuate uterus and ovarian anomalies, such as the absence of an ovary or ectopic ovaries, but rarely has there been a combination of the three to the best of our knowledge. The present case report is the first case presentation with a combination of the three syndromes: ovarian mucinous tumor, unilateral renal agenesis, and bicornuate uterus.
    METHODS: We report the case of a 17-year-old who presented with abdominal distension. On examination, a CT scan revealed a large multicystic abdominal mass on the right side, with an absence of the right kidney while the left kidney was normal in size, appearance, and position. Intraoperatively, massive blood-stained ascitic fluid was evacuated. Additionally, a large whitish polycystic intra-abdominal mass with mucus-like materials and solid areas was attached to the midpoint of the colon and the right ovary, with visible metastasis to the omentum. The uterus was bicornuate. The mass and omentum were taken for histopathology and a diagnosis of invasive ovarian mucinous cystadenocarcinoma with metastasis to the colon and omentum was made after a pathological report.
    CONCLUSIONS: The presence of these conditions in the same individual could potentially complicate medical management and fertility considerations. Thus, a need for a multidisciplinary medical team, including gynecologists, urologists, and oncologists, to address their unique needs and provide appropriate treatment and guidance. Further research and case studies are needed to better understand the possible association and implications of these rare co-occurring conditions.
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  • 文章类型: Case Reports
    Filippi综合征是一种罕见的遗传性疾病,以生长和神经发育迟缓为特征,畸形,和选择性肢体异常。尽管这种综合征在大约四十年前就被描述过,只有少数具有分子确诊诊断的家庭被报道。在这篇文章中,我们介绍了3例新的Filippi综合征患者,其临床和遗传方面异常.这些患者表现出以前与Filippi综合征无关的新临床特征。包括肾发育不全/发育不全,肾囊肿,肾皮质变薄,色素沉着症,和黑色素沉着斑。所有三名患者都有CKAP2L基因的纯合移码变异,特别是NM_152515.3:c.554_555del,c.981_982del,和c.1463_1467del,第二个是新的变体。鉴于迄今为止报告的Filippi综合征患者数量有限,并且不断发现该疾病的新临床方面,探索其与肾脏和皮肤色素沉着异常的潜在联系可能对未来的研究有价值.
    Filippi syndrome is a rare genetic disorder characterized by growth and neurodevelopmental delays, dysmorphism, and selective limb abnormalities. Although the syndrome was described approximately four decades ago, only a few families with molecularly confirmed diagnoses have been reported. In this article, we present three new patients of Filippi syndrome with unusual clinical and genetic aspects. These patients exhibited novel clinical features that have not previously been associated with Filippi syndrome, including renal hypoplasia/aplasia, renal cysts, renal cortical thinning, hypomelanotic, and hypermelanotic macules. All three patients had homozygous frameshift variants of the CKAP2L gene, specifically NM_152515.3: c.554_555del, c.981_982del, and c.1463_1467del, with the second being a novel variant. Given the limited number of reported Filippi syndrome patients to date and the ongoing discovery of new clinical aspects of the disease, exploring its potential connection with kidney and skin pigmentation abnormalities could be valuable for future research.
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