CMTC

  • 文章类型: Case Reports
    目前的病例报告是一名男婴,在妊娠38周时由下段剖宫产非近亲父母第二胎出生,血管充血,左腿血管变色和扩张的独特模式。股动脉和静脉的多普勒显示正常的三相流和波形,没有任何明显的管腔狭窄的证据。下肢长度也有1.5厘米的差异。使用荧光酶免疫测定筛查进行的基因检测显示出阴性筛查报告。使用畸变产物耳声发射进行的耳学筛查显示,两只耳朵的外毛细胞功能正常。该病例被诊断为先天性皮肤毛细血管扩张症(CMTC),排除遗传疾病后。它与任何其他重大健康问题无关。CMTC的诊断是基于出生时的皮肤外观,两天后不久变得更加明显。在这种情况下,没有特定的治疗是必要的,病情随时间改善.
    The current case report presents a male baby, second born to nonconsanguineous parents at 38 weeks of gestation by lower segment cesarean section, with engorged blood vessels and distinctive patterns of discoloration and dilation of blood vessels on the left leg. A Doppler of the femoral artery and vein showed normal triphasic flow and waveforms without any evidence of significant luminal stenosis. There was also a lower limb length discrepancy of 1.5 cm. Genetic testing using fluorometric enzyme immunoassay screening revealed a negative screening report. Otologic screening using distortion product otoacoustic emissions revealed normal functioning of outer hair cells in both ears. The case was diagnosed as cutis marmorata telangiectatica congenita (CMTC), after ruling out genetic diseases. It was not associated with any other significant health problems. The diagnosis of CMTC was based on the appearance of the skin at birth, which became more noticeable shortly after two days. In this case, no specific treatment was warranted and the condition improved with time.
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  • 文章类型: Case Reports
    Cutismarmorata先天性毛细血管扩张症(CMTC)表现为大理石状红斑,并可能表现出各种相关异常。全面的多学科评估至关重要。治疗方法因证据不足而异,需要进一步研究。我们的案例强调了CMTC的稀有性和异质性,倡导全面的管理方法和正在进行的研究。
    Cutis marmorata telangiectatica congenita (CMTC) presents as marbled erythema and may exhibit diverse associated anomalies. Thorough multidisciplinary evaluation is crucial. Treatment varies with inconclusive evidence, necessitating further research. Our case underscores CMTC\'s rarity and heterogeneous nature, advocating for comprehensive management approaches and ongoing research.
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  • 文章类型: Journal Article
    暂无摘要。
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  • 文章类型: Case Reports
    Cutismarmorata先天性毛细血管扩张症(CMTC)是一种罕见的血管疾病,其特征是蓝紫色网状斑块和斑块,可以局部或广泛化。相关的皮肤萎缩和软组织发育不全很常见,而溃疡相对少见。由于CMTC极为罕见,儿童期自发缓解可发生在轻度病例中,治疗严重的证据,难治性疾病是有限的。我们介绍了一名四岁女性患有CMTC和相关疼痛的病例,用脉冲染料激光和强脉冲光疗法的组合成功治疗顽固性溃疡。
    Cutis marmorata telangiectatica congenita (CMTC) is a rare vascular disorder characterized by blue-purple reticulated patches and plaques that can be localized or generalized. Associated skin atrophy and soft tissue hypoplasia is common while ulceration is relatively uncommon. As CMTC is exceedingly rare and spontaneous remission in childhood can occur in mild cases, evidence for treatment of severe, refractory disease is limited. We present the case of a four-year-old female with CMTC and associated painful, recalcitrant ulcers successfully treated with a combination of pulsed dye laser and intense pulsed light therapy.
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  • 文章类型: Journal Article
    目的:先天性毛皮毛细血管扩张症(CMTC)是一种罕见的先天性疾病,以局限性或全身性皮肤血管异常为代表,随着时间的推移而消散。我们回顾了CMTC的诊断方法,并对其眼部表现进行了全面检查。此外,我们为CMTC患者的眼科检查提供建议.最后,我们研究了CMTC的可能原因,并总结了目前为建立该疾病的病因机制所做的努力.方法:详细检查了33例已发表的CMTC眼部异常病例。结果:根据一组特定的先天性皮肤症状诊断CMTC,主要是先天性网状红斑,对局部变暖和皮肤病变内没有静脉扩张无反应。眼部检查结果目前未用于此诊断过程,可能是由于对他们的介绍不完全理解,频率,和自然史。我们表明大多数眼科表现是先天性的,伴有青光眼和后段异常,包括视网膜灌注缺陷和血管异常,作为最常报道的发现。典型的眼科医疗和外科干预对于这些CMTC相关病理的管理似乎是有效的。不幸的是,CMTC的病因和病理生理学仍然未知,混淆了识别的努力,检查,并开始对患者进行治疗。结论:虽然眼科界传统上将青光眼视为CMTC的经典眼部异常,该数据集也主张对后段异常进行及时调查.然而,我们对CMTC眼部异常的理解因缺乏报告和/或不完整(或不存在)眼科检查而变得复杂,我们强烈鼓励在诊断时对所有CMTC患者进行全面的眼科检查,然后在整个生命中进行适当的筛查和监测。我们相信这些建议将激发更多的数据和疾病见解,这可能有助于将来对CMTC诊断算法的改进。
    Purpose: Cutis marmorata telangiectatica congenita (CMTC) is a rare congenital disorder typified by localized or generalized cutaneous vascular anomalies, which dissipate over time. We review the diagnostic approach to CMTC and present a comprehensive examination of its ocular manifestations. Additionally, we offer recommendations for the ophthalmologic workup for patients with CMTC. Finally, we examine the possible causes of CMTC and summarize the current efforts to establish an etiologic mechanism for this disease.Methods: Thirty-three published cases of CMTC with ocular anomalies are examined in detail.Results: CMTC is diagnosed based on a specific set of congenital cutaneous symptoms, principally congenital reticular erythema that is unresponsive to local warming and absence of venectasia within the skin lesions. Ocular findings are not currently employed in this diagnostic process, likely due to an incomplete understanding into their presentation, frequency, and natural history. We show that the majority of ophthalmic manifestations are congenital, with glaucoma and posterior segment anomalies, consisting of retinal perfusion defects and vascular abnormalities, as the most frequently reported findings. Typical ophthalmic medical and surgical interventions appear to be effective for management of these CMTC-related pathology. Unfortunately, the etiology and pathophysiology of CMTC remains unknown, which obfuscates efforts to identify, examine, and initiate treatment in patients.Conclusions: While the ophthalmic community has traditionally viewed glaucoma as the classic ocular anomaly of CMTC, this dataset advocates for the prompt investigation of posterior segment abnormalities as well. However, our understanding of CMTC\'s ocular anomalies is complicated by a lack of reporting and/or incomplete (or nonexistent) ophthalmic examinations, and we strongly encourage comprehensive ophthalmic examinations for all CMTC patients at the time of diagnosis, followed by appropriate screening and surveillance throughout life. We believe these recommendations will spur additional data and disease insights that may be useful for future refinements to CMTC diagnostic algorithms.
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  • 文章类型: Journal Article
    Cutis marmorata telangiectatica congenita (CMTC) is a rare capillary malformation characterised by persistent reticulated marbled erythema. It tends to be associated with cutaneous atrophy, ulcerations and body asymmetry. CMTC is usually reported to be a benign condition; however, associated anomalies are not rare. Here, we have compiled information on published CMTC patients with the aim to evaluate the proposed diagnostic criteria by Kienast et al. and address the clinical manifestations, associated anomalies, differential diagnoses, management and prognosis. Our review is based on a search of the PubMed database which retrieved studies between 1922 and April 2019. The search yielded 148 original articles with a total of 485 patients.
    Of the identified patients, 24.5% had generalised CMTC, 66.8% had localised and 8.7% had a non-specified distribution of CMTC. Associated anomalies were observed in 42.5% of patients, predominantly body asymmetry and neurological defects like seizure and developmental delay. Fewer patients (10.1%) had ophthalmological defects, usually glaucoma. The major criterium \"absence of venectasia\" was not met in 20.4% of patients.
    We suggest that children with CMTC should be referred to an ophthalmologist for regular follow-up, and children with CMTC affecting the legs should be monitored for leg length discrepancy throughout the growth period. Furthermore, we suggest reconsideration of the major criterium \"absence of venectasia\" from the proposed diagnostic criteria, and instead include body asymmetry.
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  • 文章类型: Journal Article
    背景。尽管在抗逆转录病毒治疗(ART)期间受到病毒抑制,但CD4T细胞恢复不良的人类免疫缺陷病毒(HIV)患者被称为免疫无反应者。ART期间不完全免疫恢复的分子机制尚未完全了解。方法。单细胞型中枢记忆T细胞的无标记定量蛋白质组学用于揭示无反应者之间的相对蛋白质丰度变化,响应者(ART期间CD4恢复良好),和健康的个体。通过蛋白质途径和网络分析分析蛋白质组变化,并通过选择的反应监测质谱验证。结果。各组蛋白质组学分析从1500个非冗余蛋白质中检测到155个重要蛋白质。通路和网络分析显示,与反应者和对照组相比,无反应者受试者的哺乳动物雷帕霉素靶蛋白和蛋白质翻译相关蛋白的失调以及应激反应相关蛋白的减少。HIV应答者和非应答者的肌动蛋白细胞骨架信号增加。Conclusions.与应答者和对照相比,来自免疫非应答者的记忆T细胞具有与运动性和蛋白质翻译相关的蛋白质的增加和能够响应细胞应激的蛋白质的减少。T细胞管理压力和调节代谢的潜力可能有助于它们重建淋巴细胞减少宿主的能力。
    Background.  Human immunodeficiency virus (HIV) patients who experience poor CD4 T-cell recovery despite viral suppression during antiretroviral therapy (ART) are known as immunological nonresponders. The molecular mechanism(s) underlying incomplete immune restoration during ART is not fully understood. Methods.  Label-free quantitative proteomics on single-cell type central memory T cells were used to reveal relative protein abundance changes between nonresponder, responder (good CD4 recovery during ART), and healthy individuals. Proteome changes were analyzed by protein pathway and network analyses and verified by selected reaction monitoring mass spectrometry. Results.  Proteomic analysis across groups detected 155 significant proteins from 1500 nonredundant proteins. Pathway and network analyses revealed dysregulation in mammalian target of rapamycin and protein translation-related proteins and decreases in stress response-related proteins for nonresponder subjects compared with responders and controls. Actin cytoskeleton signaling was increased for HIV responders and nonresponders alike. Conclusions.  Memory T cells from immunologic nonresponders have increases in proteins related to motility and protein translation and decreases in proteins capable of responding to cellular stresses compared with responders and controls. The potential for T cells to manage stress and modulate metabolism may contribute to their capacity to reconstitute a lymphopenic host.
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  • 文章类型: Comparative Study
    BACKGROUND: Categorization of vascular anomalies with overgrowth is evolving rapidly with the aid of massively parallel genomic sequencing; however, accurate clinical diagnosis is still essential. We identified a group of patients with an extensive, diffuse, reticulate capillary malformation (CM) and variable hypertrophy without major complications.
    OBJECTIVE: We sought to study a subset of patients with diffuse CM to better define prognosis and management.
    METHODS: Chart review identified 73 patients with diffuse CM who did not fit the criteria for known disorders with CM and/or overgrowth.
    RESULTS: Soft-tissue or bony overgrowth did not correlate with location, morphology, or intensity of the vascular stain. Patients required periodic follow-up to monitor for leg length discrepancy. They were found to exhibit normal neurologic development and proportionate overgrowth rather than progressive, disproportionate asymmetry or vascular complications.
    CONCLUSIONS: This retrospective review was limited to observations documented at clinic visits; these patients require long-term assessment. Further studies are necessary to accurately assess Wilms tumor risk and clinical outcomes in older adults.
    CONCLUSIONS: We propose the term \"diffuse capillary malformation with overgrowth\" to designate this extensive reticular vascular staining with proportionate overgrowth. We differentiate diffuse capillary malformation with overgrowth from other disorders with CM and hypertrophy.
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