Gaucheroma

  • 文章类型: Case Reports
    听力损失通常与戈谢病(GD)有关。Gaucher细胞是由于葡糖脑苷脂酶的缺乏而在溶酶体中含有葡糖脑苷脂的扩大的网状内皮细胞。Gaucheroma由积累的Gaucher细胞组成。Gaucher细胞在包括肝脏在内的可变组织中积累,脾,脾骨髓,中耳和乳突导致传导性听力损失。中枢神经系统中的神经元和星形胶质细胞在神经特发性GD中受到影响,导致感觉神经性听力损失。即使在接受酶替代疗法(ERT)治疗的患者中,Gaucheroma也会发展。我们报告了一名19岁的GD3型女性患者,该患者患有与颅内Gaucheroma相关的严重双侧听力损失。ERT与imiglucerase的联合疗法和底物减少疗法(SRT)与eliglustat的联合疗法显着降低了Gaucher细胞的大小,并清除了Gaucher细胞中溶酶体中的特征性微管结构。SRT的早期实施可以至少预防GD的传导性听力损害,尽管它可能无法预防由于内部毛细胞功能障碍而引起的感觉神经性听力损失,这也与神经特发性GD有关。
    Hearing loss is frequently associated with Gaucher disease (GD). Gaucher cells are enlarged reticuloendothelial cells containing glucocerebroside in the lysosomes due to deficiency of the glucocerebrosidase. Gaucheromas consist of accumulated Gaucher cells. Gaucher cells accumulate in variable tissues including the liver, spleen, bone marrow, and the middle ear and the mastoid causing conductive hearing loss. Neurons and astrocytes in the central nervous system are affected in neuronopathic GD leading to sensorineural hearing loss. Gaucheromas can develop even in patients treated with enzyme replacement therapy (ERT). We report a 19-year-old female patient with GD type 3 who developed profound bilateral hearing loss associated with intracranial Gaucheroma. Combination therapy of ERT with imiglucerase and substrate reduction therapy (SRT) with eliglustat significantly decreased the size of Gaucher cells and cleared the characteristic microtubular structures in the lysosomes in Gaucher cells. Early implementation of SRT may prevent at least conductive hearing impairment in GD although it may not prevent sensorineural hearing loss due to inner hair cell dysfunction which is also known to be associated with neuronopathic GD.
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  • 文章类型: Case Reports
    该病例报告描述了一名患者,最初诊断为戈谢病(GD),I型,纯合突变c.1448T>Cp。(Leu483Pro),年龄为2岁,表现为肝脾肿大和血细胞减少。开始了Immiglucerase替代疗法。17岁时,双侧听力损失发展,随后的颅骨MRI显示丘脑损伤,导致重新分类为3型GD。到20岁时,患者出现了一系列症状,包括腹痛,腹泻,低蛋白血症,多发性淋巴结病,水肿,淋巴结有Gaucher细胞浸润.综合诊断可识别戈谢瘤和蛋白丢失性肠病。以90-120U/kg每2周的浓度进行丙糖酶治疗可显著改善临床症状,强调量身定制的干预措施对管理GD表现的重要性。
    This case report describes a patient initially diagnosed with Gaucher disease (GD) with type I with homozygous mutation c.1448T > C p. (Leu483Pro) at age of 2, presenting with hepatosplenomegaly and cytopenia. Imiglucerase replacement therapy was initiated. At age 17, bilateral hearing loss developed, with subsequent Cranial MRI revealing thalamic damage, leading to a reclassification as type 3 GD. By age of 20, the patient presented with a range of symptoms, including abdominal pain, diarrhea, hypoproteinemia, multiple lymphadenopathy, edema, and Gaucher cell infiltration in the lymph nodes. Comprehensive diagnosis identifies Gaucher tumor and protein-losing enteropathy. Imiglucerase therapy at 90-120 U/kg every 2 weeks significantly improved clinical symptoms, emphasizing the importance of tailored interventions for managing GD manifestations.
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  • 文章类型: Journal Article
    目的:在戈谢病队列中研究酶替代疗法(ERT)和底物减少疗法(SRT)治疗的临床反应。
    方法:收集8例戈谢病患者的回顾性资料。该治疗包括所有三种目前可用的酶替代疗法以及使用Eliglustat的底物减少疗法。在随访中进行了相关的血液调查。在记录与治疗过程相关的各种问题的情况下,对不同时期长达13年的长期治疗效果进行评估。
    结果:所有患者的血液学参数均得到改善。8例患者中有7例(87.5%)脾脏大小缩小。一名患者在治疗期间成功怀孕2次。一位患有3型戈谢病的独立患者在脾脏内出现了以戈谢瘤形式出现的并发症。
    结论:儿科医生对疾病和治疗效果的认识将有助于早期诊断和更好的结果。可用的治疗方法改变了患者的预后,并改善了戈谢病患者的生活质量。在罕见病政策下,印度患者的数据在这个关头很重要,在印度,政府已经为Gaucher病患者提供了ERT的资金。
    OBJECTIVE: To study clinical response to treatment with enzyme replacement therapy (ERT) and substrate reduction therapy (SRT) in a cohort of Gaucher disease.
    METHODS: Retrospective data of 8 patients of Gaucher disease was compiled. The treatment included all three currently available enzyme replacement therapies as well as substrate reduction therapy with Eliglustat. The relevant blood investigations were done in follow-up visits. The assessment of the effects of long-term treatment over varying periods up to 13 y was done with various issues related to the course of therapy documented.
    RESULTS: Improvement in hematological parameters was seen in all patients. Reduction of spleen size occurred in 7 of 8 patients (87.5%). One patient had 2 successful pregnancies while on therapy. A distinct patient with type 3 Gaucher disease developed complication in the form of Gaucheroma within the spleen.
    CONCLUSIONS: Awareness about the disease and the efficacy of the therapies amongst pediatricians will help in early diagnosis and better outcomes. The available therapies have changed the outcome of the patients and improved the quality of life in patients with Gaucher disease. The data of Indian patients is important at this juncture when under Rare Disease Policy, government funding has become available for ERT for Gaucher disease patients in India.
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  • 文章类型: Case Reports
    戈谢病是全球最大的溶酶体贮积病。可能的并发症包括Gaucheroma的发展,由Gaucher细胞积累产生的假瘤。Gaucheroma会影响肝脏,脾,脾骨头,和淋巴结。对于计算机断层扫描(CT)和磁共振成像(MRI),存在淋巴结肿大的外观描述,但不存在,根据我们的知识,他们的超声特征。我们介绍了一个四岁的男孩,患有高雪氏病,伴有淋巴结Gaucheroma,在例行随访中发现,并呈现其超声特征。我们比较描述了非B细胞淋巴瘤和Gaucheroma淋巴结的特征性超声表现。教学要点:淋巴结Gaucheroma具有特征性的超声表现,应在Gaucher患者中进行搜索。
    Gaucher disease represents the largest lysosomal storage disease group worldwide. Possible complications include the development of Gaucheromas, pseudotumors resulting from an accumulation of Gaucher cells. Gaucheromas can affect the liver, spleen, bones, and lymph nodes. Descriptions of the appearance of lymph node gaucheromas exist for computed tomography (CT) and magnetic resonance imaging (MRI) but not, to our knowledge, of their ultrasound characteristics. We present the case of a four-year-old boy with Gaucher disease with lymph node Gaucheromas, discovered during a routine follow-up, and present their ultrasound characteristics. We describe characteristic ultrasound findings of non-B-cell lymphomas and Gaucheroma lymph nodes in comparison. Teaching point: Lymph node Gaucheromas have a characteristic ultrasound appearance and should be searched for in Gaucher\'s patients.
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  • 文章类型: Case Reports
    戈谢病(GD)是一种由常染色体隐性遗传模式引起的疾病,以溶酶体酶β-葡糖脑苷脂酶缺乏为特征。这导致葡萄糖脑苷脂和其他糖脂在多个组织中的积累,对各种器官系统造成损害。GD的诊断由于其异质性而具有挑战性,非特异性症状,以及不同地理区域和年龄组的差异。尽管根据症状或体征怀疑GD,通过测量β-葡萄糖脑苷脂酶活性缺陷和鉴定GBA基因中的双等位基因致病变异体来确认诊断。建议对GD患者进行静脉酶替代疗法(ERT)。在本文中,我们报告了一个2岁零8个月大的女孩,患有巨大的脾肿大和放射学发现的肝gucheroma,其中一项遗传研究显示GBA基因在c.1448T>C处有纯合突变(p。Leu483Pro)并证明了GD的诊断。该患者代表据报道患有gocheroma的最小儿童,也是在诊断时而不是在随访期间出现gocheroma的第一个孩子。强调GD应常规包括在表现为脾肿大和肝肿大的儿童的鉴别诊断中,考虑到ERT的早期开始可以改变疾病的自然史,从而预防严重的并发症。
    Gaucher Disease (GD) is a condition resulting from an autosomal recessive inheritance pattern, characterized by a deficiency of the lysosomal enzyme beta-glucocerebrosidase. This leads to the accumulation of glucocerebroside and other glycolipids in multiple tissues, causing damage to various organ systems. The diagnosis of GD can be challenging due to its heterogeneity, non-specific symptoms, and variability across different geographic regions and age groups. Although GD is suspected based on symptoms or signs, the diagnosis is confirmed through the measurement of deficient b-glucocerebrosidase activity and the identification of biallelic pathogenic variants in the GBA gene. Intravenous enzyme replacement therapy (ERT) is recommended for GD patients. In this paper, we report a case of a 2-year and 8-month-old girl with massive splenomegaly and radiological finding of hepatic gaucheroma, in whom a genetic study showed homozygous mutation on the GBA gene at c.1448T>C (p.Leu483Pro) and certified the diagnosis of GD. This patient represents the youngest child reported to have gaucheroma and also the first one presenting with gaucheroma at the diagnosis and not during the follow up, highlighting that GD should be routinely included in the differential diagnosis of children presenting with splenomegaly and hepatomegaly, taking into account that the early start of ERT can change the natural history of the disease-preventing serious complications.
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  • 文章类型: Case Reports
    BACKGROUND: Gaucher disease is a common lysosomal storage disease caused by the deficiency of the β-glucosidase enzyme, leading to sphingolipid accumulation in the reticuloendothelial system in Gaucher cells. Clinical findings are quite variable and some patients may remain asymptomatic lifelong. However, even when patients have mild symptoms, there is a significant increase in their quality of life with enzyme replacement therapy. We aimed to reveal the relationship between a rare mutation in the Glucosylceramidase Beta (GBA) gene and clinical signs and symptoms. Another aim of the study was to show the effect of enzyme replacement therapy on the quality of life, even in patients with mild symptoms.
    METHODS: Here, we report a 46-year-old male diagnosed with Gaucher disease based on splenic Gaucheromas incidentally discovered in a cardiac computerized tomography scan. In GBA gene analysis, the extremely rare R87W mutation was detected in a homozygous state. In retrospect, the patient had nonspecific symptoms such as fatigue and bone pain for a long time, which were substantially ameliorated by enzyme replacement therapy.
    CONCLUSIONS: In patients with adult-onset Gaucher disease, the symptoms may be mild, causing significant diagnostic delay. Gaucher disease may be included in the differential diagnosis of abdominal malignancies. Early diagnosis and treatment can improve quality of life and prevent unnecessary procedures.
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  • 文章类型: Journal Article
    Gaucher disease (GD) is a rare genetic disease caused by the enzymatic deficiency of beta-glucocerebrosidase. This will lead to the accumulation of sphingolipids in various organs, such as liver, spleen, bone marrow. Bone involvement is frequent in Gaucher patients, leading to bone pain, necrosis and even fractures or growth deficiency in children, with painful surgeries and progressively decreasing quality of life. The early treatment initiation in symptomatic patients is very important in lowering bone complications frequency and improve general status. We present the case of a young patient whose first manifestation of GD was a bone cystic lesion and the clinical evolution until treatment.
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  • 文章类型: Journal Article
    Gaucher disease (GD) is a rare lysosomal storage disorder classically subdivided into type 1 (non-neuronopathic) GD, and types 2 and 3 (neuronopathic) GD. It is typically characterized by clinical manifestations including anemia, thrombocytopenia, hepatosplenomegaly, bone lesions, and (in more severe forms) neurological impairment. However, less-commonly reported and often under-recognized manifestations exist, which potentially have a significant impact on patient outcomes. Greater efforts are needed to understand, recognize, and manage these manifestations.
    This review provides a synthesis of published information about three under-recognized GD manifestations (pulmonary involvement, lymphadenopathy, and Gaucheroma) and recommends diagnostic, management, and treatment strategies based on the available literature and author experience. The authors aim to raise awareness about these serious, progressive, and sometimes life-threatening conditions, which are often diagnosed late in life.
    Little is known about the incidence, pathophysiology, prognostic factors, and optimal management of pulmonary involvement, lymphadenopathy, and Gaucheroma in patients with GD. Enzyme replacement therapy (ERT) has shown limited efficacy for the prevention and treatment of these manifestations. More research is needed to evaluate the potential effect of substrate reduction therapy (SRT) with glucosylceramide synthase (GCS) inhibitors, and to develop additional approaches to treat these GD manifestations. Improvements in data collection registries and international data-sharing are required to better understand the impact of these manifestations on GD patients, help develop effective management strategies, and, ultimately, improve patient outcomes.
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  • 文章类型: Case Reports
    Soft-tissue masses are rarely seen in Gaucher disease. We previously reported a case of a 30-year-old patient with Gaucher disease type 3, receiving β-glucocerebrosidase enzyme replacement therapy (ERT), who presented with slowly enlarging masses infiltrated with Gaucher cells along her back. Substrate reduction therapy introduced in addition to ERT, resulted in significant reduction of the large masses.
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  • 文章类型: Journal Article
    背景:这项研究介绍了一名3岁的高雪氏病(GD)男孩,他接受了酶替代疗法(ERT)治疗19个月,并发展为多发性Gaucheroma。对文献进行了综述。
    方法:回顾医学图表和文献。一个15个月大的男孩贫血,血小板减少症,和肝脾肿大.酶测定和基因突变证实了GD。给予ERT。当男孩3岁的时候,腹部MRI发现多个肿块,活检显示Gaucheroma。我们回顾了20例GD患者的Gaucheroma和Gaucher细胞浸润性淋巴结病。
    结论:在定期治疗的GD患者中,Gaucheroma是一种罕见的疾病。该患者对加倍的ERT剂量反应较差。Gaucher患者需要进行影像学检查以检测Gaucheroma并确定其恶性程度。即使使用ERT治疗,也建议对所有GD患者进行定期检查。由于有可能发生恶化的变化,比如Gaucheroma.
    BACKGROUND: This study presented a 3 years old boy with Gaucher disease (GD) who was treated with enzyme replacement therapy(ERT) for 19 months and developed multiple Gaucheroma. The literature was reviewed.
    METHODS: The medical chart and literature were reviewed. A boy presented at the age of 15 months with anemia, thrombocytopenia, and hepatosplenomegaly. Enzyme assay and gene mutations confirmed GD. ERT was administered. When the boy was 3 years old, multiple masses were discovered from abdominal MRI and biopsy revealed Gaucheroma. We reviewed 20 GD patients with Gaucheroma and Gaucher cell infiltrated lymphadenopathies.
    CONCLUSIONS: Gaucheroma is a rare condition in regularly treated GD patients. This patient showed poor response to doubled ERT doses. The imaging studies are necessary for Gaucher patients to detect Gaucheroma and determine their malignancy. Regular checkups are recommended in all GD patients even with ERT treatment, due to the possibility of having a deteriorating change, like Gaucheroma.
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