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神经鞘瘤病是一种以皮肤多发性神经鞘瘤伴中枢神经系统肿瘤及神经系统多种缺陷为主要特征的良性肿瘤,临床上十分罕见,本文报告1例神经鞘瘤病。患者男,15岁。出生时即发病。主要表现为全身皮肤相继出现结节、肿块并逐渐增大。体格检查发现右耳听力丧失,伸舌右偏;右侧小腿及足底肌肉萎缩。颅脑CT检杏示右侧颅中窝有一占位性病变。皮肤组织病理学检查为典型的神经鞘瘤。免疫组化染色示瘤细胞肌动蛋白(actin)阴性、S-100阳性、波形蛋白(vimentin)阳性。根据患者皮肤多发性神经鞘瘤伴中枢神经系统肿瘤、神经系统缺陷诊断为神经鞘瘤病。 相似文献
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患者男,13岁。因皮肤结节、腰及右下肢疼痛11年来本院就诊。患儿2岁后第一腰椎左旁处皮肤出现一黄豆大小皮色结节,触之柔软,无压痛。结节逐渐增大如小鸡蛋大。之后随年龄增长,躯干相继出现米粒至小核桃大小类似结节。近2年较大的结节偶有疼痛,但触痛均较明显。近3个月开始出现腰及右下肢持续性疼痛,阵发性加剧。同时背部最早出现的结节明显增大,且结节表面出现6个绿豆至黄豆大小发亮的囊肿性损害。出生时患有唇腭裂。有时耳鸣,自觉左耳听力较右耳差。学习成绩中等,无癫痫史。患儿身高125cm,体型瘦小。家族中无类似病例,父母非近亲结婚。 相似文献
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患者男,55岁。发现右上肢肿块20年,轻微疼痛1年。肿物质韧,轻压痛,边界清,可随神经轴向两侧移动而不能上下移动。皮肤颜色及皮温无改变。组织病理示:疏松的Schwann细胞排列混乱,结缔组织呈细网状。诊断为神经鞘瘤。 相似文献
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<正>患者男,64岁,足趾肿块20年。患者20年前无明显诱因左足第三趾背侧出现一米粒大肿物,渐增大,无自觉症状。近1年来增大明显,伴轻微疼痛,遂于2017年6月1日来我科门诊就诊。既往史、个人史及家族史无特殊。体格检查:一般情况好,各系统检查均正常。皮肤科检查:左足第三趾背部可见一淡红色3.0 cm×2.5 cm×1.5 cm肿物,境界清楚,基底部宽,覆盖大部分甲板(图1A),质韧,轻压痛,皮温无改变。身体其他部位未见类似肿块。予趾部神经根阻滞麻醉下完整取出肿块。肿块呈多结节状,表面光滑、无蒂、有完整的包膜,质地中等。皮损组织病理检查:皮下散在分布多个大小、形态不一的肿瘤细胞团块,其周围有完整的包膜。瘤细胞梭形或波浪状,呈栅栏状、漩涡状排列,可见verocay小体(图2)。免疫组化:S-100蛋白(+)(图3),神经胶质细胞原纤维酸性蛋白(GFAP)(+),CD34(-),增殖核抗原(Ki-67)(-),平滑肌肌动蛋白(SMA)(-)。诊断:足趾丛状神经鞘瘤。术后12 d拆线,切口一期愈合。随访2年无复发(图1B)。 相似文献
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目的:探讨丛状神经鞘瘤(PS)临床及组织病理学特点。方法:回顾性分析10例PS患者临床表现及组织病理学特点,并进行文献复习。结果:10例患者中女7例,男3例;发病年龄1~58岁。皮损单发者9例,多发者1例。皮损位于躯干者7例,上肢者2例,躯干及四肢均累及者1例。所有患者皮损表现为单发光滑的丘疹(2例)、多个光滑丘疹融合成的斑块(2例)、外生性结节(2例)、褐色丘疹(3例)及褐色斑块(1例)。1例并发神经纤维瘤病Ⅰ型(NF1),1例并发神经纤维瘤病Ⅱ型(NF2)。所有患者皮损组织病理均示真皮或皮下可见丛状分布的具有包膜的肿瘤团块,肿瘤团块内细胞形态以Antoni A型为主,可见特征性的Verocay小体,可见个别核分裂象或轻度异形性,肿瘤团块内或间质中可有黏液。免疫组化示肿瘤团块内S-100蛋白弥漫性阳性,神经丝蛋白(NF)阴性。结论:PS是神经鞘瘤中罕见的类型,好发于躯干及双上肢,其临床表现缺乏特征性,诊断主要依靠皮损组织病理及免疫组化检查。 相似文献
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Multiple schwannomas have frequently been seen in patients with neurofibromatosis. Recently, the association of multiple cutaneous schwannomas, central nervous system tumors, and various neurologic deficits has been described in Japanese patients as a condition called schwannomatosis. We describe the first non-Japanese cases of schwannomatosis and compare and contrast this unusual condition with the well-known variants of neurofibromatosis. We conclude that the features of schwannomatosis are distinct and define a condition that does not fit into the current classification scheme of neurofibromatosis. The occurrence of multiple cutaneous schwannomas in the absence of cardinal features of neurofibromatosis may indicate the presence of central nervous system tumors or various neurologic deficits. 相似文献
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Ana M. Giménez-Arnau Adolf Pou-Serradell José G. Camarasa 《Journal of the European Academy of Dermatology and Venereology》1992,1(4):269-279
Four patients (three women and one man) suffering from multiple subcutaneous, painful, nodular tumors, diagnosed as multiple schwannomas of peripheral nerves (MCN), are presented. Two had radicular and VIII cranial nerve schwannomas associated with meningioma. The other two patients had only MCN. These cases were obtained from a prospective study of 30 patients with clinical criteria of neurofibromatosis (NF). The main inclusion criteria were pathological nuclear magnetic resonance (3). In 19 cases histological studies of internal neurological tumors were carried out. The four cases reported here presented fewer than six 'café au lait' spots. No hereditary background was demonstrated in these patients. Clinical and genetic investigations were insufficient to affirm that MCN or schwannomatosis is a new entity or a new form of NF. Sporadic cases of NF-2 appear more often than has been admitted before and these non-inherited forms appear to be in cases associated with MCN. 相似文献
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Pachydermodactyly (PDD) is a rare, benign form of digital fibromatosis and this is characterized by asymptomatic soft tissue swelling that affects the lateral aspects of the proximal interphalangeal (PIP) joints of the fingers. Although the etiology of PDD is unknown, the possibility of repetitive minor trauma by habitual or compulsive habits of interlacing the fingers or rubbing of the fingers has been suggested as a cause by several authors. We experienced a 14-year-old boy who was diagnosed as having PDD by the clinical manifestations and this was supported by a radiological study and the routine laboratory tests. He also had the habit of repetitively manipulating his hands when feeling emotional distress. PDD sometimes can be misdiagnosed as a rheumatic condition. Although an unusual disorder, PDD should be considered in the differential diagnosis of patients who present with digital bulbous swelling. 相似文献
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患者男,21岁。头面部回状头皮伴脂溢、多汗,双手指、足趾增大3年。患者临床表现为皮肤增厚、杵状指/趾。实验室检查正常。X线片示:双手及足骨皮质增厚。诊断:骨膜增生厚皮症。 相似文献
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患者女,50岁。左侧背部反复出现水疱,破溃、结痂8年。左侧C_7~T_6触觉迟钝,痛、温觉减退。MRI示:小脑扁桃体下端变尖,疝入椎管内,颈髓中央管扩张。诊断:脊髓空洞症,ChiariⅠ畸形。 相似文献