共查询到18条相似文献,搜索用时 78 毫秒
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患者女,46岁.入院5月前因不慎高处跌落致右膝关节肿胀,伴疼痛,现经治疗后右膝关节仍肿胀入院.查体:右膝关节肿胀,髌骨处压痛,无活动受限,无红肿、发热.X线片示:右髌骨轻度膨胀性改变,内见囊状骨质破坏区(图1).CT示:右髌骨内见稍低密度的膨胀性骨质破坏区,位于中央(图2),大小约3.4cm×2.0 cm×4.0 cm,骨壳菲薄,边界尚清,部分皮质中断、增厚及轻度硬化(图3).MRI示:右髌骨增大变形,内见不均匀长T1长T2信号影,并可见少许液-液平面(图4,5),T2 WI抑脂序列呈多房状高信号影,内见低信号骨性或纤维性分隔,(图6).持续硬脊膜外麻醉下行右髌骨肿瘤刮除十骨水泥填充术,术中所见:右髌骨内可见淡黄色肿瘤组织,皮质破损,关节面处未见明显破坏.术后病理诊断:(右髌骨)骨巨细胞瘤合并动脉瘤样骨囊肿. 相似文献
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患者男,10岁。父母偶然发现其左肩部肿块,质软,无疼痛及其他不适。查体:左肩胛部肿物大小约5cm ×5cm ,柔软固定,边界清楚,未闻及血管杂音。左肩关节活动正常。实验室检查无异常。X线片:左肩胛骨见椭圆形膨胀性囊样骨破坏(图1);CT片:左侧肩胛骨局部见椭圆形膨胀性骨质破坏缺损,最大截面约4cm ×3cm ,其内填充略低密度灶(图2),边缘见骨壳包裹,边界清楚;MR片(图3A~3C)示:左侧肩胛骨区呈膨胀性不规则的混杂信号,T1呈低信号,低层局部见略高信号,T2呈高信号,低层呈相对低信号,可见“液-液”平面;肿块边界清楚,其内可见长T1、短T2的分隔,增强扫描病灶内分隔明显强化,诊断:考虑动脉瘤样骨囊肿。病理活检(图4)诊断:动脉瘤样骨囊肿。 相似文献
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男,28岁.左侧胸部不适数年,近3月局限性疼痛,肿胀、压痛明显加重,病情发展较快.体检:左侧胸部第10后肋处局部隆起,可扪及包块,质硬,肋骨受累.肺部听诊,未闻及干湿啰音.胸部X线检查:左侧第10后肋沿骨的长轴呈囊状膨胀,囊内有淡而粗的皂泡状结构阴影.骨皮质变薄,边缘清晰锐利并伴有硬化,X线诊断意见:左侧第10后肋骨动脉瘤样骨囊肿. 相似文献
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动脉瘤样骨囊肿为一种少见的良性骨病。现将我院遇到的1例报告如下。患者女,28岁。1年前自觉右肘钝疼,去当地医院就诊,行X线拍片检查诊断为右尺骨近端慢性骨感染,经长期抗炎治疗无效前来我院就诊。查体。右尺骨鹰嘴后方表皮稍红肿,轻压痛,但肘关节屈伸功能尚正... 相似文献
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肋骨动脉瘤样骨囊肿1例 总被引:1,自引:0,他引:1
1.病理报告 男28岁。左侧胸部不适数年,近3个月局限性疼痛,肿胀、压痛明显加重;病情发展较快。体检:左侧胸部第10后肋骨处局部隆起,可扪及包块,质硬,肋骨受累。肺部听诊,未闻及干湿罗音。胸部X线检查:左侧第10后肋骨沿骨的长轴呈囊状膨胀,囊内有淡而粗的皂泡状结构阴影。骨皮质变薄,边缘清晰锐利并伴有硬化。X线诊断意见:左侧第10后肋骨动脉瘤样骨囊肿。 相似文献
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颅骨动脉瘤样骨囊肿1例报告湖南怀化市人民医院放射科潘荣贵颅骨动脉瘤样骨囊肿少见,笔者遇见一例报告如下:女性,28岁,左额前发际处局限性骨性凸起约一年,偶头痛,梳理触摸时有痛感而就医,无其它全身不适。X线检查:颅骨正侧位示额顶稍偏左见一局限性骨质破坏区... 相似文献
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J Braun J N Guilburd B Borovich D Goldsher H Mendelson H Kerner 《Journal of computer assisted tomography》1987,11(5):880-883
A case of aneurysmal bone cyst arising from the lower occipital squama with intracranial extension is presented. The case is unique in that the cyst showed fluid levels on CT. Another peculiarity of this case was postoperative recurrence. 相似文献
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J. Ghekiere E. Geusens L. Lateur I. Samson R. Sciot A. L. Baert 《European radiology》1998,8(6):992-995
A case of chondroblastoma of the patella combined with an aneurysmal bone cyst is presented. Chondroblastoma of the patella
is an uncommon, benign neoplasm. On the other hand, secondary aneurysmal bone cyst is frequently associated with giant cell
tumour of chondroblastoma.
Received 15 July 1997; Revision received 6 November 1997; Accepted 13 November 1997 相似文献
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目的:分析脊柱动脉瘤样骨囊肿的CT、MRI表现,提高对该病的CT、MRI诊断和鉴别诊断。方法:回顾性分析经临床病理证实的12例脊柱动脉瘤样骨囊肿的CT、MRI表现。结果:12例脊柱动脉瘤样骨囊肿患者中颈椎3例,胸椎6例,腰椎3例;单独椎体侵犯1例,单发于椎板2例,同时累及椎体及附件者9例。CT表现局限性囊状或膨胀性骨质破坏,边界清晰,内可见分房骨嵴影,4例可见内部多发液一液平面影。MRI示膨胀性溶骨性破坏灶周围可见低信号影包绕,病灶内呈多发分房状改变,T1WI呈不均匀低/等信号;T2WI呈数个大小不等的高/等信号囊腔,10例可见不同信号强度的液一液平面影。增强扫描可见囊腔周缘明显强化,腔内出血和液体无强化。结论:脊柱动脉瘤样骨囊肿CT、MRI表现具有一定的特征性,能够做出正确诊断。 相似文献
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Summary Aneurysmal bone cyst occurring within the calvarium is uncommon. We report a case presenting as an intracranial space-occupying lesion. Fluid levels within a lesion on CT is very suggestive but inconstant. The theory of a pre-existing lesion is noted. 相似文献
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Siham Nasri Karim Haddar Leila Haddar Imane Guerrouj Ranya Aqamour Omar Agoumi Abdelkarim Daoudi Narjiss Aichouni Imane Kamaoui Imane Skiker 《Radiology Case Reports》2022,17(11):4079
Aneurysmal bone cyst (ABC) is a benign bone tumor affecting mainly children and young adults. It occurs in the metaphysis of the long bones. The scapula is a very rare location. Imaging may be highly suggestive of ABC in cases of an osteolytic, expansive, and hemorrhagic lesion with fluid-fluid levels and thin septa. The diagnosis must systematically be confirmed by performing a biopsy, in order to adopt the best therapeutic strategy. There are several therapeutic means, but wide resection remains the gold standard. The evolution is very variable and can go from spontaneous healing to recurrence with the destruction of the bone. We report a rare case of aneurysmal bone cyst of the scapula in a young patient. 相似文献
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原发性与继发性动脉瘤样骨囊肿CT表现 总被引:5,自引:0,他引:5
目的评价CT对诊断与鉴别原发性与继发性动脉瘤样骨囊肿的价值。方法回顾性分析9例经手术病理证实原发性与继发性动脉瘤样骨囊肿的CT征象,并进行献复习。结果9例患中骨皮质缺损征象出现率(67%)高于“液一液平面”出现率(44%)。继发性动脉瘤样骨囊肿骨嵴明显粗大,可构成分房。9例病灶内呈不均匀软组织密度,增强后强化明显。结论CT检查有助于动脉瘤样骨囊肿早期定性诊断,并有助于鉴别原发性与继发性病灶。 相似文献
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Christian Burgos-Sanchez Scott Kristenson Scott Walton Roy Thomas Brian Boldt 《Radiology Case Reports》2022,17(10):3466
Aneurysmal bone cysts (ABC) are rare in the paranasal sinuses. They are benign expansile multicystic masses containing blood-filled spaces which typically occur in the long bones of pediatric patients. The lesion often produces symptoms due to the compression of adjacent structures or pathological fracture and depends on localization. In this case report, we discuss a 28-year-old female who presented with left-sided headache, left eye proptosis, and diplopia. Radiologic evaluation revealed a left paranasal sinus expansile multicystic mass with internal blood fluid levels displacing and thinning the left medial orbital wall which suggested the diagnosis of ABC. Radiologists should be familiar with and comfortable diagnosing ABC in the head and neck, and be able to differentiate this entity from others, such as telangiectatic osteosarcoma. Biopsy can be challenging since blood products may be the only material identified and may produce tissue that is difficult to interpret or misdiagnosed. 相似文献
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Juxtaepiphyseal aneurysmal bone cyst 总被引:2,自引:0,他引:2
R. Capanna M.D. D. S. Springfield M.D. R. Biagini M.D. P. Ruggieri M.D. A. Giunti M.D. 《Skeletal radiology》1985,13(1):21-25
Nine cases of aneurysmal bone cyst arising in juxtaepiphyseal locations with gross invasion of the adjacent growth plate are reported. In five of these patients an abnormality of growth, due to premature fusion of the affected growth plate, ultimately developed. Treatment of these lesions should attempt to avoid this complication, which appears to be more common than has been appeaciated in the past. These nine cases represent 23% of 39 cases of aneurysmal bone cyst occurring in a long bone adjacent to an open epiphyseal plate. This series was extrapolated from a total of 198 cases of aneurysmal bone cyst in the files of the Istituto Ortopedico Rizzoli, Bologna, Italy. 相似文献