卵泡膜细胞瘤—纤维瘤组肿瘤的超声表现和病理特点分析

  • 格式:doc
  • 大小:28.00 KB
  • 文档页数:7

龙源期刊网

卵泡膜细胞瘤—纤维瘤组肿瘤的超声表现和病理特点分析

作者:王艳华 张帆 贺立新 郑健

来源:《中国医药导报》2016年第34期

[摘要] 目的 探讨卵巢卵泡膜细胞瘤-纤维瘤组肿瘤(OTFG)的二维及彩色多普勒超声表现及病理特点。 方法 回顾分析2010年1月~2014年12月内蒙古医科大学附属医院及内蒙古自治区人民医院收治的82例OTFG患者的超声表现,并与病理资料对照分析。 结果 82例患者OTFG均边界清晰,包膜完整,呈圆形或类圆形。检出实性肿块63例,其中41例(65.08%)为低回声,18例(28.57%)为等回声,4例(6.35%)为高回声。囊实性肿块19例(23.17%)。24例(29.27%)肿瘤内部未探及彩色多普勒血流信号,56例(68.29%)探及少许血流信号,2例(2.44%)探及较丰富血流信号。超声诊断误诊13例(15.85%)。超声表现为均匀低回声型误诊为子宫浆膜下肌瘤7例,阔韧带子宫肌瘤4例;超声表现为囊实性回声型误诊为卵巢癌2例(2.44%)。 结论 OTFG的超声表现有一定特征性,超声结合临床对其具有诊断价值。

[关键词] 卵泡膜细胞瘤-纤维瘤组肿瘤;彩色多普勒;超声检查;病理特点

[中图分类号] R73 R71 [文献标识码] A [文章编号] 1673-7210(2016)12(a)-0013-04

Ultrasonographic appearance and pathologic feature of ovarian theca-fibroma group

WANG Yanhua1 ZHANG Fan2 HE Lixin1 ZHENG Jian3

1.Department of Ultrasound, the First Affiliated Hospital of Inner Mongolia Medical

University, Inner Mongolia Autonomous Region, Huhhot 010050, China; 2. Department of

Pathology, the People's Hospital of Inner Mongolia Autonomous Region, Inner Mongolia

Autonomous Region, Huhhot 010050, China; 3. Department of Gynaecology and Obstetrics,

the First Affiliated Hospital of Inner Mongolia Medical University, Inner Mongolia Autonomous

Region, Huhhot 010050, China

[Abstract] Objective To evaluate the ultrasonographic appearances and pathologic features of

patients with ovarian theca-fibroma group (OTFG). Methods From January 2010 to December

2014, ultrasonographic appearances and pathologic features of 82 patients with OTFG in the First

Affiliated Hospital of Inner Mongolia Medical University and the People's Hospital of Inner Mongolia

Autonomous Region were researched by retrospective analysis. Results 82 cases with OTFG were

characterized by clear border, complete capsule and cycio- or quasi-circular. Moreover, there were

63 cases ovarian theca-fibroma tumors as solid masses, including 41 cases (65.08%) of

hypoecho, 18 cases (28.57%) of iso-echoic and 4 cases (6.35%) of hyper-echoic, and 19 龙源期刊网

(23.17%) ovarian theca-fibroma tumors as complex masses. There were no obvious CDFI signal in

24 cases (29.27%) and less CDFI signal inside the masses in 56 cases (68.29%), only 2 cases

(2.44%) were full of plenty CDFI signal inside the mass. In addition, 13 cases (15.85%) were

ultrasonic misdiagnosis, including 7 cases were misdiagnosed as subserous myom of uterus and 4

cases of broad lgament hysteromyoma, while 2 cases (2.44%) were misdiagnosed as ovrian

cancer. Conclusion The ultrasonographic appearances of ovarian theca-fibroma has a certain feature

and a useful diagnostic value which combined with clinical data.

[Key words] Ovarian theca-fibroma group; Color doppler; Ultrasonography; Pathologic

features

卵巢卵泡膜细胞瘤-纤维瘤组肿瘤(ovarian thecoma-fibroma group,OTFG)来源于原始性腺中的性索及间质组织的卵巢性索间质肿瘤(ovarian sex gonad stromal tumor,OSGST),是最常见的性索间质肿瘤,占所有卵巢肿瘤的1.0%~4.0%[1-3]。OTFG是卵泡膜细胞瘤老化时纤维组织增加形成含有卵泡膜细胞和纤维组织两种成分的肿瘤,包括纤维卵泡膜瘤、卵泡膜纤维瘤、纤维瘤和硬化性纤维瘤等[4-5]。由于其在临床症状上缺乏特异性,故术前常不能明确超声诊断或误诊[6-7]。本研究回顾性分析82例卵巢卵泡膜细胞瘤-纤维瘤组肿瘤患者的相关资料,分析其超声声像图及临床特点,提高对该疾病的认识、诊断及治疗。

1 资料与方法

1.1 一般资料

收集2010年1月~2014年12月在内蒙古医科大学附属医院及内蒙古自治区人民医院行超声检查,并经手术及病理确诊的OTFG患者82例,年龄32~76岁,平均(54.15±8.49)岁,其中43例已绝经,绝经时间1~26年,平均(13.5±6.8)年。临床主要表现为下腹胀痛不适、月经紊乱或不规则阴道流血;部分患者无症状,妇科检查发现盆腔肿块。妇科检查时于附件区扪及直径边界清楚、活动性好的肿块。所有病例完善相关检查后行腹腔镜术或剖腹术切除肿瘤,并取得病理结果。

1.2 检查方法

采用Philips iu22、GE730等彩色多普勒超声诊断仪,术前行腹部和/或阴道超声检查,腹部探头频率为3.5~5 MHz,腔内探头频率为7~9 MHz。按照常规流程对子宫及双附件进行检查,记录肿瘤部位、大小、形态、内部回声、后方有无回声衰减、毗邻关系、腹水及彩色血流等情况,将肿块血流信号丰富程度分为4级[8]:0级,病灶内未见血流信号;Ⅰ级,少量血流,可见1~2处点状血流;Ⅱ级,中量血流,可见1条主要血管或几条小血管;Ⅲ级,丰富血流,可见4条以上血管或血管交织成网状。

1.3 统计学方法 龙源期刊网

应用SPSS 13.0统计软件对实验数据进行统计学分析。计数资料比较用χ2检验,以P <

0.05为差异有统计学意义。

2 结果

2.1 一般情况

82例患者中,发生单侧卵巢病变78例(左侧42例,右侧36例),占95.1%;双侧卵巢病变4例。发生绝经后病变43例,占52.4%。肿瘤大小为3~28 cm。合并症:51例未探及明显腹水回声;28例见少量腹水回声,其中3例合并少量胸水(即Meigs综合征),1例右侧胸腔积液为卵泡膜纤维瘤,2例左侧胸腔积液为卵泡膜细胞瘤;3例见大量腹水回声。患者合并子宫肌瘤者5例,合并黄体出血者3例,合并卵巢浆液性囊腺瘤者2例,合并绝经后子宫内膜增厚者4例。52例进行肿瘤血清标志物检测,其中CA125升高13例,CA199升高8例,AFP升高5例,其余患者均正常。

2.2 超声特点

实性肿瘤63例(76.83%),囊实性肿瘤19例(23.17%)。

实性肿瘤内部回声均匀或欠均匀,其中低回声41例(65.08%),等回声18例(28.57%),高回声4例(6.35%);肿瘤呈圆形或类圆形,边界清楚,形态规整或呈小分叶状。肿瘤后方回声可增强或衰减,其中增强者22例(34.92%),增强衰减混合者10例(15.87%),衰减者31例(49.21%)。

囊实性肿瘤可分为以囊性为主者和以实性为主者。以囊性为主者可单房或多房,形状规则或不规则,囊壁及其内分隔薄厚不均,囊壁无结节回声,囊液清晰或充满点状回声。以实性为主者囊腔通常较小,位于肿瘤边缘,囊性部分比例小于1/3,实性部分回声不均匀。肿瘤后方回声以增强为主12例(63.16%),部分呈增强衰减混合7例(36.84%)。

彩色多普勒显像显示,24例(29.27%)肿瘤内部未探及彩色多普勒血流信号,56例(68.29%)探及少许血流信号,2例(2.44%)探及较丰富血流信号。见图1(封四)。

2.3 病理结果

巨检结果显示,82例肿瘤术中包膜均完整, 最大径3~28 cm,表面光滑或呈结节状,与周围组织无粘连。其中63例(76.83%)实性肿块,切面呈灰白色或黄白相间,内部质地硬或韧,呈结节及漩涡状,局部有刀阻感;19例(23.17%)为囊实性,实性区同上,囊性区为单房或多房,囊内含清亮至褐色浆液性液,内壁光滑或略粗糙。