双语病例丨腹壁硬纤维瘤CT超声MR

History:A35-year-oldwomanpresentswithanabdominallump.Thepatienthasahistoryofcesareansectionandafamilyhistoryofbreastcancerandcoloncancer.

病史：35岁女性，发现腹部肿块；有剖腹产手术史，有乳腺癌及结肠癌家族史。

ACTscanoftheabdomenwasperformed.

行腹部CT扫描

ThepatientalsounderwentultrasoundandMRIexaminations.

患者也行超声及MRI检查。

T1-weightedvolumetricinterpolatedbreath-holdexamination(VIBE)fat-suppressed(FS)pre-andpostcontrastMRimages:

T1WI容积内插屏气检查(VIBE)脂肪抑制(FS)序列平扫及增强MR图像

T-weightedhalf-Fourieracquisitionsingle-shotturbospin-echo(HASTE)andHASTEFSMRimages:

TWI半傅里叶采集单发射快速自旋回波（HASTE）及HASTE压脂MR图像

T1-weightedVIBEFSpre-andpostcontrastMRimages:

T1WIVIBE压脂平扫及增强MR图像

Findings

CT:CTdemonstratesarightrectusabdominismusclesoft-tissuedensityovoidlesionmeasuringapproximately4.7x3.5x.3cm.

Ultrasound:Subcutaneoustissuesdemonstrateanovoidhypoechoicmasswithperipheralareasofincreasedechogenicitymeasuring3.6x3.5x..4cmwithsomeperipheralvascularity.

MRI:MRIdemonstratesa4.9x.3.7x.6-cmovoidlesionwithintherightrectusabdominiswithadditionalmorefocal.-cmlinearinferiorextension.ThelesionshowslowsignalonT1-weightedimaging,heterogenouslowsignalonT-weightedimagingdemonstratingheterogenousenhancement.Thereisnoextensionofthemassintothefattissuessuperficialtotheabdominisrectusfasciaortheintraabdominaltissuesdeeptotherectusfascia.

影像表现：

CT：右侧腹直肌见一大小约4.7x3.5x.3cm的卵圆形软组织密度肿物；

超声：皮下组织内见一卵圆形低回声肿物，外周区域回声增强并见外周血管；

MRI：右侧腹直肌卵圆形肿物，病灶局部呈线形向下延伸约.cm。T1WI上呈低信号，TWI上呈不均质低信号，增强扫描不均质强化。肿物未侵犯腹直肌浅侧的脂肪组织及深面的腹腔内组织。

Differentialdiagnosis

Desmoidtumor

Soft-tissuesar







































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