珍屯医学

标题: 壶腹部周围胃肠道间质瘤 (GIST) [打印本页]

作者: 大江    时间: 2024-11-15 15:00
标题: 壶腹部周围胃肠道间质瘤 (GIST)
介绍
缺铁性贫血。

患者数据
年龄:60岁
性别:女

CT
[attach]39465[/attach]
Axial C+
arterial phase

[attach]39466[/attach]
Axial C+ portal
venous phase

[attach]39467[/attach]
Sagittal C+
arterial phase

[attach]39468[/attach]
Coronal C+
arterial phase
动脉增强肿块位于胰头/十二指肠第二部分,位于壶腹部前方。无胰腺或胆管扩张。无淋巴结肿大。

MRI
[attach]39469[/attach]
Coronal
T2

[attach]39470[/attach]
Axial
T2

[attach]39471[/attach]
Axial T2
fat sat

[attach]39472[/attach]
Axial T1
in-phase

[attach]39473[/attach]
Axial T1
out-of-phase

[attach]39474[/attach]
Axial T1
fat sat

[attach]39475[/attach]
Axial T1 C+
fat sat (35s)

[attach]39476[/attach]
Axial DWI
(B800)

[attach]39477[/attach]
Axial T1 C+
fat sat (70s)

[attach]39478[/attach]
Axial
ADC
大壶腹部(内侧壁、下部 D2 段)区域增强中间 T2 信号团块,伴有轻度扩散受限。胰腺外观正常。胰腺分裂,主胰管通过圣托里尼管引流。无主胰管扩张。肝脏内有散在微小囊性病灶。

病例讨论
患者随后接受 EUS FNA 检查,最终诊断为胃肠道间质瘤 (GIST)。GIST 出血被认为是患者缺铁性贫血的原因。




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