Portal vein was invaded in 3 cases and presented as infiltration, stegnosis or occlusion of the vein.
肿瘤
静脉3例，
现为脉侧壁浸润、脉缩窄或闭塞。
Portal vein was invaded in 3 cases and presented as infiltration, stegnosis or occlusion of the vein.
肿瘤静脉3例，现为脉侧壁浸润、脉缩窄或闭塞。
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