Compared with venous phase imaging, arterial phase imaging was noncontributory in all cases.

动脉期与静脉期比较，未提供肠壁、肠管外病变的更多信息。

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To achieve this both arterial and portal venous phase imaging should be employed where pelvic bleeding is suspected.

要达到此目的，动脉期和门静脉期成像应选取骨盆可疑出血处。

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There are three characteristics: 1. The tumour in arterial and venous phase appears with irregular stain of fluorescence;

其表现特征是瘤体动静脉期出现不规则的斑状荧光；

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