肠套叠的类型以回结型最多，油炸面圈征或靶环征是肠套叠的特征性超声表现；
The most popular type of intussusceptions is circle-linked. The ultrasound exam shows the characteristics of doughnut or target loop.
结果9例肠扭转诊断均正确，主要征象有肠管的“漩涡征”(6例)和血管的“漩涡征”(9例)、“靶环征”(2例)、“鸟喙征”(6例)。
Results All the 9 cases were diagnosed accurately, the main signs were "whirlpool" of intestine (6 cases) and vessels (9 cases), "target loop" (2 ca ses), "beak" (6 cases).
VX2肝癌在T2WI上可显示“瞳孔征”、“靶环征”和“点彩征”非均质性信号特征，组织学上为存活肿瘤组织和坏死组织特征性分布的结果；
The "pupil", " target " and " dot and color " signs shown on T2WI of the VX2 hepatic carcinomas were resulted from characteristic distribution of cancerous tissue and necrosis.
结果直接征象：“靶样征”7例，“脐凹征”2例，“环圈征、息肉样征”4例；
Results Direct signs:"target sign"(7 cases), "notch sign"(2 cases), "ring or halo sign"and "polypoid sign"(4 cases).
结果直接征象：“靶样征”7例，“脐凹征”2例，“环圈征、息肉样征”4例；
Results Direct signs:"target sign"(7 cases), "notch sign"(2 cases), "ring or halo sign"and "polypoid sign"(4 cases).
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