To retrospectively analyze the imaging findings of fetal intestinal obstruction diagnosed by MRI and compare with postnatal surgery findings.

中文翻译：

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胎儿 MRI 显示胎儿肠梗阻。

回顾性分析MRI诊断的胎儿肠梗阻影像学表现，并与产后手术结果进行比较。