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本题选C 肠结核病变以回盲部为主;克罗恩病病变多位于回肠远段;溃疡性结肠炎病变主要位于直肠和乙状结肠。

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\n \n 回复\n \n \n \n 0\n \n 2016-02-26 10:45:28
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