如果你发现你有严重的腹部疼痛、腹胀、恶心、发烧、寒战、或者直肠出血达半杯以上，请立刻联络你的外科医生。 在活组织检查后的几天都有可能出血。

It is important to contact your surgeon if you notice symptoms of severe abdominal pain, abdominal distension, nausea, fevers, chill, or rectal bleeding equal to more than half a cup.

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取下钉（刀）座（仓），可用于直肠的检视及活组织检查。

Taking off the pins granary, its cylindraceousstructure can be also used for rectoscopy and biopsy.

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