Purpose: To estimate the value of multislice spiral CT(MSCT) in the preoperative staging of ovarian malignancy.

目的：评价多层螺旋CT对卵巢恶性肿瘤术前分期的价值。

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Objective: To investigate the diagnostic role of multislice spiral CT (MSCT) in aortic intramural hematoma (AIH).

目的：评价多层螺旋CT（MSCT）在主动脉壁内血肿（AIH）诊断中的价值。

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Objective To evaluate the utility of multislice spiral CT angiography(MSCTA)in the diagnosis of aortic dissection.

目的评价多层螺旋CT血管造影（M SCTA）技术在主动脉夹层中的临床应用价值。

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