The rates of detection with IVUS were more than those with CAG for calcified lesion, eccentric lesion, diffuse lesion and lesions in left main trunk and bifurcation(P<0.05).

IVUS对离心性、钙化、左主干、分叉部位和弥漫性病变的检出率显著高于CAG（P< 0 .0 5 ）。

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Ct is useful in evaluating the calcified matrix so characteristic of this lesion. This is reported to be seen in about 70% of cases.

CT在显示特征性的钙化上很有用，据报道有70%的病例会出现钙化。

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