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99m Tc m锝
Main Outcome Measures: Primarily, the summed stress score, a 17-segment score for stress myocardial perfusion assessed by Tc-99m tetrofosmin single-photon emission computed tomography (SPECT).
主要观察指标：第一为总负荷评分，即使用Tc-99m单光子发射计算体层摄影（SPECT） 评估心肌灌注图像的17节段评分。
Purpose: The evaluation of repair of a segmental diaphyseal defect with the coralline hydroxyapatite (CHA) using 99m Tc MDP bone dynamic imaging.
目的：应用核素骨显像观察不同骨移植物对实验动物骨干缺损修复的动态过程，评价术后不同时期移植骨成活状态。
Regional cerebral blood perfusion showed by 99m-TC-HMPAO SPECT re-dueced in cerebella and occipital lobe, basilar ganglion and occipital-temporal regions in both groups.
脑SPECT显像显示两组在小脑、枕叶、基底节、颞枕区等区域血灌注减低。
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