【正文】
Gd Gd Gd Na Na Na Na Na K K K K K K K K K K Na Na Na Na intact cell membrane (viable myocardium) ruptured cell membrane (acute infarction) collagen matrix (chronic infarction) Na Na Na Na Na Na Gd Na Gd Gd Gd Gd Gd MRI 延遲高強化機制 Courtesy of Dr. Ray Kim PET vs ceCMR Diagnostic Accuracy Sensitivity Specificity n = 29 patients Mean LVEF = 32177。49:1178. n=36 三、存活心肌檢測的臨床意義 72 歲女性 ? 糖尿病 ? 心功能 NYHA class III ? LVEF 26% ? 左室中度擴大 ? 多支病變 ? 腎功能損害 ? 有 TIA史 72 yearold Woman Heart Failure ? 藥物 ? ? 負荷核素顯像 ? ? 存活心肌檢查 ? ? 冠狀動脈造影 ? ? 植入性裝置 ? 下一步處理? 72 歲女性 SPECT Sestamibi SA Stress Rest Apex Mid Base Stress Rest HLA VLA Gated SPECT LVEF = 27% 72 歲女性 Viability PET SA NH3 FDG Apex Mid Base NH3 FDG HLA VLA Before CABG – LVEF = 26% After CABG – LVEF = 45% 72 歲女性 Improvement (%) CP11163964 Di Carli M et al, Circulation 1995。 6% CP11735545 Revascularization Medical therapy