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冠脈cta:冠脈解剖(編輯修改稿)

2024-08-22 19:54 本頁(yè)面
 

【文章內(nèi)容簡(jiǎn)介】 Normal Anrtomy( LAD) Left Circumflex (LCX) ? Origin: Originating form LM in 9698% 52% separate ostium LCX origin form right sinus or RCA (%) ? Course:down distal left AV groove ? Branches obtuse marginal branches Left posteriorlateral: define by acute margin and supply PL wall Left posterior descending (if dominant) ? Critical issues dominance (1520%) ? 起點(diǎn): 9698%起源于 LM ? 52%單獨(dú)開(kāi)口 ? LCX起源于右冠竇或 RCA約 % ? 行程:沿著左房室溝下降 ? 分支:鈍緣支 左后外側(cè)支(營(yíng)養(yǎng)后外側(cè)壁) ? 左后降支 (左側(cè)優(yōu)勢(shì)) ? 關(guān)鍵問(wèn)題:左側(cè)優(yōu)勢(shì)( 15%20%) Normal Anatomy (LCX) Normal Anatomy (LCX) Ramus intermedius (中間支) Normal Right coronary artery (RCA) ? Origin: right sinus of valsalva (lower than LM) ? Anomalous form LSV =% ? Course: down distal right AV groove toward crux of heart ? Branches ? Right posterior descending (85%)
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