ํ์‡„์„ฑ ์‹ฌ๊ทผ๊ฒฝ์ƒ‰ / Occlusion myocardial infarction

์ •์˜

Occlusion MI(OMI)๋Š” STEMI equivalent๋กœ๋„ ํ‘œํ˜„๋˜๋ฉฐ, ์ „ํ˜•์  STEMI ๊ธฐ์ค€์€ ๋งŒ์กฑํ•˜์ง€ ์•Š์•„๋„ NSTEMI ์ค‘ ์‹ค์ œ ํ˜ˆ๊ด€ ํ์‡„๊ฐ€ ์žˆ๋Š” ์ƒํƒœ๋กœ ์ •๋ฆฌ๋˜์–ด ์žˆ๋‹ค.

์ž„์ƒ ํ•ต์‹ฌ

์ž๋ฃŒ์—์„œ๋Š” OMI๊ฐ€ primary PCI ๋˜๋Š” tPA๊ฐ€ ํ•„์š”ํ•œ ๊ธ‰์„ฑ ๊ด€์ƒ๋™๋งฅ ํ์‡„ ์ƒํƒœ๋กœ ์„ค๋ช…๋˜์–ด ์žˆ๋‹ค. STEMI๋งŒ ์ฐพ์œผ๋ฉด ๋†“์น  ์ˆ˜ ์žˆ๋Š” ํ์‡„์„ฑ ๋ณ‘๋ณ€์„ ECG ํŒจํ„ด์œผ๋กœ ์˜์‹ฌํ•˜๋Š” ๊ฐœ๋…์ด๋‹ค.

์ง„๋‹จ

Precordial swirl์€ V1โ€“2 mild ST elevation๊ณผ V5โ€“6 mild ST depression์œผ๋กœ proximal LAD total occlusion์„ ์‹œ์‚ฌํ•œ๋‹ค๊ณ  ์ •๋ฆฌ๋˜์–ด ์žˆ๋‹ค. Northern OMI๋Š” aVR/aVL ST elevation ๋ฐ II, III, aVF ST depression ์–‘์ƒ์œผ๋กœ left main ๋˜๋Š” proximal LAD occlusion๊ณผ ์—ฐ๊ฒฐ๋œ๋‹ค. de Winter T waves๋Š” V1โ€“4 ST depression๊ณผ tall symmetric T wave๋กœ LAD occlusion ๊ฐ€๋Šฅ์„ฑ์„ ์‹œ์‚ฌํ•œ๋‹ค. Wellens syndrome์€ ํ‰ํ†ต ํ›„ ๋ฌด์ฆ์ƒ ์‹œ๊ธฐ V2โ€“V3์˜ biphasic T wave ๋˜๋Š” deep symmetric T wave inversion์œผ๋กœ proximal LAD stenosis ๊ฐ€๋Šฅ์„ฑ์„ ์‹œ์‚ฌํ•œ๋‹ค.

์น˜๋ฃŒ

์ „ํ˜•์  STEMI ๊ธฐ์ค€์„ ์ถฉ์กฑํ•˜์ง€ ์•Š์•„๋„ ๊ธ‰์„ฑ ํ์‡„๊ฐ€ ์˜์‹ฌ๋˜๋ฉด primary PCI ๋˜๋Š” ํ˜ˆ์ „์šฉํ•ด ์น˜๋ฃŒ๊ฐ€ ํ•„์š”ํ•œ ์ƒํƒœ๋กœ ์ œ์‹œ๋˜์–ด ์žˆ๋‹ค.

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