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Lung Contusion

1. Pulmonary contusion ์˜ Radiograph features
์ด๋Š” ํ ์กฐ์ง์— ์žˆ๋Š” ๋ชจ์„ธํ˜ˆ๊ด€๋“ค์— ๊ฐ€ํ•ด์ง„ ์ถฉ๊ฒฉ์œผ๋กœ ์ธํ•ด์„œ, ์ƒ๊ธฐ๋Š” ์ถœํ˜ˆ๊ณผ ์ฒด์•ก์œผ๋กœ ์ธํ•ด์„œ ํ์กฐ์ง์œผ๋กœ ์•ก์ฒด๊ฐ€ ์ฐจ๊ฒŒ ๋œ๋‹ค.
์ด๋Š” ํ์—์„œ์˜ ๊ธฐ์ฒด๊ตํ™˜์„ ๋ฐฉํ•ดํ•˜๊ณ  ์‚ฐ์†Œ ํฌํ™”๋„๋ฅผ ์ €ํ•˜์‹œํ‚ค๊ฒŒ ๋œ๋‹ค.
ํ์— ์ง์ ‘ ์ƒ์ฒ˜๊ฐ€ ๋‚˜๋Š” pulmonary laceration๊ณผ๋Š” ๋‹ค๋ฅด๊ฒŒ pulmonary contusion์˜ ๊ฒฝ์šฐ์—๋Š” ํ์กฐ์ง์— ๋ฒ ์ธ ์ž๊ตญ์ด๋‚˜ ์ฐข์–ด์ง„ ๋ถ€๋ถ„์€ ์กด์žฌํ•˜์ง€ ์•Š๋Š”๋‹ค.
Pulmonary contusion์€
nonsegmental coarse ill-defined crescentic opacification of lung parenchyma without cavitation์„ 50%์—์„œ ๋ณด์ด๊ณ 
amorphous opacification of lung parenchyma๋ฅผ 45%์—์„œ ๋‚˜ํƒ€๋‚ธ๋‹ค.
์ฃผ๋กœ ํ์˜ uniformly non-opacified subpleural portion์˜ ๋ฐ”๊นฅ์ชฝ 1~2mm์—์„œ subpleural sparing์ด ๋‚˜ํƒ€๋‚˜๊ฒŒ ๋œ๋‹ค.
๋งŒ์•ฝ 72์‹œ๊ฐ„๋ณด๋‹ค ์˜ค๋žœ ์‹œ๊ฐ„๋™์•ˆ pulmonary contusion์ด ๋‚˜ํƒ€๋‚˜๋Š” ๊ฒฝ์šฐ์—๋Š” aspiration, pneumonia, ARDS๋ฅผ ๊ฐ๋ณ„ํ•ด์•ผ ๋œ๋‹ค.