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Appendicitis

World journal of radiology 2011 28;3:85-91
Acute appendicitis ์ผ€์ด์Šค์™€ ๊ด€๋ จ learning issue์ž…๋‹ˆ๋‹ค.
๋ง‰์ฐฝ์ž๊ผฌ๋ฆฌ์—ผ์˜ CT criteria๋Š” ์•„๋ž˜์™€ ๊ฐ™์Šต๋‹ˆ๋‹ค.
Main CT criteria for acute appendicitis
1.
Periappendiceal inflammatory changes
2.
Appendiceal dilatation with a diameter >6mm
3.
Wall thickening >3mm
Less specific signs may be associated with appendicitis:
1.
Appendicolith
2.
Periappendiceal reactive nodal enlargement
๊ทธ๋Ÿฌ๋‚˜ ๋ง‰์ฐฝ์ž๊ผฌ๋ฆฌ์—ผ์„ CT๋งŒ์œผ๋กœ ์ง„๋‹จ ๋‚ด๋ฆฌ๋Š” ๊ฒƒ์€ ๊ถŒ์žฅ๋˜์ง€ ์•Š๋Š”๋ฐ, ์ •์ƒ์ธ ์‚ฌ๋žŒ์˜ 20%์—์„œ๋„ ๋ง‰์ฐฝ์ž๊ผฌ๋ฆฌ์˜ ์ง๊ฒฝ์ด 7mm์„ ๋„˜๊ฑฐ๋‚˜ ๋ง‰์ฐฝ์ž๊ผฌ๋ฆฌ์˜ ๋‘๊ป˜๊ฐ€ 3mm๋ฅผ ๋„˜๋Š” ๋“ฑ ์œ„์–‘์„ฑ์˜ ๋นˆ๋„๊ฐ€ ๋†’๊ธฐ ๋•Œ๋ฌธ์ž…๋‹ˆ๋‹ค.
์ผ€์ด์Šค ํ™˜์ž์˜ CT ์˜์ƒ์„ ๋ณด๋ฉด retrocecal position์— ์œ„์น˜ํ•œ appendix๊ฐ€ ์•ฝ 1.4cm๋กœ dilatation ๋˜์–ด์žˆ์œผ๋ฉด์„œ ์ฃผ๋ณ€์— fat infiltration๋˜์–ด์žˆ๋Š” ์–‘์ƒ์„ ํ™•์ธํ•  ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค. Wall ์—ญ์‹œ 3mm๋ณด๋‹ค ๋‘๊ป๊ฒŒ thickening๋œ appendicitis์˜ ์†Œ๊ฒฌ์ž…๋‹ˆ๋‹ค.
ํ™˜์ž์˜ ๊ฒฝ์šฐ retrocecal position์— ์œ„์น˜ํ•œ appendicitis์ด๊ธฐ ๋•Œ๋ฌธ์— McBurney point ๋ณด๋‹ค ์ƒ๋ถ€์—์„œ ์••ํ†ต์„ ํ˜ธ์†Œํ•  ๊ฒƒ์œผ๋กœ ์˜ˆ์ƒ๋˜์—ˆ์œผ๋‚˜, ์‹ ์ฒด ์ง„์ฐฐ ๊ฒฐ๊ณผ Mcburney point์—์„œ ๊ฐ€์žฅ ์‹ฌํ•œ ํ†ต์ฆ์„ ํ˜ธ์†Œํ–ˆ์Šต๋‹ˆ๋‹ค. (ํ™˜์ž ์ง„์ฐฐ ์˜์ƒ ์ฐธ์กฐ)