Dorsal Epidural Disc Migration, Intradural disc herniation, Discal cyst, Schmorl node, CSF leak, Intracranial hypotension, Calcified discitis โ ๋๋ฌธ ์ถ๊ฐํ ๋ณ๋ณ -1 (ํ๋ฐฉ ์ ์๋ ์ถ๊ฐํ ํ์ถ์ฆ)/ Dorsal Epidural Disc Migration โ ๋๋ฌธ ์ถ๊ฐํ ๋ณ๋ณ -2 (๊ฒฝ๋ง ๋ด ์ถ๊ฐํ ํ์ถ์ฆ)/Intradural lumbar disc herniation โโ ๋๋ฌธ ์ถ๊ฐํ ๋ณ๋ณ -3 (์ถ๊ฐํ ๋ญ์ข ) /Discal cystI โ ๋๋ฌธ ์ถ๊ฐํ ๋ณ๋ณ -4 (๊ธ์ฑ ์ฌ๋ชจ๋ฅผ ๊ฒฐ์ , ์ถ๊ฐํ ์์๋ถ ์ธก๋ฐฉํ์ถ์ฆ) /Acute Schmorl nodeโโ ๋๋ฌธ ์ถ๊ฐํ ๋ณ๋ณ -5 (๋์ฒ์์ก ๋์ /๋๊ฐ..