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Epidural compression Syndrome

Epidural compression syndrome

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Spinal cord compression, Cauda equina syndrome, Conus medullaris syndrome์„ ์ด์นญํ•˜๋Š” ์šฉ์–ด
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Complete epidural compression ์ง„๋‹จ์€ ๊ฐ€๋Šฅํ•˜์ง€๋งŒ, ์กฐ๊ธฐ ์ฆ์ƒ๊ณผ ์ง•ํ›„๋กœ ์ง„๋‹จํ•˜๋Š” ๊ฒƒ์ด ์–ด๋ ค์›€
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ํ•˜์ง€ ์‡ ์•ฝ ๋ฐ ๊ฐ๊ฐ๋ณ€ํ™”, ์ž์œจ์‹ ๊ฒฝ์žฅ์• ๋ฅผ ์œ ๋ฐœํ•˜๋Š” ๋Œ€๋ถ€๋ถ„์˜ ์งˆํ™˜๋“ค์ด ์ดˆ๊ธฐ ๊ฐ๋ณ„์ง„๋‹จ์— ํฌํ•จ โ†’ Hx taking๊ณผ physical exam์œผ๋กœ ๋‹ค๋ฅธ ์งˆํ™˜๊ณผ spinal cord ๋˜๋Š” cauda equina์˜ compression lesion์„ ๊ฐ๋ณ„ํ•ด์•ผ ํ•œ๋‹ค.
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Nontraumatic epidural compression : Spinal canal hemorrhage with hematoma / Tumors of the spine or epidural space / Spinal canal infections including spinal epidural abscess / Massive midline disk herniation : Transverse myelitis๋Š” ๋น„์••๋ฐ•์„ฑ ์งˆํ™˜์ด์ง€๋งŒ, spinal cord compression๊ณผ ์ž„์ƒ ์–‘์ƒ์ด ๋น„์Šทํ•˜๋‹ค.

Clinical features

(1) History

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์š”ํ†ต ๋ฐ ์ด์™€ ๊ด€๋ จ๋œ ์‹ ๊ฒฝํ•™์  ์ด์ƒ : ํ•ญ๋ฌธ์ฃผ์œ„ ๊ฐ๊ฐ์ €ํ•˜ : ๋ณ€์‹ค๊ธˆ ๋˜๋Š” ์š”์‹ค๊ธˆ with or without retention : ํ•œ์ชฝ ๋˜๋Š” ์–‘์ชฝ ๋‹ค๋ฆฌ ์ขŒ๊ณจ ์‹ ๊ฒฝํ†ต (Sciatica)
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์ฆ์ƒ ์ง€์† ๊ธฐ๊ฐ„์œผ๋กœ๋Š” ๊ฐ๋ณ„ํ•˜๊ธฐ ์–ด๋ ต๋‹ค.
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Urinary retention > 500ml ยฑ ์•„๋ž˜ 3๊ฐœ ์ค‘ 2๊ฐœ ์ฆ์ƒ (์–‘์ธก ์ขŒ๊ณจ ์‹ ๊ฒฝํ†ต, Subjective urinary retention, rectal incontinence) โ†’ MRI๋กœ ํ™•์ธ๋œ cauda compression์˜ ๊ฐ€์žฅ ์ค‘์š”ํ•œ ์˜ˆ์ธก์ธ์ž
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Malignancy ๋ณ‘๋ ฅ๊ณผ ์‹ ๊ฒฝํ•™์  ์ฆ์ƒ, ํŠนํžˆ ์–‘์ธก ์ฆ์ƒ ๊ธ‰์†ํ•œ ์ง„ํ–‰์€ ECS ๊ฐ€๋Šฅ์„ฑ์ด ๋†’๋‹ค.

(2) Physical exam

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Compression level๊ณผ compression ๋ฉด์ ์— ๋”ฐ๋ผ ์‹ ์ฒด๊ฒ€์‚ฌ๊ฐ€ ๋‹ค๋ฅด๋‹ค.
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Cauda equina syndrome ๊ฐ€์žฅ ํ”ํ•œ ์†Œ๊ฒฌ์€ Urinary retention ยฑ Overflow incontinence (๋ฏผ๊ฐ๋„ 90%, ํŠน์ด๋„ 95%)
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ํ•˜์ง€ ์‡ ์•ฝ ๋ฐ ๊ฐ•์ง, ๊ฐ๊ฐ ์ด์ƒ ๋˜๋Š” ๊ฐ๊ฐ ๊ฒฐ์†, ๋ณดํ–‰ ๊ณค๋ž€ ๋ฐ SLR test ์ด์ƒ
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๊ฐ€์žฅ ํ”ํ•œ ๊ฐ๊ฐ์ด์ƒ์€ Buttocks, Posterosuperior thighs, perineal region โ†’ ์ผ๋ฐ˜์ ์œผ๋กœ saddle anesthesia๋ผ๊ณ  ํ•œ๋‹ค.
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Anal sphincter tone์€ 60~80% ์ •๋„๊นŒ์ง€ ๊ฐ์†Œ

Diagnosis & management

(1) ๊ฒฝ๋ง‰ ์™ธ ์••๋ฐ•์ด ์˜์‹ฌ๋˜๋Š” ๊ฒฝ์šฐ(ํŠนํžˆ ์ข…์–‘์— ์˜ํ•œ)

โ‡’ ํ™•์ง„ ๊ฒ€์‚ฌ ์ „ 10mg IV dexamethasone ์ฃผ์‚ฌ โ‡’ ์ฃผ์‚ฌ ํ›„ Spine MRI with gadolinium ์‹œํ–‰ (Spine ์ „์ฒด MRI ์‹œํ–‰)
(2) Disk herniation์œผ๋กœ ์ธํ•œ Pure cauda equina syndrome์ด ์˜์‹ฌ๋˜๋ฉด
โ‡’ Lumbosacral MRI ์‹œํ–‰
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์ข…์–‘์˜ ๊ฒฝ๋ง‰ ์™ธ ์••๋ฐ•์— ๋Œ€ํ•œ ์ž„์ƒ์  ๊ฒฐ๊ณผ๋Š” ํ™˜์ž ์ฆ์ƒ์— ๋”ฐ๋ผ ๋‹ค๋ฆ„
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์น˜๋ฃŒ ์ „ ๊ฑธ์„ ์ˆ˜ ์—†๋Š” ํ™˜์ž๋Š” ์น˜๋ฃŒ ํ›„์—๋„ ๋Œ€๋ถ€๋ถ„ ๊ฑธ์„ ์ˆ˜ ์—†๋‹ค.
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๋„ˆ๋ฌด ์•ฝํ•ด์„œ ๋„์›€ ์—†์ด ๊ฑธ์„ ์ˆ˜ ์—†๋Š” ํ•˜๋ฐ˜์‹  ๋งˆ๋น„๊ฐ€ ์•„๋‹Œ ํ™˜์ž์˜ 50% ์ •๋„๊ฐ€ ๋‹ค์‹œ ๊ฑธ์„ ์ˆ˜ ์žˆ๋‹ค.
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์น˜๋ฃŒ ์‹œ์ž‘ํ•  ๋•Œ ๊ฑธ์„ ์ˆ˜ ์žˆ๋Š” ์‚ฌ๋žŒ๋“ค์€ ๋ณดํ–‰ ์ƒํƒœ๋ฅผ ๋Œ€๋ถ€๋ถ„ ์œ ์ง€ํ•œ๋‹ค.
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์น˜๋ฃŒ ์ „ urinary catheter๊ฐ€ ํ•„์š”ํ•œ ํ™˜์ž ์ค‘ 82%๊ฐ€ ์น˜๋ฃŒ ํ›„์—๋„ ๊ณ„์† ํ•„์š”ํ•˜๋‹ค.
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MRI ์†Œ๊ฒฌ ์ƒ Tumor๋กœ ์ฒ™์ˆ˜์••๋ฐ•์†Œ๊ฒฌ ์žˆ์œผ๋ฉด ์™ธ๊ณผ ์‘๊ธ‰ ํ˜‘์ง„ โ†’ Decompression and/or radiation therapy