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Nail injury

A. Subungal Hematoma

PSA
Ketamine
Digital Block
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digital nerve block
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Transthecal (flexor tendon sheath digital nerve block)
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Subcutaneous techinique
Am J Emerg Med 2020;38(1):95-98.
Subungal hematoma
์••๋ ฅ์— ์˜ํ•œ ํ†ต์ฆ ๋ฐ bluish discoloration
Blood evacuation ์œผ๋กœ๋งŒ ํ†ต์ฆ ๊ฐ์†Œ ๊ฐ€๋Šฅ
Trephinationย  ๋ฐฉ๋ฒ•
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Heated paper clip : hematoma์˜ coagulation ์œ ๋ฐœ ๋ฐ carbon partile ๋‚จ๊น€ : tattoing ๋ฐ ํšŒ๋ณต์ง€์—ฐ
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Neelde, scalpel, nail drill : ์••๋ ฅ์ด ๊ฐ€ํ•ด์ง€๋ฏ€๋กœ ํ†ต์ฆ ์œ ๋ฐœ
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Hand-hel electrocautery : rapid and painelss
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3mm diameter curette
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3mm diameter punch
Evacuation์€ 6~12์‹œ๊ฐ„ ๋‚ด์— ์‹œํ–‰ํ•ด์•ผ ํ•จ.
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์••๋ ฅ์— ์˜ํ•œ Nail ์žฌ์ƒ ์ง€์—ฐ ๋ฐ nail bed healing ์„ ์œ„ํ•ด

B. Nail bed injury

Nail removal ์€ partial nail avulsion ๋˜๋Š” surrounding nail fold disuption ์ด ์žˆ๋Š” ๊ฒฝ์šฐ์—๋งŒ ๊ถŒ์žฅ
Repair with suture : nail bed ์—ด์ƒ์ด ์žˆ๋Š” ๊ฒฝ์šฐ 6-0 ํก์ˆ˜์‚ฌ๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์กฐ์‹ฌ์Šค๋Ÿฝ๊ฒŒ ๋ด‰ํ•ฉํ•ด์•ผ ํ•จ. : hand surgen ์€ ๋Œ€๊ฐœ interrupted suture ์‹œํ–‰ํ•จ (vicryl)
Repair with adhesives : suture์™€ ์œ ์‚ฌํ•œ breaking strength๋ฅผ ๋ณด์ž„

C. Replace the nail

Saline์œผ๋กœ ๋ถ€๋“œ๋Ÿฝ๊ฒŒ ์„ธ์ฒ™
5-0 ๋น„ํก์ˆ˜์‚ฌ๋กœ ๋ด‰ํ•ฉ
์›๋ž˜ nail์„ ์ฐพ์„ ์ˆ˜ ์—†๋Š” ๊ฒฝ์šฐ, ๋Œ€์ฒด ์ œํ’ˆ์œผ๋กœ ๊ณต๊ฐ„๋ฉ”์šฐ๊ธฐ

D. Distal phalanx Fx.์™€ ๋™๋ฐ˜๋œ ๊ฒฝ์šฐ

50%์˜ ์†ํ†ฑ ์†์ƒ์ด distal pahlanx fx,๊ฐ€ ๋ฐœ๊ฒฌ๋œ๋‹ค.
Non-displaced distal tuft fx. - nail repair ์™€ nail plate replacement ๋กœ ์น˜๋ฃŒ.
Displaced Fx.์™€ nail fold ๋ณด๋‹ค proximal part์˜ Fx.๋Š” IF๋กœ ์น˜๋ฃŒ

E. Nail bed avulsion

Germinal matrix fragments๋Š” ๋ณด์ „๋˜์–ด์•ผ ํ•œ๋‹ค.
๊ฐ€๋Šฅํ•˜๋ฉด Free graft๋ฅผ 6-0๋˜๋Š” 7-0 ํก์ˆ˜์‚ฌ๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ๋ด‰ํ•ฉํ•œ๋‹ค.
Nail bed ์†์ƒ์ด ํฌ๊ฑฐ๋‚˜ defect๊ฐ€ ํฐ ๊ฒฝ์šฐ, hand surgeon ์ด ํ•„์š”ํ•จ
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-> full thickness graft ํ•„์š”

F. Paronychia

Drainage of pus

G. Ingrowing toenail