Search
moon
sun
๐Ÿ‘๏ธ

Ocular US

A. Overview

Ocular ultrasound is a fast and simple technique that can be performed at the bedside to help differentiate between various ophthalmologic emergencies.

B. Indications

: ์•ˆ๊ตฌํ†ต์ฆ, acute change in vision, ์•ˆ๊ตฌ์™ธ์ƒ
โ€ข
ICP ์ฆ๊ฐ€๊ฐ€ ์˜์‹ฌ๋˜๋Š” ๊ฒฝ์šฐ
โ€ข
๋ˆˆ์ฃผ์œ„ ๋ถ€์ข…์ด ์‹ฌํ•ด ์•ˆ๊ตฌ๋ฅผ ์ง์ ‘ ๊ด€์ฐฐํ•˜๊ธฐ ์–ด๋ ค์šด ๊ฒฝ์šฐ
โ€ข
Photophobia ์‹ฌํ•ด ์•ˆ๊ตฌ ๊ด€์ฐฐ์ด ์–ด๋ ค์šด ๊ฒฝ์šฐ

C. Contraindications

โ€ข
์•ˆ๊ตฌํŒŒ์—ด์ด ์˜์‹ฌ๋˜๋ฉฐ ์•ˆ๊ตฌ๋ฅผ ๋ˆ„๋ฅด๋ฉด ์†์ƒ์ด ๋” ์‹ฌํ•ด์งˆ ๊ฒƒ์œผ๋กœ ๋ณด์ด๋Š” ํ™˜์ž.
โ—ฆ
NB: ์•ˆ๊ตฌํŒŒ์—ด์ด ์˜์‹ฌ๋˜๋ฉด US ๋Š” ํ•˜์ง€ ๋ง๊ณ  CT๋ฅผ ์ดฌ์˜ํ•œ๋‹ค.

D. Technique

โ€ข
ํ™˜์ž๋Š” 45๋„๋กœ ๊ธฐ์šธ์—ฌ ์•‰ํžˆ๊ณ  ํฐ Tegaderm์„ ์•ˆ๊ตฌ์— ๋ถ™์ธ๋‹ค. Gel์„ ์ถฉ๋ถ„ํžˆ ์ง ๋‹ค.
โ€ข
high-frequency linear probe๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์•ˆ๊ตฌ๋ฅผ ์‚ด์ง ๋ˆ„๋ฅด๊ณ  sagittal and axial planes
โ€ข
์ดˆ์ŒํŒŒ ์‹œ์•ผ๋ฅผ ํ–ฅ์ƒ์‹œํ‚ค๊ธฐ ์œ„ํ•ด ํ•„์š”ํ•˜๋‹ค๋ฉด ํ™˜์ž์—๊ฒŒ ์œ„,์•„๋ž˜,์ขŒ,์šฐ๋ฅผ ๋ณด๋„๋ก ํ•œ๋‹ค.
โ€ข
์–‘์ธก ์•ˆ๊ตฌ๋ฅผ ๋น„๊ต๋ฅผ ์œ„ํ•ด ๊ด€์ฐฐํ•œ๋‹ค.

D1. Normal Anatomy

E. Take Home Points

โ€ข
์•ˆ๊ตฌ์ดˆ์ŒํŒŒ๋Š” ๋น ๋ฅด๊ณ  ์‰ฝ๊ฒŒ ํ•  ์ˆ˜ ์žˆ๋‹ค
โ€ข
์•ˆ๊ตฌ์™ธ์ƒ์ด๋‚˜ ์‹œ๋ ฅ์ด์ƒ ํ™˜์ž์—์„œ ์•ˆ๊ตฌ์ดˆ์ŒํŒŒ๋ฅผ ๊ณ ๋ คํ•œ๋‹ค.
โ€ข
Tegaderm์„ ๋ถ™์ด๊ณ  Gel์„ ๋งŽ์ด ์‚ฌ์šฉํ•œ๋‹ค
โ€ข
์•ˆ๊ตฌํŒŒ์—ด ์˜์‹ฌํ™˜์ž์—๊ฒŒ ๋ˆˆ์— ์••๋ ฅ์„ ๊ฐ€ํ•˜์ง€ ์•Š๋Š”๋‹ค.
โ€ข
ICP ์ฆ๊ฐ€ ํ‰๊ฐ€๋ฅผ ์œ„ํ•ด์„œ 3ร—5๋ฅผ ๊ธฐ์–ตํ•˜๋ผ : ์•ˆ๊ตฌ ๋’ค์ชฝ 3mm ๋ถ€์œ„์—์„œ ์ธก์ •, 5 mm ๋ฏธ๋งŒ์ด ์ •์ƒ์ด๋‹ค