๐Ÿ‘‰ Holoprosencephaly

Lobar vs Alobar type, ์–ด๋–ป๊ฒŒ ๋‹ค๋ฅผ๊นŒ?

Holoprosencephaly(HPE)๋Š”

์ „๋‡Œ(prosencephalon)๊ฐ€ ์ •์ƒ์ ์œผ๋กœ ๋ถ„๋ฆฌ๋˜์ง€ ์•Š๋Š”

์ค‘์ฆ ์ค‘์ถ”์‹ ๊ฒฝ๊ณ„ ๋ฐœ๋‹ฌ ์ด์ƒ์ž…๋‹ˆ๋‹ค.

ํ•ต์‹ฌ์€ ์ด๊ฒƒ์ž…๋‹ˆ๋‹ค.

์ขŒ์šฐ ๋Œ€๋‡Œ ๋ฐ˜๊ตฌ๊ฐ€ ์–ผ๋งˆ๋‚˜ ๋ถ„๋ฆฌ๋˜์—ˆ๋Š”๊ฐ€?

์ด ๋ถ„๋ฆฌ ์ •๋„์— ๋”ฐ๋ผ

alobar, semilobar, lobar type์œผ๋กœ ๋‚˜๋‰ฉ๋‹ˆ๋‹ค.

1๏ธโƒฃ Alobar type

๊ฐ€์žฅ ์‹ฌํ•œ ํ˜•ํƒœ์ž…๋‹ˆ๋‹ค.

ํŠน์ง•

  • ์ขŒ์šฐ ๋Œ€๋‡Œ๊ฐ€ ์™„์ „ํžˆ ๋ถ„๋ฆฌ๋˜์ง€ ์•Š์Œ
  • ํ•˜๋‚˜์˜ ํฐ ๋‹จ์ผ ๋‡Œ์‹ค (monoventricle)
  • Interhemispheric fissure ์—†์Œ
  • Falx cerebri ์†Œ์‹ค
  • Thalamus ์œตํ•ฉ

์–ผ๊ตด ์ด์ƒ์ด ๋™๋ฐ˜๋˜๋Š” ๊ฒฝ์šฐ๊ฐ€ ๋งŽ์Šต๋‹ˆ๋‹ค.

  • Cyclopia
  • Proboscis
  • ์ค‘์ฆ ์•ˆ๋ฉด ๊ธฐํ˜•

๐Ÿ‘‰ ์˜ˆํ›„๋Š” ๋งค์šฐ ๋ถˆ๋Ÿ‰ํ•ฉ๋‹ˆ๋‹ค.

2๏ธโƒฃ Semilobar type

์ค‘๊ฐ„ ๋‹จ๊ณ„์ž…๋‹ˆ๋‹ค.

ํŠน์ง•

  • ์ „๋ฐฉ๋ถ€๋Š” ์œตํ•ฉ
  • ํ›„๋ฐฉ๋ถ€๋Š” ์ผ๋ถ€ ๋ถ„๋ฆฌ
  • ๋ถˆ์™„์ „ํ•œ falx
  • ๋ถ€๋ถ„์  ๋ฐ˜๊ตฌ ๋ถ„๋ฆฌ

์˜ˆํ›„๋Š” alobar๋ณด๋‹ค ์ข‹์ง€๋งŒ

์—ฌ์ „ํžˆ ์ค‘์ฆ์— ํ•ด๋‹นํ•ฉ๋‹ˆ๋‹ค.

3๏ธโƒฃ Lobar type

๊ฐ€์žฅ ๊ฒฝํ•œ ํ˜•ํƒœ์ž…๋‹ˆ๋‹ค.

ํŠน์ง•

  • ์ขŒ์šฐ ๋ฐ˜๊ตฌ ๋Œ€๋ถ€๋ถ„ ๋ถ„๋ฆฌ
  • Interhemispheric fissure ์กด์žฌ
  • Falx ๋ณด์กด
  • ์ „๋ฐฉ๋ถ€ ์ผ๋ถ€๋งŒ ๋ถ„๋ฆฌ ๋ถˆ์™„์ „

์ดˆ์ŒํŒŒ์—์„œ๋Š”:

  • ๊ฒฝ๋ฏธํ•œ ๋‡Œ์‹ค ์ด์ƒ
  • Septum pellucidum ๊ฒฐ์†
  • Midline ๊ตฌ์กฐ ์ด์ƒ

์œผ๋กœ ๋ณด์ผ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

๐Ÿ‘‰ ์˜ˆํ›„๋Š” ๋‹ค์–‘ํ•ฉ๋‹ˆ๋‹ค.

๊ฒฝํ•œ ์‹ ๊ฒฝ๋ฐœ๋‹ฌ ์ง€์—ฐ๋ถ€ํ„ฐ

์ค‘๋“ฑ๋„ ์žฅ์• ๊นŒ์ง€ ํญ์ด ๋„“์Šต๋‹ˆ๋‹ค.

4๏ธโƒฃ ์ดˆ์ŒํŒŒ์—์„œ ์ ‘๊ทผ ํฌ์ธํŠธ

๊ฐ€์žฅ ์ค‘์š”ํ•œ ์งˆ๋ฌธ์€:

1๏ธโƒฃ Falx๊ฐ€ ๋ณด์ด๋Š”๊ฐ€?

2๏ธโƒฃ Thalamus๊ฐ€ ๋ถ„๋ฆฌ๋˜์–ด ์žˆ๋Š”๊ฐ€?

3๏ธโƒฃ ๋‹จ์ผ ๋‡Œ์‹ค์ธ๊ฐ€?

4๏ธโƒฃ Midline ๊ตฌ์กฐ๋Š” ์–ด๋– ํ•œ๊ฐ€?

๐Ÿ‘‰ ๋ถ„๋ฆฌ ์—ฌ๋ถ€๊ฐ€ ํ•ต์‹ฌ์ž…๋‹ˆ๋‹ค.

5๏ธโƒฃ Lobar vs Alobar, ํ•œ๋ˆˆ์— ๋น„๊ต

ํ•ญ๋ชฉAlobarLobar
๋ฐ˜๊ตฌ ๋ถ„๋ฆฌ์—†์Œ๋Œ€๋ถ€๋ถ„ ๋ถ„๋ฆฌ
Falx์—†์Œ์กด์žฌ
Thalamus์œตํ•ฉ๋ถ„๋ฆฌ
๋‡Œ์‹ค๋‹จ์ผ๋ถ€๋ถ„ ๋ถ„๋ฆฌ
์˜ˆํ›„๋งค์šฐ๋ถˆ๋Ÿ‰๋‹ค์–‘

6๏ธโƒฃ ์ž„์ƒ์  ์˜๋ฏธ

Alobar๋Š”

์ƒ์กด ๊ฐ€๋Šฅ์„ฑ์ด ๋‚ฎ์Šต๋‹ˆ๋‹ค.

Lobar๋Š”

์ƒ์กด ๊ฐ€๋Šฅํ•˜์ง€๋งŒ

์‹ ๊ฒฝ๋ฐœ๋‹ฌ ์˜ˆํ›„๋Š” ๊ฐœ๋ณ„ ํ‰๊ฐ€๊ฐ€ ํ•„์š”ํ•ฉ๋‹ˆ๋‹ค.

๐Ÿ”Ž ํ•œ ๋ฌธ์žฅ ์ •๋ฆฌ

Holoprosencephaly๋Š”

โ€œ๋‡Œ๊ฐ€ ์–ผ๋งˆ๋‚˜ ๋‚˜๋‰˜์—ˆ๋Š”๊ฐ€โ€์˜ ์ŠคํŽ™ํŠธ๋Ÿผ์ž…๋‹ˆ๋‹ค.

ํ•จ๊ป˜ ๋ณด๋ฉด ์ข‹์€ ๊ธ€

ํƒœ์•„ ๋จธ๋ฆฌ ์ดˆ์ŒํŒŒ ์ด์ •๋ฆฌ

Corpus Callosum Agenesis (CCA)

Midline ๊ตฌ์กฐ ํ‰๊ฐ€

๊ธ€์“ด์ด

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