Do I REALLY need cervical length measurement during anomaly scan?
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π βμ μλ, μ΄κ±° κΌ ν΄μΌ ν΄μ?β
π§ μκΆκ²½λΆ κΈΈμ΄ = μκΈ°λ₯Ό μ§μΌμ£Όλ βλ¬Έ κΈΈμ΄β
μκΆκ²½λΆλ
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π μ½κ² λ§νλ©΄
βμκΈ°κ° μμ§ λκ°μ§ μκ² μ‘μμ£Όλ λ¬Έβ
μ΄ λ¬Έμ΄ μΆ©λΆν κΈΈκ³ λ¨λ¨ν΄μΌ
μκΈ°κ° λκΉμ§ μμ νκ² λ¨Έλ¬Ό μ μμ΄μ
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π ν΅μ¬ μ΄μ λ νλμ λλ€
βμ‘°μ°(preterm birth) μνμ 미리 μκΈ° μν΄μβ
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- λ¬Έμ΄ μΌμ° μ΄λ¦΄ κ°λ₯μ±μ΄ 컀μ§κ³
- μκΈ°κ° λ무 빨리 λμ¬ μ μμ΅λλ€
β° μΈμ μΈ‘μ νλ κ² μ€μν κΉμ?
π κ°μ₯ μ€μν μκΈ°
20β24μ£Ό (Anomaly scan period)
μ΄ μκΈ°μ μκΆκ²½λΆ κΈΈμ΄λ₯Ό 보면
π μ‘°μ° μνμ κ°μ₯ μ ννκ² μμΈ‘ν μ μμ΅λλ€
π μ μ κΈ°μ€μ?
- β β₯ 3.0 cm β Normal
- β < 2.5 cm β Risk of preterm birth
π μ΄ μ«μ νλλ‘
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β κΌ ν΄μΌ νλμ?
π νμ€μ μΈ λ΅λ³
β λͺ¨λ μ°λͺ¨μκ² βνμβλ μλμ§λ§
β μνμ μΌλ‘ λ§€μ° μ€μν κ²μ¬μ λλ€
νΉν μ΄λ° κ²½μ°λ κΌ νμΈν΄μΌ ν©λλ€
- μ΄μ μ‘°μ° κ²½ν
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π³ μ§μ΄μνβ¦ μνκ°μ?
λ§μ΄ κ±±μ νμλλ°μ
π κ²°λ‘ :
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- κ²μ¬ μκ°: μ½ 1~2λΆ
- μ νλκ° κ°μ₯ λμ
- μκΈ°μκ² μν₯ μμ
π μ€νλ € κ°μ₯ μ νν λ°©λ²μ λλ€
π‘ ν΅μ¬ ν μ€ μ 리
μκΆκ²½λΆ κΈΈμ΄λ
βμκΈ°κ° μμ νκ² λ²νΈ μ μλ μκ°βμ μλ €μ£Όλ μ νΈμ λλ€
π€° Why do we measure cervical length during anomaly scan?
During your ultrasound, you might suddenly notice
the examiner moving the probe downward and measuring something.
And you ask:
π βDo I really need this?β
π§ Cervix = The βgateβ that keeps your baby safe
Think of your cervix as a door
that keeps your baby inside the uterus.
If the door stays long and closed β baby stays safe
If it shortens β risk of early opening
π Why measure cervical length?
π To predict preterm birth risk
A shorter cervix means:
- Higher chance of early opening
- Increased risk of premature delivery
β° Best timing
π 20β24 weeks gestation
This is the most reliable period
to assess cervical length
π What is normal?
- β β₯ 3.0 cm β Normal
- β < 2.5 cm β Increased risk
β Is it necessary?
Not always mandatory, BUT:
π It is clinically very important
Especially if:
- History of preterm birth
- Uterine contractions
- Vaginal bleeding
- High-risk pregnancy
π³ Is transvaginal ultrasound painful?
π Short answer: No
- Takes about 1β2 minutes
- Very accurate
- Safe for baby
π‘ Final takeaway
Cervical length tells us
how safely your baby can stay inside

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