Translation guide
The Eustachian tube is a narrow passage connecting the middle ear to the upper throat. In Japanese, it is most commonly referred to by its anatomical name, with a few related terms for associated functions or conditions.
Referring to the Eustachian tube as a body part
Standard anatomical term for the Eustachian tube. Used in medical and everyday contexts.
耳管が詰まると、耳がこもった感じがします。
When the Eustachian tube is blocked, your ear feels stuffy.
Direct loanword from the Latin 'tuba Eustachii'. Less common than 耳管, but understood in medical contexts.
エウスタキオ管の機能不全は、中耳炎の原因になります。
Eustachian tube dysfunction can cause otitis media.
Refers specifically to the pharyngeal opening of the Eustachian tube. Highly technical.
耳管咽頭口の周囲にはリンパ組織があります。
There is lymphoid tissue around the pharyngeal opening of the Eustachian tube.
Describing the action of opening the Eustachian tube to equalize pressure (e.g., during flights or diving)
Common term for equalizing ear pressure, literally 'ear clearing'. Used in diving, flying, etc.
飛行機が降下するときは、耳抜きをしてください。
Please equalize your ears when the plane descends.
Verb phrase meaning 'to equalize ear pressure'.
ダイビングでは、こまめに耳抜きをすることが大切です。
When diving, it's important to equalize your ears frequently.
Intransitive phrase meaning 'the ears pop/clear'. Describes the sensation.
あくびをしたら耳が抜けた。
My ears popped when I yawned.
Describing a feeling of blockage or dysfunction
Medical term for Eustachian tube stenosis or narrowing.
耳管狭窄症の治療には、耳管通気が行われることがあります。
Treatment for Eustachian tube stenosis may involve Eustachian tube inflation.
Patulous Eustachian tube, a condition where the tube stays abnormally open.
耳管開放症になると、自分の声が響いて聞こえます。
With patulous Eustachian tube, you hear your own voice echoing.
Common expression for 'ears feel blocked/clogged', often due to Eustachian tube issues.
風邪をひくと耳が詰まることがあります。
When you have a cold, your ears can feel blocked.
In casual conversation, Japanese speakers often describe Eustachian tube issues with phrases like 耳が詰まる (ears feel blocked) rather than using the anatomical term 耳管. Use 耳管 when discussing anatomy or with a doctor.