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Eustachian

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.07 sec.
Eu`sta´chi`an
a.1.(Anat.) Discovered by Eustachius.
Eustachian catheter
a tubular instrument to be introduced into the Eustachian tube so as to allow of inflation of the middle ear through the nose or mouth.
Eustrachian tube
(Anat.) a passage from the tympanum of the ear to the pharynx. See Ear.
Eustachian valve
(Anat.) a crescent-shaped fold of the lining membrane of the heart at the entrance of the vena cava inferior. It directs the blood towards the left auricle in the fetus, but is rudimentary and functionless in the adult.


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? Mentioned in ? References in periodicals archive
 
4) A Tomwaldt's cyst may progress to Tornwaldt's disease if it becomes infected or inflamed and produces symptoms such as eustachian tube dysfunction, otitis media, halitosis, pharyngitis, and occipital headache.
Tornwaldt's cyst: incidence and a case report by Schlosser, Rodney J. / Ear, Nose and Throat Journal
When your ears start to hurt as you change altitudes, either during takeoff or landing, they are sending a signal that the eustachian tube - the canal that leads from the middle ear to the back of the throat behind the nose - has failed to help equalize the pressure quickly enough, a common problem when a flier is congested or experiencing inflammation from even mild allergies or a cold.
ARE YOU LISTENING? A FEW PRECAUTIONS CAN REDUCE OR ELIMINATE EAR PAIN ... by Daily News (Los Angeles, CA)
1-3) These higher forces, even at the lower end of the scale, are now regarded as having highly significant effects on the growth and development of a baby's facial and dental structures, as well as aiding aeration and drainage of the eustachian tubes.
Build dental health with breastfeeding: nursing is a key player in ... by Stimson, Noel / Mothering
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