0000370 Abnormality of the middle ear
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0040115 Abnormality of the Eustachian tube
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0040116 Aplasia of the Eustachian tube
0040117 Atresia of the Eustachian tube
0040118 Stenosis of the Eustachian tube
0040124 Patent tuba eustachii
0040269 Blocked Eustachian tube