Defective hearing : its causes and treatment / by James Keene.

  • Keene, James
Date:
1878
Catalogue details

Licence: Public Domain Mark

Credit: Defective hearing : its causes and treatment / by James Keene. Source: Wellcome Collection.

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    nasal secretion, snoring, and loss of smell or taste, are likewise symptoms of these affections, which are not ^infrequently accompanied or followed by defective hearing. It will be at once perceived that these symptoms are usually present in an ordinary cold in the head to which cause they are generally attributed, and consequently neglected. To the aural surgeon, however, the persistance of such indications becomes of considerable importance, because he knows that the catarrhal and inflammatory affections upon which it depends are very liable to extend from the nose to the throat, and thence to the Eustachian tubes and middle ear, where they constitute the commonest causes of defective hearing. A person who has the peculiarity of pro- nunciation to which I have alluded is, in common parlance, said to speak through the nose, though, in point of fact, he is unable to do so by reason of obstruction of the nasal passages. I do not wish it to be understood that absolute closure of the nose is always, or even usually, present in these cases, but that a certain resistance to the free passage of air occurs, which the feeble expiratory effort accom- panying the pronunciation of nasal consonants is insufficient to overcome. Our alphabet contains two nasal consonants,
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