Clinical notes on diseases of the larynx ... / by William Marcet.

  • Marcet, W. (William), 1828-1900.
Date:
1869
Catalogue details

Licence: Public Domain Mark

Credit: Clinical notes on diseases of the larynx ... / by William Marcet. Source: Wellcome Collection.

Provider: This material has been provided by The University of Leeds Library. The original may be consulted at The University of Leeds Library.

    16/164
    iiig the Consumption Hospital as an out-patient. In accordance with my direction, she took small doses of bromide of potassium, and a few days later her mother called to say the child had' had no return of the attacks. As she has not been brought back to me, it is probable that the cure has been j)ermanent. There are other spasmodic affections of the larynx, besides laryngismus stridulus, in which it may be anticijiated that bromide of ammonium or potassium will prove most beneficial. In advanced tuberculous disease of the larynx. Sir D. Gibb advocates the to23ical use of a solution of from two to four drachms of bromide of ammonium to one ounce of glycerine, aj^plied with a curved brush. Dr. Morell Mackenzie has done much towards the diagnosis and treatment of the nervo-muscular affec- tions of the larynx, or of loss of voice from want of power of the muscles of the vocal cords, unattended with any organic disease. He has observed that in hysterical aphonia, loss of voice is generally owing to a weakness of the adductor muscles of the vocal cords, and that when the patient attempts to produce a sound the cords keep at a distance from each other, instead of coming into close approximation so as to vibrate under the influence of the blast from the chest. Dr. Mackenzie has obtained very satisfactory results from the treatment of these cases with the application of electricity to the cords by means of an instrument he has invented, and to the merit of which I can testify from practical use. This gentleman has succeeded in ascertaining which are the different muscles and sets of muscles at fault