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SENILE CHANGES IN THE LARYNGEAL MUSCULATURE

Authors :
Francis L. Lederer
Robert Dinolt
Amil C. Bach
Source :
Archives of Otolaryngology - Head and Neck Surgery. 34:47-56
Publication Year :
1941
Publisher :
American Medical Association (AMA), 1941.

Abstract

The larynx of old persons has frequently been examined. However, a perusal of the literature reveals that no two physicians agree in their findings as far as the muscles of this organ are concerned. Kofler 1 mentioned slight atrophy of the muscles, without giving further details, and Imhofer 2 found that the lipoid pigment usually situated around the nuclei of the sarcolemma increased in amount in old persons. Segre 3 found simple atrophy of the adductor and the abductor muscles, characterized by an increase of the nuclei of the sarcolemma and an increase in both the collagenous and the elastic fibers. This atrophy was least marked in the interarytenoid and the vocal muscles. In contrast, Imhofer 4 did not observe an increase in elastic fibers. The cricothyroid muscles showed hypertrophy in the cases of Segre, 3 which was considered compensatory, because of the atrophy of the adductor muscles. Carnevale Ricci 5 described essentially the same conditions

Details

ISSN :
08864470
Volume :
34
Database :
OpenAIRE
Journal :
Archives of Otolaryngology - Head and Neck Surgery
Accession number :
edsair.doi...........ed7d90cafa4f5c7e64eb4973668a82d7
Full Text :
https://doi.org/10.1001/archotol.1941.00660040057006