During the last few years we have had the opportunity to inspect and follow a certain but not small number of pharyngitis sicca cases, which, according to their etiopathogenesis and their clinical picture, belonged to a special group. In these cases we could not find an explanation of the pharyngitis in known causes, as in over 100 cases we could not find a local injury on the mucous membrane to account for the ozena, or any change in the adjacent regions of the nose (disease of the paranasal sinuses, tonsillitis, dental caries, disease of the larynx or the trachea, or signs of Thornwaldt's disease). Our cases did not give evidence of any endogenous or exogenous intoxication. We could not detect any sign of avitaminosis or hypovitaminosis, especially with regard to the described dryness of the throat, particularly of Sjögren's disease due to lack of vitamins A and B. Tests for
HUBERT A, VURDELJA N. Contribution to Etiopathogenesis of Pharyngitis Sicca Chronica. AMA Arch Otolaryngol. 1957;66(5):533–536. doi:10.1001/archotol.1957.03830290039006
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