Thursday, May 29, 2008

decreased nasal patency and increased nasal airflow resistance

Contralateral rhinorrhea as a feature of infantile Horner's ...
... decreased nasal airway patency, and increased nasal airflow resistance. ... Nasal obstruction after cervical sympathectomy: Horner’s syndrome revisited. ...
www.neurology.org/cgi/content/full/61/9/1309

a watery nasal fluid is formed dur-
ing a pronounced vasoconstrictor response and that the
fluid formation is reduced by ipsilateral sympathectomy
A role for the nasal cycle in respiratory defence
R. Eccles

Simultaneous optimal stimulation of the autonomic nerves resulted in vasoconstriction, especially of the capacitance vessels. Hence, nasal congestion may be related more to a withdrawal of sympathetic discharge than to an overactivity of the parasympathetic nerves.
The Role of the Autonomic Nerves in the Control of Nasal Circulation
Mary A. Lung

Department of Physiology, Faculty of Medicine, University of Hong Kong, Hong Kong
Neurosignals 1995;4:179-185