Electron microscopic study of nasal secretory glands and epithelium in perennial rhinitis

The morphology of nasal secretory glands and epithelium was studied using the electron microscope in ten patients with perennial rhinitis. Marked predominance of the serous type over mucous acini was the most conspicious feature. The cells were full of zymogen granules. Thickening and hyperplasia of the epithelium with marked ciliary loss was notified