In presenting the subject of eye complications resulting from diseases of the nasal accessory cavities, there is much that has been said so often that it seems unnecessary to repeat it. It will be my purpose briefly to call attention to a few points which are generally recognized, and to emphasize certain obscure relations in the hope that we may be encouraged to make more careful observations and draw more accurate conclusions.
The relation between purulent accessory sinus disease and orbital cellulitis has long been recognized. As in mastoid disease we may have extensions from the mastoid through the bony walls by necrosis of bone, by the venous channels, by the lymphatics, and apparently by migration of the infection from one part to another contiguous part, so in purulent disease of the nasal cavities we may have extension to the orbit by any of the processes mentioned. Orbital cellulitis is
ANDREWS AH. EYE COMPLICATIONS ARISING FROM DISEASES OF THE NASAL ACCESSORY SINUSES. JAMA. 1911;LVII(8):622-624. doi:10.1001/jama.1911.04260080186007