The last word in roentgenography of the sinuses has not been said. There is much that is unsatisfactory in the making and in the interpretation of x-ray plates in the diagnosis of sinus conditions. It is in the effort to throw a little added light on this subject and to give a somewhat new angle in its consideration that these studies have been made.1
It is true that the injection of an opaque material such as bismuth paste or molten metal into the sinuses of dried skulls and their roentgenologic study are old, and much of the knowledge of the inter-relationship of the sinuses and their regional anatomy in the x-ray plate has been obtained by this means. Also there have been sporadic studies of the sinuses of living subjects by the injection of iodized poppy seed oil 40 per cent or similar opaque substances. What
WEIL AI. THE USE OF IODIZED OIL AS AN AID TO DIAGNOSIS IN SINUS CONDITIONS. Arch Otolaryngol. 1929;10(6):603–615. doi:10.1001/archotol.1929.00620090045003
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