Since the advent of iodized poppy-seed oil little of value has been added to our knowledge of diseases of the accessory nasal sinuses to facilitate radiographic diagnosis. The trend in many quarters has been away from the use of so-called plain x-ray films in favor of the employment of opaque mediums. While holding no brief for either method to the exclusion of the other, I believe that the time may be opportune for a survey of the major diagnostic criteria afforded by plain sinus films. An estimate of the accuracy of the method is attempted as checked by the results in 296 patients on whom the radical antrum operation has recently been performed.
The frequency of infection of the maxillary antrums in sinus disease—variously estimated as occurring in from 75 to 90 per cent of all sinus infections, and the difficulty that may exist in its clinical demonstration in chronic
SHANNON EH. THE RADIOLOGIC INVESTIGATION OF THE SUPERIOR MAXILLARY ANTRUM. JAMA. 1936;106(8):599–601. doi:10.1001/jama.1936.02770080013005
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