All changes in ways of living make necessary fresh adaptations to the circumstances created in this way. Every important new discovery brings with it a need for the adoption of ways that conform to the changes created by it. These requirements enter into the field of medicine as they do into other fields related to living.
Probably no one invention of man has caused more need of change of established habits than has that of the airplane. In medicine, a considerable list of new conditions for treatment has been rather suddenly forced on the practicing physician.
Among other conditions that require prompt and careful relief is that of aerotitis media. This condition occurs when the ear is subjected to rapid, extreme changes in barometric pressure. Such changes are constant in flying at different altitudes. If the eustachian tube is not patent, there is no means for equalization of pressure within
SELTZER AP. NEWLY DESIGNED PARACENTESIS NEEDLE FOR USE IN AEROTITIS MEDIA. AMA Arch Otolaryngol. 1951;53(6):672–674. doi:10.1001/archotol.1951.03750060067011
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