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The mucous membrane lining the antrum of Highmore is liable to suppurative inflammation and a collection of pus which may partially or completely fill the cavity, if its opening into the middle meatus of the nasal cavity remains patent; but when the latter becomes closed by inflammation and swelling of the Schneiderian membrane, the pressure caused by the continued formation of pus may cause great expansion of the bony walls, and corresponding increase in the size of the cavity. This condition has been termed abscess of the antrum, but as, excepting the presence of pus, it is usually devoid of all the characteristics of an abscess of the soft tissues the term suppurative inflammation is more appropriate.
From the location of the antrum, immediately above the bicuspid and molar teeth, the fangs of which often perforate its floor; and from its more or less free communication with the nasal cavity,
INGALS EF. SUPPURATIVE INFLAMMATION OF THE ANTRUM.Read in the Section on Ophthalmology, Otology and Laryngology, at the Thirty-Eighth Annual Meeting of the American Medical Association,. JAMA. 1887;IX(5):139–141. doi:10.1001/jama.1887.02400040011002a
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