antrostomyn.
/anˈtrɒstəmi/, U.S. /ænˈtrɑstəmi/ Surgery.
The surgical operation of making an opening into the maxillary sinus from the nose or the mouth, typically in order to drain pus or mucus from the sinus; an instance of this; (also) the opening made in this way.
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antrectomy1892
antrostomy1909
1909 Jrnl. Laryngol., Rhinol., & Otol. 24 Index 727 Nasal antrostomy.
1975 Year Bk. Ear, Nose & Throat 173 When there is x-ray evidence of maxillary sinusitis, a middle meatal antrostomy is done.
2010 M. A. Tewfik in N. Jones Pract. Rhinol. xiv. 137/1 Perhaps the commonest indication for maxillary antrostomy is to improve ventilation of the sinus in the hope of re-establishing more normal mucociliary clearance.
This entry has been updated (OED Third Edition, March 2016; most recently modified version published online December 2021).
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n.1909