These authors omit specific details of surgical technic, but the reader has the impression that the operation of choice was the Caldwell–Luc antrum, intranasal ethmoidectomy, and sphenoidectomy.

Bony anatomy of the lateral nasal wall. The 4 bony laminae are numbered ... Anterior and/or posterior ethmoidectomy is performed, followed by a sphenoidotomy and exploration of the frontal sinus ...