... possible that the foreign body dislocated near themaxillary natural ostium created an antral inflammation of the overlying mucosa and a disturbance in the clearence of the maxillary sinus. This fact ... Endoscopically assisted Caldwell-Lucprocedure for removal of a foreign body from the maxillarysinus. J Can Dent Assoc 20 05, 71( 3) :20 0 -1. 3. Ishikawa M, Mizuno T, Yamazaki Y, Satoh T, Notani K, Fukuda ... study.References 1. Lopatin AS, Sysolyatin SP, Sysolyatin PG, Melnikov MN: Chronicmaxillary sinusitis of dental origin: is external surgicalapproach mandatory? Laryngoscope 20 02, 11 2 :10 56-9. 2. Friedlich...