Retrospective Study
Copyright ©The Author(s) 2016.
World J Radiol. Jan 28, 2016; 8(1): 98-108
Published online Jan 28, 2016. doi: 10.4329/wjr.v8.i1.98
Table 1 All anatomical variations, frequency and significance of the relations with mucosal diseases
Anatomical variationsNO. (n = 400)Frequency (%)P value
Deviated nasal septum23859.50.318
Nasal septal spur16942.30.248
Nasal septum pneumatization820.150
Concha bullosa27067.50.910
Paradoxical middle turbinate6315.80.821
Secondary middle turbinate410.999
Superior concha bullosa52130.950
Inferior concha bullosa71.80.461
Paradoxical inferior turbinate102.50.760
Curved uncinate process51.30.381
Atelectatic uncinate process20.50.999
Uncinate process pneumatization5513.80.004
Lamina papyracea dehiscence10.3-
Agger nasi cell29974.80.962
Haller cell317.80.167
Giant ethmoid bulla256.30.002
Fronto-ethmoidal (Kuhn) cell27457.70.171
Supraorbital ethmoidal cell3690.298
Frontal bulla cell9824.50.846
Frontal intersinus septal cell143.50.298
Onodi cell10125.30.610
Ethmomaxillary sinüs112.80.744
Maksiller sinüs hipoplazisi3280.959
Septalı maksiller sinüs215.30.999
Accessory maxillary ostium8721.80.575
Frontal sinus agenesis297.20.918
Frontal sinus hypoplasia8721.80.206
Crista galli pneumatization133.30.245
Sphenoid sinus agenesis102.50.523
Sphenoid sinus hypoplasia5814.50.879
Anterior clinoid process pneumatization10225.50.399
Protrusion of the optic nerve into sphenoid sinus14135.30.472
Protrusion of internal carotid artery18446-
Dehiscence of internal carotid artery82-
Septum related to the internal carotid artery5213-
Pterygoid process pneumatization20751.70.457
Protrusion of the vidian nerve into sphenoid sinus22255.5-
Greater wing of the sphenoid pneumatization7318.20.161
Protrusion of the maxillary nerve into sphenoid sinus9924.7-