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©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
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 variations | NO. (n = 400) | Frequency (%) | P value |
Deviated nasal septum | 238 | 59.5 | 0.318 |
Nasal septal spur | 169 | 42.3 | 0.248 |
Nasal septum pneumatization | 8 | 2 | 0.150 |
Concha bullosa | 270 | 67.5 | 0.910 |
Paradoxical middle turbinate | 63 | 15.8 | 0.821 |
Secondary middle turbinate | 4 | 1 | 0.999 |
Superior concha bullosa | 52 | 13 | 0.950 |
Inferior concha bullosa | 7 | 1.8 | 0.461 |
Paradoxical inferior turbinate | 10 | 2.5 | 0.760 |
Curved uncinate process | 5 | 1.3 | 0.381 |
Atelectatic uncinate process | 2 | 0.5 | 0.999 |
Uncinate process pneumatization | 55 | 13.8 | 0.004 |
Lamina papyracea dehiscence | 1 | 0.3 | - |
Agger nasi cell | 299 | 74.8 | 0.962 |
Haller cell | 31 | 7.8 | 0.167 |
Giant ethmoid bulla | 25 | 6.3 | 0.002 |
Fronto-ethmoidal (Kuhn) cell | 274 | 57.7 | 0.171 |
Supraorbital ethmoidal cell | 36 | 9 | 0.298 |
Frontal bulla cell | 98 | 24.5 | 0.846 |
Frontal intersinus septal cell | 14 | 3.5 | 0.298 |
Onodi cell | 101 | 25.3 | 0.610 |
Ethmomaxillary sinüs | 11 | 2.8 | 0.744 |
Maksiller sinüs hipoplazisi | 32 | 8 | 0.959 |
Septalı maksiller sinüs | 21 | 5.3 | 0.999 |
Accessory maxillary ostium | 87 | 21.8 | 0.575 |
Frontal sinus agenesis | 29 | 7.2 | 0.918 |
Frontal sinus hypoplasia | 87 | 21.8 | 0.206 |
Crista galli pneumatization | 13 | 3.3 | 0.245 |
Sphenoid sinus agenesis | 10 | 2.5 | 0.523 |
Sphenoid sinus hypoplasia | 58 | 14.5 | 0.879 |
Anterior clinoid process pneumatization | 102 | 25.5 | 0.399 |
Protrusion of the optic nerve into sphenoid sinus | 141 | 35.3 | 0.472 |
Protrusion of internal carotid artery | 184 | 46 | - |
Dehiscence of internal carotid artery | 8 | 2 | - |
Septum related to the internal carotid artery | 52 | 13 | - |
Pterygoid process pneumatization | 207 | 51.7 | 0.457 |
Protrusion of the vidian nerve into sphenoid sinus | 222 | 55.5 | - |
Greater wing of the sphenoid pneumatization | 73 | 18.2 | 0.161 |
Protrusion of the maxillary nerve into sphenoid sinus | 99 | 24.7 | - |
- Citation: Dasar U, Gokce E. Evaluation of variations in sinonasal region with computed tomography. World J Radiol 2016; 8(1): 98-108
- URL: https://www.wjgnet.com/1949-8470/full/v8/i1/98.htm
- DOI: https://dx.doi.org/10.4329/wjr.v8.i1.98