Table 2.
CT scan findings in crs patients
| No of cases Out of 70 |
CT paranasal sinuses findings in chronic rhinosinusitis patients | Anterior group of sinuses | Posterior group of sinuses | Significance (P < 0.05 is Significant) |
||||
|---|---|---|---|---|---|---|---|---|
| M* 38 |
F* 32 |
AE* 24 |
PE* 5 |
S* 7 |
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| 70/70 | Anatomical variation | Nasal septal deviation | 21 | 19 | 10 | 1 | 2 | P < 0.05 for M, F |
| Concha bullosa | 18 | 17 | 9 | P < 0.05 for M, F | ||||
| Paradoxical middle turbinate | 19 | 14 | 4 | P < 0.05 for M | ||||
| Hyperpneumatized bulla | 20 | 10 | 1 | P < 0.05 for M | ||||
| Haller cell | 18 | 12 | 1 | P < 0.05 for M | ||||
| Frontal cell type 1 | 20 | P < 0.05 for F | ||||||
| Frontal cell type 2 | 21 | P < 0.05 for F | ||||||
| Agger nasi cell | 24 | P < 0.05 for F | ||||||
| Suprabullar cell | 23 | P < 0.05 for F | ||||||
| Pneumatized nasal septum | 1 | 2 | 2 | P > 0.05 | ||||
| Septal spur | 4 | 10 | 9 | 1 | 3 | P > 0.05 | ||
| Uncinate attachment lamina papyracea | 3 | 5 | 1 | P > 0.05 | ||||
| Uncinate skull base attachment | 3 | 9 | 1 | P > 0.05 | ||||
| Uncinate middle turbinate attachment | 4 | 2 | P > 0.05 | |||||
| Pneumatized uncinate | 3 | 5 | 3 | P > 0.05 | ||||
| Frontal hypoplasia | P > 0.05 | |||||||
| Frontal cells type 3 | 6 | P > 0.05 | ||||||
| Frontal cells type 4 | 10 | P > 0.05 | ||||||
| Interfrontal septum pneumatization | 5 | P > 0.05 | ||||||
| Supraorbital cell | 4 | P > 0.05 | ||||||
| Pneumatized crista galli | 14 | 2 | P > 0.05 | |||||
| Onodi cell | 1 | 2 | P > 0.05 | |||||
| Maxillary sinus hypoplasia | 2 | P > 0.05 | ||||||
| Maxillary septations | 4 | P > 0.05 | ||||||
| Post sellar sphenoid | P > 0.05 | |||||||
| pre sellar sphenoid | P > 0.05 | |||||||
| Pneumatized anterior clinoid process | 4 | P > 0.05 | ||||||
| Lateral recess | 1 | P > 0.05 | ||||||
| Septations to optic nerve | P > 0.05 | |||||||
| Septations to internal carotid | P > 0.05 | |||||||
| 6/70 | Other causes | Allergic fungal sinusitis | 3 | 3 | 4 | 3 | 4 | P < 0.05 for M, F, AE, PE, S |
| 1/70 | Dentigerous cyst | 1 | P < 0.05 for M | |||||
| 1/70 | Inverted papilloma | 1 | P < 0.05 for M | |||||
M* -maxillary, F*-frontal, AE &PE *- anterior; posterior ethmoid & S*-sphenoid sinusitis