Effectif

% VG

% PE

% VC

Narrowing of the infundibular

123

11

10.80

10.47

Haller cell

39

30.47

3.60

3.3

Pneumatization of uncinate processus

24

18.75

2.21

2

Horizontally of uncinate processus

32

25

2.95

2.70

Vertically of uncinate processus

33

25.8

3.04

2.94

Narrowing of the middle turbinate

745

63

63.40

55.03

Pneumatization of middle turbinate

241

32.3

22.25

20.40

Paradoxical of middle turbinate

61

8.17

5.63

5.16

Hypertrophy of ethmoid bulla

168

22.52

15.51

14.22

Deviation of nasal septal

276

37

25.48

22.37

Other mechanical sinonasal variants

296

25

2519

2502

Hypertrophy of Agger Nasi cell

93

31.41

8.58

7.87

Hypoplasia of middle turbinate

71

24

6.55

6.01

Septations of maxillary sinus

122

41.21

11.26

10.33

Accessory low ostium of the maxillary sinus

10

3.38

0.92

0.84

Narrowing of the superior turbinate

11

1

0.94

1.02

Accessories turbinates

11

100

1.01

0.93