Table 1 Distribution of velopharyngeal insufficiency and patterns of velopharyngeal closure
Nasopharyngoscopy | CT evaluation | ||||||
|---|---|---|---|---|---|---|---|
No. | age | sex | VPI | VPC pattern | VPI | VPC pattern | VPI cross-sectional area (mm2) |
Volunteer #1 | 31 | M | + | circular | + | circular | 3.09 |
Volunteer #2 | 31 | F | – | circular | – | circular | 0 |
Volunteer #3 | 29 | M | – | coronal | – | coronal | 0 |
Volunteer #4 | 27 | F | – | circular | – | circular | 0 |
Volunteer #5 | 30 | F | – | circular | – | circular | 0 |
Adult patient #1 | 24 | M | – | circular | + | circular with Passavant’s ridge | 6.22 |
Adult patient #2 | 21 | M | + | circular | + | circular | 16.28 |
Adult patient #3 | 22 | M | + | circular with Passavant’s ridge | + | circular with Passavant’s ridge | 4.35 |
Adult patient #4 | 20 | M | – | circular with Passavant’s ridge | – | circular with Passavant’s ridge | 0 |
Adult patient #5 | 21 | F | – | circular with Passavant’s ridge | + | circular with Passavant’s ridge | 2.53 |