Table 5. | Frequencies and relative frequencies of incidental findings identified in the anatomical regions of the floor of the mouth, spine, and neck |
| Incidental finding | Frequency* |
Relative frequency* (%) |
|---|---|---|
| Sialoliths | 3 | 0.4 |
| Tonsillar hypertrophy | 17 (13) | 2.3 (1.8) |
| Tonsiloliths | 95 | 12.6 |
| Posterior pharyngeal tonsillar hypertrophy | 9 | 1.2 |
| Airway narrowing | 279 | 37.7 |
| Airway obliteration | 2 | 0.3 |
| Airway asymmetry | 3 | 0.4 |
| Calcification of the stylohyoid ligament | 23 (18) | 3.1 (2.4) |
| Calcification of laryngeal thyroid cartilages and/or thyroid complex | 107 | 14.4 |
| Presence of other calcifications in the neck | 12 | 1.6 |
| Degenerative bone changes of the spine | 28 | 3.7 |
| Calcified atheromas within the course of the carotid artery extracranially | 77 (30) | 10.3 (6.3) |
*Values in brackets indicate frequency of bilateral localization. |
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