Table 3.
The reported dental anomalies in the included studies from Saudi Arabia.
| Anomaly Classification | Type/Study | Ghaznawi et al. (1999) [4] |
Afify, A.R.; Zawawi, K.H. (2012) [3] | Al-Jabaa and Aldrees (2013) [38] |
Vani et al. (2016) [28] |
Yassin, S. (2016) [29] |
Aljuaid et al. (2022) [30] |
ALHumaid et al. (2021) [1] |
Bakhurji et al. (2021) [31] |
Renugalakshmi et al. (2023) [33] |
|---|---|---|---|---|---|---|---|---|---|---|
| Number of Anomalies | Missing teeth | - | 226 (25.7%) | - | - | 121 (9.7%) | - | 246 (24.7%) | 5.4% | - |
| Supernumerary | 12(1.19%) | 3 (0.3%) | - | 10 (1.0%) | 44 (3.5%) | 80 (15.6%) | 1.8% | 0.5% | 18 (11.18%) | |
| Anomalies in Structure | Amelogenesis imperfecta | - | - | - | - | (0.3%) | - | - | - | - |
| Dentinogenesis imperfecta | - | - | - | - | (0.1%) | - | - | - | - | |
| Position Anomalies | Ectopic eruption | - | - | - | 76 (7.6%) | (2.3%) | 94 (18.3%) | (0.6%) | 6% | - |
| Positional anomalies | - | - | - | - | - | 220 (42.9%) | - | - | - | |
| Rotation | - | - | - | 202 (20.2%) | (1.6%) | 126 (24.6%) | (11%) | 24.5% | - | |
| Anomalies in Shape | Talon cusp | - | - | - | 15 (1.5%) | (1.4%) | 28 (5.4%) | (0.1%) | - | - |
| Taurodontism | 87 (8.61%) |
1 (0.1%) | - | 29 (2.9%) | (1.4%) | 10 (1.9%) | (0.1%) | - | 18 (11.18%) | |
| Fusion | - | - | - | - | (0.8%) | - | - | 0.1% | - | |
| Gemination | - | - | - | - | - | - | - | 0.3% | - | |
| Macrodontia | 5 (0.50%) | - | - | 6 (0.6%) | (1.8%) | 50 (9.7%) | - | - | - | |
| Microdontia | 54 (5.35%) | - | - | 9 (0.9%) | 33(2.6%) | 78 (15.2%) | (1.9%) | - | - | |
| Other Anomalies | Bifid roots | - | - | - | - | - | - | (0.6%) | - | - |
| Concrescence/fusion | - | - | - | - | - | 17 (3.3%) | (0.1%) | - | - | |
| Dens invaginatus and dens evaginatus | Invagination 9 (0.89%) | - | - | - | - | 11 (2.1%) | (0.2%) | - | - | |
| Dilaceration | 12 (1.19%) |
10 (1.1%) | - | 72 (7.2%) |
- | 13 (2.5%) | 300 (30.2%) | - | 77 (47.83%) | |
| Ectopic enamel | - | - | - | - | - | - | (1.4%) | - | - | |
| Fused roots | - | - | - | - | - | - | (17.7%) | - | - | |
| Hypercementosis | - | - | - | - | - | - | (6.8%) | - | - | |
| Hypodontia | 95 (9.41%) | - | - | 52 (5.2%) | - | 58 (11.3%) | (0.6%) | - | 51 (31.68%) | |
| Impaction | - | 186 (21.1%) | - | - | - | - | - | - | - | |
| Infraocclusion | - | - | - | - | - | - | - | - | 3 (1.86%) | |
| Odontoma (Not a dental anomaly) | 7 (0. 69%) | 1 (0.1%) | - | - | - | - | - | - | - | |
| Peg-shaped | - | - | - | - | - | - | (1.2%) | 1.1% | 7 (4.35%) | |
| Retained | - | - | - | - | - | |||||
| Submerged | - | - | - | - | - | - | - | - | - | |
| Supernumerary roots | - | - | - | 7 (0.7%) | - | 33(6.4%) | - | - | - | |
| Transposition | 2 (0.20%) |
- | - | 3 (0.3%) | - | - | 3 (0.3%) |
- | - | |
| Transmigration | - | - | - | - | - | - | - | - | - | |
| Diastema | 45 (4.46%) | - | - | - | - | - | - | - | - |