Table 1 Data concerning the total number and topographic distribution of midline and lateral LF
From: Frequency and anatomic variability of the mandibular lingual foramina: a cone-beam CT study
Total LF | ||||
|---|---|---|---|---|
0: 2/300 (0.7%); 1: 30/300 (10%); 2: 97/300 (32.3%); 3: 81/300 (27%); 4: 53/300 (17.7%); 5: 29/300 (9.7%); 6: 6/300 (2%); 7: 1/300 (0.3%); 8: 1/300 (0.3%) | ||||
Midline LF | ||||
Total midline LF | Sublingual LF | Submental LF | ||
0: 2/300 (0.7%) | 0: 2/300 (0.7%) | 0: 122/300 (40.7%) | ||
1: 68/300 (22.7%) | 1: 197/300 (65.7%) | 1: 169/300 (56.3%) | ||
2: 172/300 (57.3%) | 2: 96/300 (32%) | 2: 9/300 (3%) | ||
3: 53/300 (17.7%) | 3: 4/300 (1.3%) | |||
4: 4/300 (1.3%) | 4: 1/300 (0.3%) | |||
5: 1/300 (0.3%) | ||||
Lateral LF | ||||
|---|---|---|---|---|
Total lateral LF | Incisors | Canines | Premolars | Molars |
0: 113/300 (37.7%) | 0: 261/300 (87%) | 0: 271/300 (90.3%) | 0: 160/300 (53.3%) | 0: 284/300 (94.7%) |
1: 112/300 (37.3%) | 1: 33/300 (11%) | 1: 26/300 (8.7%) | 1: 97/300 (32.3%) | 1: 14/300 (4.7%) |
2: 59/300(19.7%) | 2: 6/300 (2%) | 2: 3/300 (1%) | 2: 36/300 (12%) | 2: 2/300 (0.7%) |
3: 11/300 (3.7%) | 3: 7/300 (2.3%) | |||
4: 5/300 (1.7%) | ||||