From: Flatness of the Meckel cave may cause primary trigeminal neuralgia: a radiomics-based study
 | NVC |  | |||
---|---|---|---|---|---|
 | Affected side | Unaffected side | Total (n, %) | ||
Left PTN (n = 38) | Yes | No | 12 (31.6) | ||
 | No | Yes | 4 (10.5) | ||
 | Yes | Yes | 13 (34.2) | ||
 | No | No | 9 (23.7) | ||
Right PTN (n = 77) | Yes | No | 34 (44.2) | ||
 | No | Yes | 9 (11.7) | ||
 | Yes | Yes | 25 (32.5) | ||
 | No | No | 9 (11.7) |