Table 4 Studies of SPG block for trigeminal neuralgia
From: Sphenopalatine ganglion: block, radiofrequency ablation and neurostimulation - a systematic review
Trigeminal neuralgia | ||||||||
|---|---|---|---|---|---|---|---|---|
Author | Year | Medical problems | Approach | Imaging | Medication | Number of cases | Study design | Outcome |
Peterson et al. [12] | 1995 | Trigeminal neuralgia | Cotton tip applicator | None | 4% lidocaine | 2 | Case series | Pain free |
Manahan et al. [13] | 1996 | Trigeminal neuralgia | NA | None | Bupivacaine | 1 | Case report | Pain free |
Kanai et al. [11] | 2006 | Second division trigeminal neuralgia | Nasal spray | None | Lidocaine | 25 | Randomized control | Significantly decreased pain with intranasal lidocaine spray |
Candido et al. [14] | 2013 | Trigeminal neuralgia, chronic migraine headache, post-herpetic neuralgia | Tx360 Nasal applicator, transnasal | None | 0.5% ropivacaine and 2 mg dexamethasone | 3 | Case series | Satisfactory |