The Zygomaticofacial Foramen is 2 cm lateral and 2 cm inferior to the lateral canthus (edge) of the eye. A case of neuropathic pain from there that responded well to injection is documented.
Headache. 2018 Mar;58(3):455-457.
doi: 10.1111/head.13270.
Zygomaticofacial Neuralgia: A New Cause of Facial Pain.
Gómez-Mayordomo V, Gutiérrez-Viedma Á, Porta-Etessam J, Rubio-Rodríguez, Cuadrado ML
http://onlinelibrary.wiley.com/doi/10.1111/head.13270/full
no abstract
- 51 yr old lady – had prior radiotherapy for Graves disease thyroid
- pain and tenderness i on her right cheek with well-defined boundaries.
- episodic 1-3 times/ day and lasted 2-24 hours.
- Intensity =4 – 9/10
- pain quality – pressing, sometimes throbbing
- hyperalgesia in a 4 3 2cm area over the right zygomatic bone, the inferior region of the temple and the lateral aspect of the lower eyelid.
- tenderness restricted to Zygomaticofacial foramen
- subcutaneous injection of 1 mL of bupivacaine 0.5% in the proximity of the zygomaticofacial foramen – 2 cm lateral and 2 cm inferior to the lateral canthus of the eye –with a 30-gauge needle – relief for 6 months
Comment – you diagnose what you know and hopefully this makes something you will now know