The etiology of anterior ethmoidal neuralgia is:
Sluder's neuralgia or the anterior ethmoidal syndrome is pain around the bridge of the nose radiating into the forehead. It is said to originate from the middle turbinate (pa of ethmoid bone) pressing on the deted septum. This is a rare cause of headache and also k/a contact point headache.
Inferior turbinate pressing on the nasal septum
Middle turbinate pressing on the nasal septum
Superior turbinate pressing on the nasal septum
Causing obstruction of sphenoid opening