The greater superficial petrosal/vidian nerve: imaging, anatomy, and pathology

Arthur B. Dublin & Paul J. Donald
The vidian nerve is the distal anterior branch of the greater superficial petrosal nerve (GSPN), the latter a branch of the seventh nerve. The GSPN contains parasympathetic fibers for lacrimation, and originates from the seventh nerve geniculate ganglion. The GSPN courses anteriorly along side the petrous[for full text, please go to the a.m. URL]