7.What may be the cause(s) of this condition?
{"Image DocumentName": "What may be the cause(s) of this condition?", "Image ImageDescription": "Usually the cause of the neuralgia is unknown. However, the following causes have been suggested by various investigators: 1) Inflammation of the petrous part of the temporal bone (osteitis). (Note: This is understandable in view of the location of the trigeminal ganglion\u2014see #5 above.) 2) Presence of an aberrant artery that lies close to the sensory root of V and compresses it. 3) A pathological process affecting neurons in the trigeminal ganglion or nucleus of the spinal tract of V.", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}