1. A video oculography system comprising: a light-weight head mounted base adapted to be attached to a patient's head; at least one digital camera attached to the base configured to obtain video images of one of the patient's eyes and configured to operate at a speeds of at least 30 hz; a controller coupled to each camera configured to store images of the patient's eye obtained by the camera and configured to selectively play back data from cameras for the clinician and configured to calculate eye movement from the images of the patient's eye obtained by the camera wherein the eye moment calculation includes calculation of eye movement in an X direction, a Y direction orthogonal to the X direction and torsional movement of the eye; and a light source attached to the base, wherein the light source is directed away from the patient's eye and visible to the clinician while the patient is wearing the head mounted base.