Update _2_0_160 - Veterans Affairs

c. Other examinations. Head-shaking nystagmus may be evoked by having the patient shake his/her head vigorously for 15-20 seconds. Eye movements are observed by Frenzel lenses. If the patient has nystagmus and did not have spontaneous nystagmus, an uncompensated lesion is noted. Normally, the nystagmus beats away from the lesion side. d. ................
................