Head-shaking nystagmus: a sensitive indicator of vestibular dysfunction. Export

@article{citeulike:3055089, abstract = {This study investigated 258 consecutive patients with the complaint of vertigo undergoing vestibular function tests between August 1992 and July 1994. The head-shaking nystagmus test was performed in a passive fashion with the patient placed in a sitting position with the head anteflexed at 30 degrees and oscillated +/- 45 degrees horizontally for 30 cycles in 15 s; the post head-shaking nystagmus was recorded by electronystagmography. Conventional bithermal caloric tests were conducted with the normal limit of canal paresis set at 20\%. The results show significant correlation between head-shaking nystagmus and canal paresis. Head-shaking nystagmus is more sensitive than canal paresis in predicting vestibular dysfunction. The sensitivity of head-shaking nystagmus in detecting a canal paresis was 90\%. Although the direction of head-shaking nystagmus does not always accord with the side of peripheral vestibular dysfunction, it is an indicator of vestibular dysfunction and this test could be performed easily as a screening test in every otoneurological investigation.}, address = {Department of Otolaryngology, National Cheng Kung University Hospital, Tainan, Taiwan.}, author = {Tseng, H. Z. and Chao, W. Y.}, citeulike-article-id = {3055089}, citeulike-linkout-0 = {http://view.ncbi.nlm.nih.gov/pubmed/9466069}, citeulike-linkout-1 = {http://www.hubmed.org/display.cgi?uids=9466069}, issn = {0307-7772}, journal = {Clinical otolaryngology and allied sciences}, keywords = {hsn, vft}, month = {December}, number = {6}, pages = {549--552}, posted-at = {2008-07-29 03:46:52}, priority = {2}, title = {Head-shaking nystagmus: a sensitive indicator of vestibular dysfunction.}, url = {http://view.ncbi.nlm.nih.gov/pubmed/9466069}, volume = {22}, year = {1997} }

TY - JOUR ID - citeulike:3055089 L3 - citeulike-article-id:3055089 N2 - This study investigated 258 consecutive patients with the complaint of vertigo undergoing vestibular function tests between August 1992 and July 1994. The head-shaking nystagmus test was performed in a passive fashion with the patient placed in a sitting position with the head anteflexed at 30 degrees and oscillated +/- 45 degrees horizontally for 30 cycles in 15 s; the post head-shaking nystagmus was recorded by electronystagmography. Conventional bithermal caloric tests were conducted with the normal limit of canal paresis set at 20%. The results show significant correlation between head-shaking nystagmus and canal paresis. Head-shaking nystagmus is more sensitive than canal paresis in predicting vestibular dysfunction. The sensitivity of head-shaking nystagmus in detecting a canal paresis was 90%. Although the direction of head-shaking nystagmus does not always accord with the side of peripheral vestibular dysfunction, it is an indicator of vestibular dysfunction and this test could be performed easily as a screening test in every otoneurological investigation. IS - 6 JF - Clinical otolaryngology and allied sciences SN - 0307-7772 AD - Department of Otolaryngology, National Cheng Kung University Hospital, Tainan, Taiwan. EP - 552 TI - Head-shaking nystagmus: a sensitive indicator of vestibular dysfunction. VL - 22 SP - 549 KW - hsn KW - vft AU - Tseng, HZ AU - Chao, WY PY - 1997/12// UR - http://view.ncbi.nlm.nih.gov/pubmed/9466069 ER -