Horizontal and vertical nystagmus

HORIZONTAL GAZE NYSTAGMUS: THE SCIENCE AND THE LAW

Mar 02, 1999 · horizontal gaze nystagmus, crash reconstruction, and other evidence, the NTLC can assist with technical and case law research. Likewise, when faced with inquiries from community groups about getting impaired drivers off the road, NTLC can provide research and statistics

August 29th,2020

Vestibular Disease in Dogs and Cats

- Vertical nystagmus (but the nystagmus could be horizontal or rotary) - Dysconjugate nystagmus (eyes moving in different directions) - Cranial nerve signs other than facial palsy If the signs came on acutely, a vascular accident or head trauma are more likely. These differentials are

https://www.vetneurocenter.com/uploaded-assets/pdfs/vestibular-disease.pdf

August 29th,2020

The Horizontal Gaze Nystagmus (HGN) Test

b. Direction of nystagmus (given by the direction of the fast phase of the eye movement) is always in the direction of gaze. 3. Onset of Nystagmus Prior to 45 Degrees a. Referred to as gaze-evoked, gaze-induced, or simply gaze nystagmus if it is neurological in origin. However, if it …

https://cdn.ymaws.com/mcaa-mn.org/resource/resmgr/files/tsrp/Resources/Horizontal_Gaze_Nystagmus_Te.pdf

August 29th,2020

HORIZONTAL GAZE NYSTAGMUS: THE SCIENCE AND THE LAW

Mar 02, 1999 · horizontal gaze nystagmus, crash reconstruction, and other evidence, the NTLC can assist with technical and case law research. Likewise, when faced with inquiries from community groups about getting impaired drivers off the road, NTLC can provide research and statistics

https://www.nhtsa.gov/sites/nhtsa.dot.gov/files/documents/horizontal_gaze_nystagmus-the_science_and_the_law.pdf

August 29th,2020

Nystagmus testing in intoxicated individuals

sustained endpoint nystagmus, and induced nystagmus prior to a lateral gaze angle of 45 degrees. Recently, the Vertical Gaze Nystagmus (VGN) test has been added to the SFST training for patrol officers.4 The VGN test assesses nys-tagmus induced in upgaze. Collectively, the SFSTs are used to …

https://www.theiacp.org/sites/default/files/all/c/Posture%20HGN.pdf

August 29th,2020

Persistent Positional Nystagmus: A Case of Superior ...

nystagmus, with the torsional component beating toward the dependent ear. The nystagmus was of immediate onset and persisted as long as the patient remained in the provocative position. This is consistent with cupulolithiasis. Note that the left eye has more of a vertical com-ponent and the right eye has a more of a torsional component.

https://deepblue.lib.umich.edu/bitstream/handle/2027.42/86936/21848_ftp.pdf;sequence=1