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What is the basic Pathophysiology of Nystagmus

Nystagmus is a Disorder of ocular posture / mechanisms that maintain steady fixation.

The Basic pathology is the abnormality in gaze stabilizing mechanism

There are three main mechanism which will maintain the image of the object steady on the retina

and preserve the visual acuity they are

  1. Visual Fixation mechanism
  2. Vestibulo-ocular reflex
  3. Gaze Holding mechanism

Any abnormality will lead to disorder of slow eye movement resulting in Nystagmus

Reference Notes 

What is See-Saw Nystagmus ?
What are the causes of Acquired Pendular nystagmus ?
What is Convergence-Retraction Nystagmus ?
Dissociated Jerk Nystagmus and causes
What is Rebound nystagmus and its causes?
What is Bruns's nystagmus?
What is Gaze evoked nystagmus?
Down-beat nystagmus and its causes
Upbeat nystagmus and its causes
What is the basic Pathophysiology of Nystagmus
Alexanders law in Nystagmus - A brief