Stability Disorders

Structure And Functions

Section 1: Spontaneous Intrusions Oscillations

  1. Opsoclonus
    1. Neonatal
    2. Parainfectious Opsoclonus
    3. Paraneoplastic
  2. Ocular Flutter
    1. Neonatal
    2. Idiopathic
    3. Paraneoplastic
    4. Multiple Sclerosis
  3. Square Wave Jerks
  4. Jerk Oscillations
  5. Pendular Vertical Oscillations
  6. Pendular Horiztonal Oscillations
  7. Ocular Dipping

Section 2: Rhythmic Intrusions/Nystagmus/Dysmetria

  1. Congenital Nystagmus
    1. Infantile Nystagmus Syndrome
      1. Familial Congenital Nystagmus
      2. Horizontal Pendular Nystagmus
      3. Horizontal Jerk Nystagmus
    2. Fusional Maldevelopment Nystagmus Syndrome
      1. Latent
  2. Nystagmus - Acquired
    1. Vertical
      1. Upbeat
        1. Primary Position
        2. Gaze Evoked
      2. Downbeat
        1. Primary Position
        2. Gaze Evoked
    2. Horizontal
      1. Primary Position
      2. Gaze Evoked
    3. Special Forms
      1. Abducting
      2. Elliptical
      3. Periodic Alternating
      4. Rebound
      5. See-saw
      6. Torsional
      7. Voluntary
    4. Vergence Nystagmus
      1. Ocular Dipping
      2. Pendular Vergence Oscillations
  3. Saccadic Dysmetria
    1. Vertical
    2. Horizontal
  4. Oscillopsia