A congenital disorder where the upper eyelid briefly opens wider and seems to wink when one is talking or chewing. It is usually a unilateral condition affecting females and males in equal proportion.

Also Known As

  • Marcus Gunn Phenomenon
  • Marcus Gunn Jaw-Winking Syndrome
  • Marcus-Gunn Jaw-Winking Ptosis
  • Jaw-Winking Syndrome
  • Maxillopalpebral Synkinesis