It is possible that the main title of the report Marcus Gunn Phenomenon is not the name you expected. Please check the synonyms listing to find the alternate name(s) and disorder subdivision(s) covered by this report.
- Marcus Gunn (Jaw-Winking) Syndrome
- Marcus Gunn Ptosis (with jaw-winking)
- Maxillopalpebral Synkinesis
Marcus Gunn phenomenon is a rare genetic disorder that is usually present at birth. It is characterized by the movement of one upper eyelid in a rapid rising motion each time the jaw moves. Other eye abnormalities and vision difficulties may also occur. The exact cause of this phenomenon is not known.
March of Dimes Birth Defects Foundation
1275 Mamaroneck Avenue
White Plains, NY 10605
NIH/National Eye Institute
31 Center Dr
Bethesda, MD 20892-2510
Genetic and Rare Diseases (GARD) Information Center
PO Box 8126
Gaithersburg, MD 20898-8126