Catalog

Inverse Marcus-Gunn phenomenon

No MMS code

Link to WHO Definition

Inverse Marcus-Gunn phenomenon – http://id.who.int/icd/entity/348052110

This is an autosomal-dominant condition with incomplete penetrance, in which nursing infants will have rhythmic upward jerking of their upper eyelid. This condition is characterised as a synkinesis: when two or more muscles that are independently innervated have either simultaneous or coordinated movements.