Table 1.

Patients not meeting MS diagnostic criteria defined for this study

	Facial paralysis	Abducens paralysis	Symptoms/findings	Diagnosis
No. 6	Unilateral	No	Hypermetropia, Achilles contracture	Unknown
No. 7	No	No	Fibrotic eye muscles, divergent strabismus, bilateral clubfeet, leukomalasia of the cerebrum with periventricular pathologies	Congenital Fibrosis of Extraocular Muscles type 3A (OMIM #600638) and Artrogryposis Multiplex Congenita
No. 8	No	No	Congenital vocal cord paralysis	Unknown
No. 9	Affected	Unilateral	Apraxia of the oculomotor nerves, midfacial hypoplasia, unilateral club-foot, anisomelia, Poland	Artrogryposis Multiplex Congenita.
No. 10	Unilateral	No	Congenital syringomelia, anal atresia, hypospadia, fibula atresia, cruciate ligament aplasia	Unknown

In this study we define MS as congenital bilateral paralysis of the facial and abducens nerves