Table 2. [SLC39A8-CDG: Frequency of Select Features]. - GeneReviews®

Feature	Proportion of Persons w/Feature	Comment
Developmental delay / intellectual disability	15/15
Hypotonia	15/15	Truncal postural hypotonia
Feeding difficulties	14/15
Movement disorder	15/15	Dyskinetic movements
Spasticity	9/15	Variable (mild to severe)
Epilepsy	9/15
Growth deficiency	3/15
Ophthalmologic manifestations	14/15	Strabismus, cortical blindness
Hearing impairment	3/15

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