Neurodevelopmental profile in Angelman syndrome: more than low intelligence quotient

Table 5 Neurovisual features

Sbj	Refr. errors	Fundus oculi	Visual fixation	Smooth pursuit	Saccades	Strabismus	Abnormal ocular movement	Visual acuity	Contrast sensitivity (%)	Visual field	Visual attention
Pat. 1	A, I	Normal	Altered	Altered	Normal	Exotropia	No	6.3/10	1.25	Normal	Altered
Pat. 2	A, I	Normal	Normal	Normal	Normal	No	No	6.3/10	1.25	Normal	Altered
Pat. 3	A, I	Normal	Normal	Altered	Altered	Exo-hypotropia	No	13 cy/deg	1.25	Normal	Altered
Pat. 4	A, I	Normal	Normal	Altered	Altered	Esotropia	No	9.6 cy/deg	5	Normal	Altered
Pat. 5	A, I	Hypop.	Altered	Altered	Normal	No	No	9.6 cy/deg	1.25	Normal	Altered
Pat. 6	A, I	Hypop.	Normal	Altered	Normal	Exotropia	No	9.6 cy/deg	1.25	Normal	Altered
Pat. 7	A, I	Hypop	Altered	Altered	Altered	Exotropia	No	9.6 cy/deg	1.25	Normal	Altered
Pat. 8	A, M	Hypop.	Normal	Normal	Normal	Exotropia	No	9.6 cy/deg	1.25	Normal	Altered
Pat. 9	A, I	Normal	Normal	Normal	Altered	No	No	14 cy/deg	5	Normal	Altered
Pat. 10	A	Hypop.	Normal	Normal	Normal	No	No	14 cy/deg	1.25	Normal	Altered

A astigmatism, I hypermetropia, M myopia, Hypop hypopigmentation, OD optic disc, Ny latent nystagmus with horizontal jerky

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