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. Author manuscript; available in PMC: 2012 Dec 7.
Published in final edited form as: Am J Med Genet A. 2008 May 15;146A(10):1235–1240. doi: 10.1002/ajmg.a.32262

Table 2.

Ocular motility and alignment

Patient Abduction Adduction Retraction Vertical Alignment Convergence Comments
A1 0% OU 0% OU None
observed		 Full Orthotropic at
distance;
exotropic at near		 None observed No nystagmus; facial
twitching; mild
scoliosis
B1 0% OU 0% OU None
observed		 Grossly full Grossly ortho None
observed		 No nystagmus; facial
twitching; mild
scoliosis; poorly
cooperative
C1 0% OU 25% OU Mild OU Full Ortho Good Intermittent rapid
horizontal pendular
nystagmus
C2 0% OU 0% OU None
observed		 Grossly full Grossly ortho None
observed		 No nystagmus; poorly
cooperative infant
C3 100% OU 100% OU None Modest
elevation
restriction
OS		 Incomitant left
hypotropia;
orthotropic in RG;
ET without
correction		 Intact No nystagmus;
accommodative ET
controlled with
glasses; strabismic
amblyopia OS; left
ptosis
C4 100% OU 100% OU None Full Ortho Excellent No nystagmus; dense
anisometropic
amblyopia OS
D1 0% OU 0% OU None
observed		 Grossly full Grossly ortho None
observed		 No nystagmus
E1 0% OU 0% OU None
observed		 Grossly full Grossly ortho Excellent No nystagmus
F1 0% OU 0% OU Mild OU Full Orthophoric Excellent No nystagmus

Adduction and Abduction = % of normal excursion; OU = both eyes; OS = left eye; Ortho = orthophoric; RG = right gaze; ET = esotropia