Oculomotor apraxia is defined as defective or absent horizontal voluntary eye movements and includes head thrusting to look at objects to the side.

1. Ataxia-telangiectasia syndrome

2. Brain tumor

            A. Astrocytoma

            B. Lipoma

3. Isolated

4. Male predominance

5. Neurofibromatosis

6. Oral-facial-digital syndrome type II

7. Post cardiac surgery

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Moschner C, et al. Comparison of oculomotor findings in the progressive ataxia syndromes. Brain 1995; 117:15-25.

Zackon DH, Noel L. Ocular motor apraxia following cardiac surgery. Can J Ophthal 1991; 26:102.

Zaret C, et al. Congenital ocular motor apraxia and brainstem tumor. Arch Ophthalmol 1980; 98:328-330.