primary deviation

pri·mar·y de·vi·a·tion

the ocular deviation seen in paralysis of an ocular muscle when the nonparalyzed eye is used for fixation.

pri·mar·y de·vi·a·tion

(prī'mar-ē dē-vē-ā'shŭn)
The ocular deviation seen in paralysis of an ocular muscle when the nonparalyzed eye is used for fixation.
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