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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Her primary deviation from the script here offers a peek at the kind of unhinged delight this story could have been in braver hands, as she forces Stefan to his knees and hisses, "I like you begging; do it again
Secondary deviation greater than primary deviation indicating paralytic squint of right eye.
PHOTO 2: Secondary deviation in the non paretic left eye greater than primary deviation in the paretic right eye indicating paralytic non concomitant squint of right eye.