Strabismus

Convergent Comitant Strabismus; Mechanical Strabismus; Comitant Strabismus; Comitant Strabismus, Convergent; Hypertropias; Noncomitant Strabismus; Phoria; Strabismus, Convergent Comitant; Strabismus, Mechanical
Misalignment of the visual axes of the eyes. In comitant strabismus the degree of ocular misalignment does not vary with the direction of gaze. In noncomitant strabismus the degree of misalignment varies depending on direction of gaze or which eye is fixating on the target. (Miller, Walsh & Hoyt's Clinical Neuro-Ophthalmology, 4th ed, p641)