Strabismus Monocular strabismus 2010-09-08T10:47:57Z Unilateral strabismus HP:0010877 A type of strabismus in which the fixating eye is always the same one, while the other eye is constantly deviated. Monocular strabismus is to be distinguished from alternating strabismus, in which either of the eyes 'squints' at different times. UMLS:C4023678