Comparison of ocular torsion between congenital and acquired unilateral superior oblique palsy.
Dae Hee KimHyun-Taek LimPublished in: Eye (London, England) (2019)
Congenital USOP showed greater fundus extorsion in the non-paretic eye, compared with acquired USOP. Fundus photographs of both eyes are necessary to understand the ocular torsion in USOP patients and the variations in fundus torsion with varying USOP aetiology.