FIG. 4.

Rectus pulley positions from quasi-coronal plane MRI. A, Vertical position of lateral rectus pulley in control subjects and in subjects with sagging eye syndrome, replotted from published data²³. CVS, cyclovertical strabismus; DPE, divergence paralysis esotropia; HoT, hypotropic orbit in cyclovertical strabismus; HT, hypertropic orbit in cyclovertical strabismus. B, Lateral position of lateral rectus pulley in control subjects and in subjects with sagging eye syndrome, replotted from published data.²³ C, Lateral position of inferior rectus pulley in control subjects and in subjects with sagging eye syndrome, replotted from published data.²³ D, Vertical position of medial rectus pulley in control subjects and in subjects with sagging eye syndrome, replotted from published data.²³