PMC3263261_01
Sketch showing the dose distribution and injection sites of BTX. The potential likely site resulting in superior oblique paresis is marked by a highlighted star
IJO-60-77-g001.jpg
PMC3263261_01_IJO-60-77-g001.jpg
F1
His reports indicated that 48U BTX was administered [Fig. 1].
Hess chart showing small hypertropia in the right eye associated with ipsilateral superior oblique muscle underaction
IJO-60-77-g002.jpg
PMC3263261_01_IJO-60-77-g002.jpg
F2
Hess chart demonstrated mild weakness of the right superior oblique [Fig. 2].