Medial rectus muscle injury as a complication of FESS can vary markedly. Proper characterization and treatment are important, particularly with reference to the degree of direct MR injury (muscle tissue loss) and entrapment. Patients with severe MR disruption can benefit from intervention but continue to show persistent limitation of ocular motility and functional impairment. Prevention and early recognition and treatment of these injuries are emphasized.

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Tarsorrhaphy is a very effective and safe procedure in the management of nonhealing epithelial defects and other surface problems, with a 90.9% success rate and only minor complications.

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