Physicians treat a patient with right-eye proptosis

Key Points

A 61-year-old woman was referred to the Bascom Palmer Eye Institute Oculoplastics clinic with right-eye proptosis. The patient first noted the proptosis as well as epiphora, redness, and irritation 2 weeks prior.

Examination

Differential diagnosis

The differential diagnosis of enlarged extraocular muscles with lid retraction, compressive optic neuropathy, and limited extraocular movement includes thyroid eye disease, inflammatory pseudotumor, neoplasm (lymphoma, metastatic disease), and sarcoidosis.

Case continued