Article Text
Letter
Liposarcoma of the orbit presenting as an enlarged medial rectus muscle on CT scan
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Primary orbital liposarcoma is extremely rare in the orbit. Only a few published cases have included imaging studies, showing findings varying from well defined, homogeneous lesions of soft tissue density to heterogeneous masses containing fat.1,2 We report one patient who presented with painless proptosis and double vision and had an enlargement of the medial rectus muscle on computed tomography (CT) as the sole initial imaging finding.
Case report
A 75 year old man presented with a 3 month history of painless diplopia and protrusion of the left eye. His medical history revealed only diabetes mellitus. On ophthalmic examination his visual acuity was 6/6 in the right eye and 6/9 in the left eye. There was a …