Fig. 10 Orbital pseudotumor. A patient with subacute orbital pseudotumor showing mild proptosis with hyperemia and edema of the eyelids and limited extraocular motility of the left eye (A, B). The left medial rectus muscle is severely involved with the disease that is also present to a lesser degree within the left inferior rectus muscle. Frames C and D reveal a mixture of lymphocytes, plasma cells, and eosinophils wthin fibroadipose tissues of the orbit.