PMC8181099_01
Coronal (a) and axial (b) CT scans showing large orbital mass with lateral rectus involvement.
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fig1
In his CT scan, a large orbital mass was seen with lateral rectus involvement (Figures 1 and 2) and he received intravenous Solumedrol.
Sagittal MRI scan showing orbital mass with lateral rectus involvement.
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fig2
In his CT scan, a large orbital mass was seen with lateral rectus involvement (Figures 1 and 2) and he received intravenous Solumedrol.
H/E-stained slide show plasmocytoid cells with infiltration of muscle fiber. (x400). Tumoral cells diffuse and strongly positive for CD138, CD56, and lambda light chain.
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fig3
Tumor was diffuse and strongly positive for CD138, CD56, and lambda light chain and diffuse dot-like pattern for CD99 (Figure 3).
Preoperative (a) and postoperative (b) external pictures showing resolution of proptosis after orbitotomy.
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fig4
After tumor resection, he underwent another course of approximately 30 sessions of radiotherapy (overall dose of 60G) for complete remission of symptoms (Figure 4).