PMC4289994_01
Brain magnetic resonance imaging demonstrating a 3.9 cm retro-orbital mass displacing the right eye anteriorly and also intracranial invasion
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F1
Computed tomography (CT) and magnetic resonance imaging scans of the head (Fig. 1) demonstrated a 3.9 x 3.0 x 2.2 cm right retro-orbital mass with 1 cm of intracranial invasion.
Orbital mass biopsy with hematoxylin and eosin stain. Carcinoma cells are seen eroding through bone of the orbital roof
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F2
Pathology demonstrated metastatic glandular carcinoma eroding through bone of orbital roof (Fig. 2).
Endoscopic image of a large malignant rectal mass and likely primary source of orbital metastasis
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F3
Colonoscopy revealed a hemicircumferential rectal mass located 3 cm from the anal verge (Fig. 3).