PMC3670524_01
Frontal view.
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fig1
Swelling was firm to hard in consistency and nontender on palpation (Figures 1 and 2).
Lateral view.
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fig2
Swelling was firm to hard in consistency and nontender on palpation (Figures 1 and 2).
Intraoral view depicting the growth.
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fig3
The growth was firm in consistency and tender on palpation (Figure 3).
OPG showed erosion of the left maxilla and downward displacement of 24.
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fig4
Orthopantomograph and postero-anterior views showed erosion of the left maxilla and downward displacement of 24 (Figures 4 and 5).
PA view showed erosion of the left maxilla and downward displacement of 24.
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fig5
Orthopantomograph and postero-anterior views showed erosion of the left maxilla and downward displacement of 24 (Figures 4 and 5).
CT showing the extent of the lesion.
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fig6
There was destruction of superior aspect of the anterior wall of the left maxillary sinus adjacent to zygomatic arch, which also extended into orbital floor and anterolateral aspect, posteromedially extended to involve left sphenoid sinus and posterior ethmoid sinuses (Figure 6).
Histopathological picture showing sheets of neoplastic cells having round hyper chromatic nuclei with scanty discernible cytoplasm. Some cells have clear cytoplasm.
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fig7
Biopsy of the lesion was done under local anesthesia and on histopathological examination revealed sheets of neoplastic cells having round hyperchromatic nuclei with scanty discernible cytoplasm with some cells with clear cytoplasm suggestive of the diagnosis as poorly differentiated small round cell tumor (Figure 7).
IHC revealed, tumor cells express Mic-2 with crisp cytoplasmic positivity.
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fig8