PMC5824521_01
A clinical image shows 68-year-old male c/o of pain on the right side of lower jaw radiating to ear for 15 days
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F1
A 68-year-old male patient reported with a chief complaint of pain on the right side of lower jaw radiating to ear for the past 15 days [Figure 1].
Intraoral examination showing ulcer of size approximately 1 cm x 1.5 cm in posterolateral region of soft palate extending from distal of 15 to tuberosity region
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F2
Intraoral examination revealed a solitary ulcer of size approximately 1 cm x 1.5 cm in posterolateral region of soft palate extending from the distal aspect of the second premolar till tuberosity region [Figure 2].
Coronal computed tomography section showing obliteration of the right maxillary sinus and erosion of bone in tuberosity region by tumor mass
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F3
Computed tomography scan revealed the presence of a tumor mass obliterating right maxillary sinus and eroding bone in tuberosity region [Figures 3 and 4].
Axial computed tomography section showing erosion of the right maxillary tuberosity
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F4
Computed tomography scan revealed the presence of a tumor mass obliterating right maxillary sinus and eroding bone in tuberosity region [Figures 3 and 4].
Nests and sheets of basaloid cells with predominating solid nests (H and E stain, x10)
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F5
Few cell groups revealed cribriform pattern composed of uniformly shaped basaloid tumor cells with scanty cytoplasm and angulated basophilic nucleus [Figures 5 and 6].
(a) Nests of basaloid cells separated by bands of fibrous stroma (H and E stain, x40) (b) solid cell nests with few duct-like structures and numerous mitotic figures (H and E stain, x40)
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F6
Few cell groups revealed cribriform pattern composed of uniformly shaped basaloid tumor cells with scanty cytoplasm and angulated basophilic nucleus [Figures 5 and 6].