PMC7581284_01
Panel 1, 2, and 3 show a CT scan with an expansile osteolytic mass that the thins the underlying calvarium and disrupts the outer table of the left frontal bone but does not extend cranially.
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F1
Chest x-ray and abdominal ultrasound were also unremarkable (Figure 1).
Coronal bone-window of the initial CT scan showed an osteolytic mass eroding the outer table.
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F2
The radiographic diagnosis at time of presentation was eosinophilic granuloma (Figure 2).
Gross visualization of the lesion prior to excision.
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F3
Hemostasis was achieved with cautery and bone wax (Figure 3).
Positive SMA, Vimentin, and beta Catenin staining consistent with desmoplastic fibroma.
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F4
It did show positive immunoreactivity for SMA, vimentin, and beta catenin as seen in Table 1 (Figure 4 and Figure 5).
H&E low and high power histology of tumor.
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F5
It did show positive immunoreactivity for SMA, vimentin, and beta catenin as seen in Table 1 (Figure 4 and Figure 5).