PMC2408707_01
CT scan showing a
contrast-enhanced lesion with central sunburst pattern and calcifications black
asterisk (upper (axial view), lower (sagittal view)) was noted in the para-nasal
and cheek soft-tissues. It extended medially into the surrounding nasal bone
structures and posteriorly into the left maxillary sinus and nasal fossa. It
extended superiorly to palatine prosthesis black square. Insert on Figure 1(a)
shows conformational radiotherapy plan (according to Euro-Ewing 99
recommendations). Initial tumor volume was treated with a 2 cm margin and included
posttherapeutic scar tissue area white asterisk.
SRCM2008-854141.001.jpg
PMC2408707_01_SRCM2008-854141.001.jpg
fig1
On computerized tomography (CT) scan, a 19-mL contrast-enhanced lesion with central sunburst pattern and calcifications (Figure 1) was noted in the para-nasal and cheek soft-tissues.
(Histological examination) HES x 600
small-round-blue-cell arrow head tumor with highly cellular areas. Insert (gross
examination) showed a pseudoencapsulated fleshy tumor mass.
SRCM2008-854141.002.jpg
PMC2408707_01_SRCM2008-854141.002.jpg
fig2
Grossly, the lesion appeared as a purple matter with areas of hemorrhage and necrosis (Figure 2).