PMC2648644_01
Computed tomograms of the abdomen show a heterogeneous and ill-defined tumor 
in the abdominal
wall.
JO2008-478325.001.jpg
PMC2648644_01_JO2008-478325.001.jpg
fig1
Abdominal and pelvic ultrasounds followed by computed tomography showed a heterogeneous intramuscular mass of 8.5 cm diameter without local extension (Figure  1).
Tubulocystic and
papillary pattern (hematoxylin
eosin, original magnification x200).
JO2008-478325.002.jpg
PMC2648644_01_JO2008-478325.002.jpg
fig2
Surgical margins were positive.  Microscopically, the tumor showed a predominant papillary and tubulocystic growth pattern (Figure 2).
Tumor
cells with hobnail configuration (hematoxylin eosin, original magnification x400).
JO2008-478325.003.jpg
PMC2648644_01_JO2008-478325.003.jpg
fig3
The tumor cells were round or polygonal most with hobnail configuration (Figure 3).
Endometrial gland invaded by tumor cells (hematoxylin eosin, original magnification
x400).
JO2008-478325.004.jpg
PMC2648644_01_JO2008-478325.004.jpg
fig4
Benign endometriotic foci were observed in the proximity of the tumor (Figure 4).