PMC4531912_01
Abdominal CT scan showed a 12x8x8 cm-sized heterogeneous cystic mass in the left upper quadrant of the abdomen. There was marked displacement of the stomach to posterior and inferior side.
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There was marked displacement of the stomach and omental vessels to the posterior and inferior side, due to compression by the mass (Fig. 1).
Endoscopic ultrasonography showed a large cystic mass near the stomach and liver. The wall echo of the stomach near the mass was normal.
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The wall echo of the stomach was normal (Fig. 2).
A 12x8x8 cm-sized, pale gray-colored, lobulated mass was visualized on the operation field.
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But there was a small area of solid component, which was accompanied with focal hemorrhage and necrosis (Fig. 3 and 4).
The bisected mass was mainly composed of cyst and hemorrhagic materials. There was a small area of solid component.
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But there was a small area of solid component, which was accompanied with focal hemorrhage and necrosis (Fig. 3 and 4).
The microscopic examination revealed leiomyosarcoma with active mitoses (H&E stain, X200).
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Microscopic examination showed spindle-shaped cells with 7-8 mitoses per 10 high power field(Fig. 5).