PMC6776457_01
Preoperative ultrasonographic image of the cyst
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F1
In evaluating the abdomen via ultrasonography (USG), a retrovesical cystic mass with septate and 9 cm in diameter was determined (Fig. 1).
The excised cyst
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F2
A cystic material of nearly 10 cm that was located in retrovesical region was intraoperatively detected and totally removed (Fig. 2).
Histologic view of the cyst showing cuticula and germinative membrane (HEx400)
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F3
Histo-pathologic examinations showed the features of hydatid cyst and appendicitis (Fig. 3).