PMC4818286_01
Presented female patient. (a) Preoperative; (b) postoperative.
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A 60-year-old, postmenopausal female patient with a KFS and an associated left pelvic kidney admitted herself to the emergency department with increasing abdominal girth (Fig. 1a) over a period of the past 4 weeks. The patient completely recovered and preoperative bowel symptoms resolved immediately, with return to normal abdominal girth (Fig. 1b). the patient was discharged 5 days after surgery.
Compression of the descending colon (red arrow).
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A CT scan showed a large left sided intraabdominal cystic tumor with unclear origin and dignity, causing subtotal compression of the descending colon (Fig. 2).
Intraoperative Situs.
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During extraction from the abdomen, the cyst showed a restiform origin from the left adnex, directly distal to the left ovary (Fig. 3).
Pathological examination. (a) Part of the thin cystic wall lined by flattended epithelium. No mucinous epithelium or cellular atypias are seen (HE-staining, 40x). (b) Overview of the thickened cyst wall with stroma cells grouping around vessels (HE-staining, 12.5x). (c) Detailed view of the thickened wall. No smooth muscle cells or elements of a stromal sex cord-stromal tumor as well a atypia of the stromal cells can be detected (HE-staining, 100x).
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Pathological examination revealed a cyst covered by flat to cuboidal epithelium (Fig. 4a), with partially thickened cyst wall (maximum diameter 12 mm, see Fig. 4b and c).