Given the wide range of differential diagnoses for adnexal masses, the key issue is the correct assessment of the initial location to rule out malignant or emergency cases. Here, we report a case of perforated sigmoid colon cancer initially diagnosed as a tubo‐ovarian abscess.

Thecoma is a commonly benign ovarian tumor of the group “Sex cord‐stromal neoplasms.” This group represents <5 percent of ovarian tumors. Thecoma is extremely rare in pregnancy. Here, we describe a 17‐week pregnant woman presenting with acute ovarian pedicle torsion as a result of an ovarian thecoma.