Malignant transformation of endometriosis is rare and most commonly involves the ovary; transformation from paraurethral endometriosis is exceedingly rare.
Ovarian seromucinous carcinoma is generally classified within the spectrum of endometrioid carcinoma. We report a rare ovarian carcinoma with mucoepidermoid carcinoma-like features arising in direct association with a seromucinous borderline …
Separate endometrioid adenocarcinoma involving only the gastrointestinal tract is extremely rare. Its diagnosis requires confirmation through pathological examination and immunohistochemical analysis.
Endometriosis-associated ovarian cancers (EAOCs), encompassing clear cell (CC) and endometrioid carcinomas (EC), constitute distinct biological entities yet lack robust biomarkers for precise classification, prognostication, and therapeutic decision-making in women. Therefore, …
Endometriosis is a benign yet chronic gynecologic condition that, in rare cases, may undergo malignant transformation. Although endometriosis-associated malignancies most commonly arise in the ovary, extragonadal sites may also be …
Extrauterine mesonephric-like carcinoma (ExUMLC) is a rare female genital tract tumor associated with advanced stage disease and distant recurrences. Although there is a histologic and mutational overlap with extrauterine low …
Endometrioid borderline tumors (EBTs) and seromucinous borderline tumors (SMBTs) are rare ovarian neoplasms with distinct histologic features. However, the molecular profiles of EBTs and SMBTs remain incompletely characterized. We performed …
Sex cord-like morphology is now a well-known feature of occasional examples of endometrioid carcinoma of the ovary or fallopian tube. Recently, we have observed that these tumors are frequently negative …