Neuroendocrine tumors (NETs) or carcinoid tumors are rare neoplasms originating from neuroendocrine cells, most commonly found in the appendix. While NETs are often asymptomatic, they may present with abdominal pain, …
BackgroundMesonephric-like adenocarcinoma (MLA) is a rare type of Müllerian carcinoma that poses significant diagnostic challenges, especially at extrauterine sites. Its morphologic and immunophenotypic overlap with other carcinomas can lead to …
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 …
Neoplastic potential of endometriosis is well established, albeit rare, and endometriosis-associated neoplasms are frequently encountered in clinical practice.
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 …
Gynecological masses in females comprise benign and malignant masses. These lesions have become a great concern for gynecologists and radiologists because the pelvic organs are aligned in such proximity that …
Brenner tumors are rare ovarian neoplasms that often coexist with other epithelial tumors, most commonly mucinous cystic neoplasms. The association of Brenner tumors with endometriosis is unusual and not well-documented …
To explore the characteristics and survival outcomes of ovarian squamous cell carcinoma (SCC) and the treatment effectiveness of immune checkpoint inhibitors (ICIs).
Endometriosis of the vermiform appendix is an uncommon pathology that may present as an appendiceal mass identified on colonoscopy. This may be due to an appendiceal endometrioma or intussusception of …
Polypoid endometriosis is a remarkably rare variant of endometriosis that may clinically and morphologically mimic benign or malignant neoplasms. Vaginal involvement is particularly uncommon and can pose diagnostic challenges due …