Diagnostic challenge in diagnosing bilateral breast metastases from mediastinal neuroendocrine tumor: A case report.

ABSTRACT:

Background

Metastatic neuroendocrine tumours (NETs) to the breast are very rare entities.

Case presentation

A 26-year-old lady presented with anterior neck swelling with symptoms of superior vena cava syndrome for 6 months. Imaging study revealed a mediastinal mass which was preceded with core biopsy which was consistent with high-grade small cell NETs. Despite second-line adjuvant chemotherapy and radiotherapy, her disease became advanced which was confirmed via restaging scan. There were bilateral breast lesions discovered during the scan which was deemed to be metastatic NETs histologically. Despite prompt initiation of treatment, she succumbed 1 year after the radiotherapy due to disease progression.

Conclusion

High suspicion of an index is needed for diagnosis wh

SUBMITTER: Chan KH 

PROVIDER: S-EPMC7683178 | biostudies-literature | 2020 Dec

REPOSITORIES: biostudies-literature