Neuroendocrine breast tumors represent a rare subtype of breast cancer, accounting for less
than 1% of all neuroendocrine neoplasms. Starting from their pathology definition, and going …

Neuroendocrine neoplasms of the breast (Br-NENs) are rare tumors of the mammary gland.
Their definition and classification have been a matter of discussion for more than half a …

Neuroendocrine carcinomas (NEC) of the breast are exceedingly rare tumors, which are
classified in the WHO system as small cell (SCNEC) and large cell (LCNEC) carcinoma …

Background: Persistence of disseminated tumor cells (DTCs) is observed in 10 to 15% of
breast cancer patients and is associated with poor prognosis. These patients might benefit …

Introduction Invasive breast cancer with neuroendocrine differentiation is a rare subtype of
breast malignancy. Due to frequent changes in the definition of these lesions, the correct …

Background Primary neuroendocrine neoplasms of the breast (Br-NENs) are rare. The
classification has been updated in recent years making interpretation of the data published …

Background Primary breast neuroendocrine tumors (BNETs) represent< 1% of breast
cancers. Diagnosing BNETs can be challenging, and a limited amount of cohort data …

Breast cancer (BC) is a heterogeneous disease with a spectrum of morphological features.
Concepts of histogenesis and differentiation in BC remain controversial. Recent evidence …

Objective Few studies have investigated extrapulmonary small cell carcinoma (EPSCC) in a
systematic way. This study is to analyze EPSCC in 11 tumor sites from different aspects in …

Background The epidermal growth factor receptor (EGFR) p. Thr790Met (T790M) mutation
was discovered as a resistance mechanism in patients with lung cancer treated with first-and …