In situ-like morphology in invasive ductal carcinoma: association with HER2 gene aberrations and neuroendocrine differentiation

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Üner M., Yıldırım S., Kösemehmetoğlu K.

33rd European Congress of Pathology, Gothenburg, Sweden, 29 - 31 August 2021, vol.479, pp.18

  • Publication Type: Conference Paper / Summary Text
  • Volume: 479
  • City: Gothenburg
  • Country: Sweden
  • Page Numbers: pp.18
  • Hacettepe University Affiliated: Yes


Invasive ductal carcinoma, NOS may exhibit a unique ductal carcinoma in-situ-like morphology characterized by lack of myoepithelial layer. Herein we described clinicopathological and im- munohistochemical features, as well as hormonal and HER2 status of these tumours.