What is it about?
Micro-papillary carcinoma of the breast (MPBC) is a rare histological subtype, accounting for around 1-2% of invasive breast cancers. It is characterized by a distinctive inverted pseudopapillary architecture and a strong tendency to lymphovascular invasion and lymph node metastasis.
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Why is it important?
Despite frequent expression of hormone receptors, it is associated with an unfavorable prognosis due to its aggressive behavior. Diagnosis is based on specific morphological and immunohistochemical criteria, and treatment follows the general principles of breast cancer, although a more aggressive approach is sometimes warranted.
Perspectives
Micro-papillary carcinoma of the breast (MPBC) is a rare histological entity representing approximately 0.9% to 2% of all invasive breast cancers. First described in 1993 by Siriaunkgul and Tavassoli [1],
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This page is a summary of: Residual Micropapillary Carcinoma of the Breast after Neoadjuvant Treatment: a Rare Entity with a Poor Prognosis, Journal of Case Reports and Medical History, October 2025, Acquire Publications LLC,
DOI: 10.54289/jcrmh2500154.
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