Metachronous Metastatic Invasive Breast Carcinoma and Metastatic Small Cell Carcinoma Clinically and Radiologically Favoured to Be of Pulmonary Origin: A Case Report. (PubMed, Diagnostics (Basel)) - Oct 17, 2026 - "She received palliative radiotherapy for painful bone metastases and systemic treatment with letrozole and ribociclib...The patient was subsequently treated with cisplatin, etoposide, and atezolizumab... New metastatic-appearing lesions in patients with a known malignancy should not automatically be attributed to progression of the original cancer. Re-biopsy and integrated histopathological, immunohistochemical, clinical, and radiological assessment may identify a distinct second malignancy and substantially alter systemic treatment and clinical management."
Journal • Breast Cancer • Endocrine Cancer • Hepatology • HER2 Breast Cancer • HER2 Negative Breast Cancer • HER2 Positive Breast Cancer • Hormone Receptor Breast Cancer • Hormone Receptor Positive Breast Cancer • Lung Cancer • Musculoskeletal Pain • Neuroendocrine Carcinoma • Oncology • Pain • Solid Tumor • ER • GATA3 • HER-2 • NCAM1 • NKX2-1 • PGR • SYP
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Adeline-Roxana Bucur; Alexandru Cristian Cindrea; Alina Cristina Barb; Antonia Armega-Anghelescu; Flavia Zara; Petra Curescu
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