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Cancer Discov
January 2025
Hamon Center for Therapeutic Oncology Research, University of Texas Southwestern Medical Center, Dallas, Texas.
Small cell lung cancer (SCLC) and pulmonary carcinoid tumors are traditionally seen as unrelated, with SCLC linked to smoking and characterized by biallelic loss of RB1 and TP53 and rapid progression. Rekhtman and colleagues upend these assumptions by discovering an "atypical" SCLC that arises in nonsmokers with intact RB1 and TP53 loci, chromothripsis-induced oncogene amplifications on extrachromosomal DNA, and frequent synchronous carcinoid tumors. See related article by Rekhtman et al.
View Article and Find Full Text PDFAnn Thorac Surg Short Rep
December 2024
Interventional Radiology Service, Memorial Sloan Kettering Cancer Center, New York, New York.
Background: The study evaluated the safety and adequacy of percutaneous transsternal anterior mediastinal core biopsy.
Methods: All percutaneous computed tomography-guided transsternal mediastinal 18-gauge core biopsies performed at 2 academic centers were retrospectively reviewed. Procedural, clinical, and pathology data were recorded.
Cancer Treat Rev
December 2024
Department of Medicine I, Division of Oncology, Medical University of Vienna, Austria. Electronic address:
Neuroendocrine tumors (NET) of the lung are a slowly growing subtype of lung cancer that has a different treatment paradigm than aggressive and more common forms of lung neuroendocrine neoplasms (NEN) like small cell lung cancer (SCLC). Current guidelines for metastatic lung NET advocate a handful of treatment options, including somatostatin analogs (SSA), everolimus, temozolomide- or platin-based chemotherapy, and peptide receptor radionuclide therapy (PRRT). However, there is no clear treatment sequence, and the therapy of choice may depend on several factors such as tumor grade / growth rate, tumor burden / symptoms, disease progression status, and somatostatin receptor (SSTR) expression.
View Article and Find Full Text PDFEndocr Pract
January 2025
Department of Endocrinology, Metabolism and Internal Diseases, Poznan University of Medical Sciences, 49 Przybyszewskiego Str., 60-355 Poznan, Poland.
Objectives: Neuroendocrine tumors (NETs) constitute a diverse group of tumors. NETs are often diagnosed late, due to nonspecific symptoms. Second Primary Malignancies (SPMs) have been reported in up to 25% of NETs and their incidence has been described as negative predictor of OS.
View Article and Find Full Text PDFLung neuroendocrine neoplasms are a group of diverse, heterogeneous tumours that range from well-differentiated, low-grade neuroendocrine tumours-such as typical and atypical carcinoids-to high-grade, poorly differentiated aggressive malignancies, such as large-cell neuroendocrine carcinoma (LCNEC) and small-cell lung cancer (SCLC). While the incidence of SCLC has decreased, the worldwide incidence of other pulmonary neuroendocrine neoplasms has been increasing over the past decades. In addition to the standard histopathological classification of lung neuroendocrine neoplasms, the introduction of molecular and sequencing techniques has led to new advances in understanding the biology of these diseases and might influence future classifications and staging that can subsequently improve management guidelines in the adjuvant or metastatic settings.
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