Undifferentiated small round cell sarcoma is an extremely rare and highly aggressive tumor touching the soft tissues and bones. Here, we report the case of a 7-month-old girl who presented to our department with respiratory distress due to a hypopharyngeal mass causing airway obstruction. The patient underwent a tracheotomy and had a direct laryngoscopy. Histological examination confirmed the diagnosis of an undifferentiated small round cell sarcoma. The patient received chemotherapy and radiotherapy and underwent neck dissection. One year later, the patient was diagnosed with local recurrence as well as metastatic cervical nodes and liver and pulmonary metastases. The case is original by the tumor's location and the age of onset. To the best of our knowledge, this could be the first case in English and French literature reporting an undifferentiated small round cell sarcoma affecting the hypopharynx among infants. The purpose of this article is to report our case and discuss its clinical and anatomopathological features as well as its prognosis and treatment options.
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http://dx.doi.org/10.1177/01455613231215196 | DOI Listing |
Front Immunol
January 2025
Department of Respiratory Medicine, The Second Affiliated Hospital of Chongqing Medical University, Chongqing, China.
Background: Thoracic SMARCA4-deficient undifferentiated tumors (SMARCA4-UT) exhibit a notably aggressive phenotype, which is associated with poor patient survival outcomes. These tumors are generally resistant to conventional cytotoxic chemotherapy, thereby limiting the availability of effective treatment options.
Case Presentation: We describe a 69-year-old AIDS patient who initially presented with a fused, enlarged lymph node on the right clavicle and mild, unexplained pain under the right axilla that worsened with severe coughing episodes.
Int J Colorectal Dis
January 2025
General Surgery, Cannizzaro Hospital, Catania, Italy.
In this article, we aim to demonstrate that thyroid carcinoma can metastasize to the small bowel. This case report involves a 66-year-old woman who underwent total thyroidectomy surgery in 2019, with histopathology revealing a 3A undifferentiated thyroid cancer. She presented with symptoms of bowel obstruction, including abdominal pain, nausea, and vomiting.
View Article and Find Full Text PDFCureus
December 2024
Pathology and Laboratory Medicine, Arrowhead Regional Medical Center, Colton, USA.
Thoracic SMARCA4-deficient undifferentiated tumor (TSDUT) is a rare and quite new classification of primary pulmonary malignancy. It is classified as a non-small cell lung cancer, typically associated with smoking, and is highly aggressive. Its clinical features, immunohistochemistry, and pathology are quite unique.
View Article and Find Full Text PDFTransl Lung Cancer Res
December 2024
Department of Respiratory and Critical Care Medicine, Second Affiliated Hospital of Third Military Medical University (Army Medical University), Chongqing, China.
Background: Thoracic tumors characterized by a deficiency in SMARCA4 are highly aggressive and linked to a poor prognosis. This retrospective study explores the efficacy and safety of immune checkpoint inhibitors (ICIs) in combination with chemotherapy for SMARCA4-deficient undifferentiated tumors (SMARCA4-dUT) and SMARCA4-deficient non-small cell lung cancer (SMARCA4-dNSCLC).
Methods: A cohort of 59 individuals was analyzed, including 35 patients with SMARCA4-dUT and 24 with SMARCA4-dNSCLC.
Introduction: Genetic abnormalities specific to post-H. pylori eradication gastric cancer (GC), especially those associated with undifferentiated post-eradication GC, are unknown. We conducted next-generation sequencing of GC diagnosed either before or after eradication to investigate the carcinogenesis of post-eradication GC.
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