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Metastases arising from primary tumors of the gastrointestinal tract are not commonly encountered in the orbit. Colorectal carcinomas are subcategorized based on morphological and genetic characteristics with these distinctions bearing therapeutic and prognostic significance. The behavior of these subcategories, including their propensity for orbital metastasis, differs, and clinicians treating these tumors must be aware of their metastatic profiles. This report describes a 51-year-old female with right upper lid swelling and ptosis ultimately found, what we believe to be, the first reported case of signet ring cell colon carcinoma metastasizing to the levator muscle and superior orbit. This case serves as a reminder to all clinicians to consider orbital metastasis even in malignancies not typically found in this location.
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http://dx.doi.org/10.1155/2020/2940579 | DOI Listing |
Eur J Case Rep Intern Med
August 2025
Division of Gastroenterology, Department of Medicine, Staten Island University Hospital, Northwell Health, Staten Island, USA.
Unlabelled: Pancreatic signet ring cell carcinoma (PSRCC) is a rare and aggressive subtype of pancreatic cancer with a dismal prognosis. We present the case of a 50-year-old male who, within six weeks, developed a pancreatic mass with liver metastases. Endoscopic ultrasound-guided biopsy confirmed PSRCC.
View Article and Find Full Text PDFAnn Surg Oncol
September 2025
Surgical Oncology, The Institute for Cancer Care, Mercy Medical Center, Baltimore, MD, USA.
Introduction: The optimal surveillance for mucinous appendix cancer (MAC) after cytoreductive surgery and hyperthermic intraperitoneal chemotherapy (CRS/HIPEC) remains unclear. We identified postoperative periods reflecting significant changes in recurrence probability.
Methods: A prospective database (1998-2024) of patients with stage IV MAC with low-grade (LGMCP), high-grade (HGMCP), and signet-ring cell (SRC) histology treated with initial complete (CC-0/1) CRS/HIPEC was analyzed.
Cancer Res
September 2025
The Catholic University of Korea College of Medicine, Seoul, Korea (South), Republic of.
Alterations in the structure of the Golgi apparatus play a pivotal role in cancer progression and invasion. A better understanding of how Golgi morphology regulates the metastatic potential of cancer cells could help identify potential treatment strategies. In this study, we investigated how specific structural variations in the Golgi, particularly fragmentation and condensation, influence the malignancy of gastric cancer using human cell lines, xenograft mouse models, and human patient tissue samples.
View Article and Find Full Text PDFNan Fang Yi Ke Da Xue Xue Bao
August 2025
School of Basic Medical Sciences, Wuhu 241002, China.
Objectives: To analyze the differences in the prognosis of gastric signet ring cell carcinoma (SRCC) among different races using the US Surveillance Epidemiology and End Results (SEER) database and The Cancer Genome Atlas (TCGA) database.
Methods: We analyzed the data of patients with gastric SRCC from the SEER database from 2000 to 2020, and divided the patients into cohorts of whites, blacks, Asians or Pacific Islanders, American Indians/Alaska Natives according to their race. The prognosis and treatment of the cohorts were evaluated using baseline demographic analysis, Kamplan-Meier survival curve, and nomogram analysis.
Eur J Surg Oncol
September 2025
Department of Surgical Sciences, Colorectal Surgery, Uppsala University, Uppsala University Hospital, Uppsala, 751 85, Sweden.
Background: Signet ring cell (SRC) colorectal cancer is strongly associated with peritoneal metastases (PM), but the role of cytoreductive surgery (CRS) and hyperthermic intraperitoneal chemotherapy (HIPEC) remains uncertain due to poor prognosis. This study aimed to analyse the prognostic impact of SRCs, assess clinical characteristics, and evaluate the risk of open-close laparotomy.
Methods: This Swedish population-based study included patients with colorectal PM accepted for initial CRS and HIPEC at four national centres between 2010 and 2023.