The authors investigated the effect of long-term use of the herbicide linuron on the histo- and ultrastructure of the thymus and factors of immunological defense. It was found that the use of linuron in animals resulted in development of secondary immunodeficiency states manifested in pathology of the thymic structure, first of all lesions of the epithelial cells-feeders and disorders of immunological indices.
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Cureus
December 2024
Department of Histopathology and Cytology, Apollo Cancer Center, Chennai, IND.
Background and objective Lymphomas can involve the gastrointestinal (GI) tract as a primary disease or as a secondary spread of systemic disease. The GI tract is a key site for extranodal lymphomas, with Hodgkin lymphoma (HL) and non-Hodgkin lymphoma (NHL) occurring in this region. This study aimed to analyze the demography, anatomic distribution, histological subtypes, and immunomorphological characteristics of all lymphomas with a primary GI presentation at a quaternary care hospital in southern India.
View Article and Find Full Text PDFVestn Oftalmol
December 2024
AO Meditsina (Academician Roytberg's Clinic), Moscow, Russia.
Purpose: This study was conducted to identify the group at highest risk for autoimmune inflammation through a comparative analysis among patients with chronic post-traumatic uveitis (CPTU).
Material And Methods: The clinical group included 50 patients (aged 18 to 87 years, mean age 41±2.6 years) with CPTU resulting from penetrating injury, contusion, or intraocular surgery.
Am J Surg Pathol
January 2025
Department of Pathology, Institut of Pathologie Multisite, University Hospital of Lyon Sud, Hospices Civils de Lyon.
Oncocytic adenocarcinoma (OC) of the salivary glands is a rare and controversial entity. It was recently reclassified as "salivary carcinoma NOS and emerging entities" in the 2022 WHO classification of head and neck tumors. The lack of specific molecular alterations and its potential affiliation with other salivary gland carcinomas, such as the oncocytic mucoepidermoid carcinomas (OMEC) or the oncocytic subtype of salivary duct carcinomas (OSDC) justified this reclassification.
View Article and Find Full Text PDFHum Pathol
November 2024
NeoGenomics, Aliso Viejo, CA, USA. Electronic address:
J Pathol Transl Med
October 2024
Duke-NUS Medical School, Singapore.
Hepatic Epstein-Barr virus-positive inflammatory follicular dendritic cell sarcoma (EBV+ IFDCS) represents a rare form of liver malignancy. The absence of distinct clinical and radiological characteristics, compounded by its rare occurrence, contributes to a challenging diagnosis. Here, we report a case of a 54-year-old Chinese female with a background of chronic hepatitis B virus treated with entecavir and complicated by advanced fibrosis presenting with a liver mass found on her annual surveillance ultrasound.
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