Histopathological diagnoses were compiled for 100 sinonasal cancers and 259 lung cancers in nickel refinery workers, including cases from Wales, Canada, and Norway. The sinonasal cancers comprised squamous cell carcinomas (48 percent), anaplastic and undifferentiated carcinomas (39 percent), adenocarcinomas (6 percent), transitional cell carcinomas (3 percent), and other malignant tumors (4 per...

Lymphoepithelial carcinoma is an extremely rare malignant tumor, especially those localized at the head and neck region. The histological prototype of lymphoepithelial undifferentiated nasopharyngeal carcinoma. Herein, we report a case tumor in left submandibular gland 20-year-old male. mass was surgically excised with gland, specimen pathologically confirmed to be

Introduction: Sinonasal tumors are rarely found. The protected nature of the sinuses makes early detection growing in these areas difficult. Epstein-Barr virus is one most common viruses found humans; which expresses Latent Membrane Protein-1 (LMP-1) that can transform cell lines and alter phenotype due to its oncogenic potential. Objective: To investigate relationship between immunohistochemic...

Objectives: To analyze the occurrence of malignancy in nose and paranasal sinuses to identify common type tumor. Study Type: Analytical study Place Duration Study: ENT Outpatients Department, Rai Medical College Teaching Hospital, Sargodha from 1st April 2017 31st March 2021. Methodology: Fifteen patients with nasal endoscopy performed for diagnosis tumors were enrolled. Lesion site extent dete...

In 2006, dedifferentiated endometrioid adenocarcinoma (undifferentiated carcinoma associated with low-grade endometrioid carcinoma) of the uterus was first proposed. Dedifferentiated endometrioid carcinoma is part of the spectrum of undifferentiated carcinoma of the endometrium which is a highly aggressive tumor even when the undifferentiated component represents only 20% of the entire neoplasm...