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http://dx.doi.org/10.1002/pbc.28178 | DOI Listing |
Background: Angioimmunoblastic T-cell lymphoma (AITL) is a rare and aggressive form of peripheral T-cell lymphoma, accounting for 1 - 2% of non-Hodgkin lymphomas. Diagnosis is challenging, and there is no established standard first-line treatment. This case report highlights a rare progression from AITL to therapy-related acute myeloid leukemia (AML-pCT) following cytotoxic chemotherapy.
View Article and Find Full Text PDFHead Neck Pathol
September 2025
Department of Laboratory Medicine and Pathology, Mayo Clinic, 4500 San Pablo Road, Jacksonville, FL, 32224, USA.
Myoepithelial carcinoma (MECA) is a malignant neoplasm composed exclusively of myoepithelial cells and accounts for less than 1% of all salivary gland tumors. Its diagnosis is often challenging due to histologic overlaps with benign lesions and its variable morphologic presentation. Although molecular profiling has emerged as a valuable tool in salivary gland tumor classification, the genetic landscape of MECA remains incompletely defined.
View Article and Find Full Text PDFJ Surg Case Rep
September 2025
Division of Oral and Maxillofacial Surgery, Faculdade de Odontologia de Piracicaba - Universidade Estadual de Campinas - UNICAMP - Av. Limeira, 901 - Areião, Piracicaba - SP 13414-903, Brasil.
Impacted mandibular third molars are classified by its relation with the second molars and with the ascending ramus of the mandible. Ectopic third molars do not obey this classification, being possibly found in the condylar region, in the ascending ramus of the mandible, in the coronoid process or in the base of the mandible. This article aim to present a case of an ectopic mandibular third molar associated with a dentigerous cyst that was removed using a Risdon's approach.
View Article and Find Full Text PDFCureus
July 2025
Department of Oral and Maxillofacial Radiology, School of Dentistry, Matsumoto Dental University, Shiojiri, JPN.
Pleomorphic adenoma (PA) is the most common benign salivary gland tumor, typically arising from the parotid gland. PA of the submandibular gland is relatively uncommon and may present diagnostic challenges, particularly when imaging findings raise suspicion of malignancy. A 66-year-old woman presented with a painless mass in the left submandibular region.
View Article and Find Full Text PDFEndocr Regul
January 2025
Department of Endocrinology and Internal Medicine, Fattouma Bourguiba University Hospital, Monastir, Tunisia.
IgG4-related disease is a fibro-inflammatory multisystemic condition with lesions mimicking tumors. Involvement of the hypophysis is rare and the first case of IgG4-related hypophysitis was described in 2004. Typically, it is revealed by sellar mass effects, hypopituitarism, and diabetes insipidus.
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