Pleomorphic adenoma (PA) is the most common neoplasm of the salivary gland. Fat-containing tumors encountered in salivary glands are very rare. We had a case of PA of parapharyngeal space and surprisingly the final histopathology showed an unusual finding of lipometapasia. We believe that this is the first case from parapharyngeal space to be reported in the literature. The aim of this report is to discuss the behavior of lipometaplasia in PA with review of literature. Pathological characterization of this rare tumor might help in proper classification and enhance their recognition.
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http://dx.doi.org/10.4103/jomfp.JOMFP_117_20 | DOI Listing |
Eur Arch Otorhinolaryngol
January 2025
Otorhinolaryngology Department, Hospital Clínico Universitario de Valladolid, Valladolid, Spain.
Purpose: The aim of this study is to obtain the anatomical limits of the parapharyngeal space by transoral surgical approach, in order to objectively determine the types of lesions according to location, where this type of approach is more indicated.
Methods: A prospective, experimental, radio-anatomical study was performed on 10 cryopreserved human heads(20 sides). A transoral approach of the parapharyngeal space was performed determining its anatomical limits by CT navigation.
Oral Oncol
January 2025
Department of Oncology, Xiang'an Hospital of Xiamen University, Xiamen, People's Republic of China.
This case report describes a 4.5-year-old girl diagnosed with a rare Undifferentiated Small Round Cell Sarcoma (USRCS) originating in the parapharyngeal space with multiple lung metastases. Diagnostic workups, including imaging, immunohistochemistry, and genetic sequencing, identified the tumor as an unclassified subtype of USRCS.
View Article and Find Full Text PDFANZ J Surg
January 2025
Otolaryngology Head and Neck Surgery Department, Western Health, Footscray, Victoria, Australia.
Background: Deep neck space infections (DNSI) are common, potentially life-threatening presentations in otolaryngology. Treatment is often based on the severity of presenting symptoms and surgeon preference. This study aims to evaluate the presentation and predictors of complications in patients presenting with DNSI at an Australian Otolaryngology referral centre.
View Article and Find Full Text PDFRadiol Case Rep
March 2025
Radiology Department -University Hospital of 20 Aout 1953 - Faculty of Medicine and Pharmacy of Casablanca, Hassan II University, Casablanca, Morocco.
Pleomorphic adenoma of the parapharyngeal space is a rare benign tumor, representing less than 1% of tumors of the parapharyngeal space. Considering the volume of the tumor, the complexity of the space and the potential difficulties of excision, an imaging work-up including at least computed tomography (CT) and/or magnetic resonance imaging (MRI), and possibly analysis of the vascular axes (angio-MRI, arteriography) is essential. Treatment of these tumors is essentially surgical.
View Article and Find Full Text PDFOral Oncol
January 2025
ENT Department, Ospedali Riuniti Marche Nord, Fano-Pesaro, Italy.
Background: Extracranial schwannomas, particularly those arising from the masticator space, are rare entities. Given the challenges in pre-operative diagnosis and the potential for misdiagnosis, accurate localization and differential diagnosis are crucial for optimal surgical planning.
Case Report: A 42-year-old woman underwent a head and neck MRI for unrelated reasons and was incidentally found to have a mass in the left masticator space.
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