Results 21 to 30 of about 2,219 (148)
Adenocarcinoma in situ (ductal type) ex pleomorphic adenoma of the lacrimal gland
American Journal of Ophthalmology Case Reports, 2023 Purpose: To present the clinical and histopathological characteristics of a rare case of ductal carcinoma in situ ex pleomorphic adenoma in the lacrimal gland.
Zainab Fakhril-din +4 more
doaj +1 more source
Carcinoma ex pleomorphic adenoma in an elderly patient: A case report and literature review
Oral and Maxillofacial Surgery Cases, 2022 Carcinoma ex pleomorphic adenoma (Ca ex PA) is a rare malignant tumor of salivary glands that originates in a primary (de novo) or recurrent pleomorphic adenoma. In the carcinoma component of Ca ex PA, many histological subtypes have been identified.
Atsuko Niki-Yonekawa +6 more
doaj +1 more source
Histopathological and Immunohistochemical Analysis of Rare Parotid Tumours: A Case Series [PDF]
Journal of Clinical and Diagnostic Research, 2022 Malignant salivary gland tumours are rare representing only 2% of all head and neck malignancies. The most common malignant salivary gland tumour is mucoepidermoid carcinoma followed by adenoid cystic carcinoma while parotid is the most common site.
Sayantan De +3 more
doaj +1 more source
Invasive ductal carcinoma ex pleomorphic adenoma of the lacrimal gland - a long term follow-up case
Human Pathology: Case Reports, 2017 We experienced a case of malignant orbital tumor in a 72-year-old Japanese man. He noticed protrusion of his left eye, and received resection of the left orbital tumor.
Naoko Nambu +7 more
doaj +1 more source
Maspin expression in carcinoma ex pleomorphic adenoma [PDF]
Journal of Clinical Pathology, 2005 Aims:To investigate the presence and distribution of the protein maspin in carcinoma ex pleomorphic adenoma (CXPA).Methods:Maspin expression was studied by means of immunohistochemistry in 16 cases of CXPA, using the labelled polymer method.Results:According to the extent of invasion, the tumours were subdivided into: intracapsular (five cases ...
M T, Martins +3 more
openaire +2 more sources
Frontiers in Oncology, 2018 Background: Carcinoma Ex-pleomorphic adenoma is a malignant transformation of the common benign neoplasm of the salivary glands, “pleomorphic adenoma.” Only two cases were ever reported with brain metastases, with absence of good evidence guiding ...
Ihab Hassanieh +8 more
doaj +1 more source
Carcinoma ex Pleomorphic Adenoma in the Parapharyngeal Space
Philippine Journal of Otolaryngology Head and Neck Surgery, 2013 Objective: To present a case of carcinoma ex pleomorphic adenoma in the parapharyngeal space and discuss its management. Methods: Design: Case Report Setting: Tertiary Government Teaching Hospital Subjects:
Sudipta Pal +3 more
doaj +1 more source
Progressivity analysis of pleomorphic adenoma toward carcinoma ex pleomorphic adenoma
Dental Journal, 2022 Background: Pleomorphic adenoma (PA) is a benign salivary gland tumour with high incidence and recurrence after treatment. It may recur with the same appearance or develop toward malignancy, namely as carcinoma ex pleomorphic adenoma (CXPA).
Mei Syafriadi +3 more
doaj +1 more source
Case Reports in Pathology, 2020 Lacrimal gland neoplasms comprise up to 18% of all orbital masses clinically and histologically. Much of our current core knowledge regarding lacrimal gland tumors stems from prior study of their more common counterparts, the salivary glands.
Vamsee K. Neerukonda +2 more
doaj +1 more source
Malignant transformation of salivary gland pleomorphic adenoma: proof of principle
The Journal of Pathology: Clinical Research, 2021 Supposed risk of malignant transformation of salivary gland pleomorphic adenoma (SGPA) is an important reason for aggressive retreatment in recurrent pleomorphic adenoma (RPA).
Matthijs H Valstar +8 more
doaj +1 more source