نتایج جستجو برای: pleomorphic adenoma

تعداد نتایج: 24866  

Journal: :Sri Lanka Journal of Surgery 2011

Journal: :Archives of otolaryngology--head & neck surgery 2003
Ewa J Białek Wiesław Jakubowski Grazyna Karpińska

OBJECTIVE To estimate the utility of ultrasonography in diagnosis and differentiation of pleomorphic adenomas. DESIGN From the group of 88 patients examined by ultrasound, who were referred because of the tumor in the preauricular area, submandibular area, or cheek, pleomorphic adenoma was finally diagnosed in 24 (with multiple recurrent tumors in 2 patients). RESULTS Ultrasound was able to...

Journal: :Acta otorhinolaryngologica Italica : organo ufficiale della Societa italiana di otorinolaringologia e chirurgia cervico-facciale 2015
A Tarsitano A Pizzigallo F Giorgini C Marchetti

Pleomorphic adenoma is the most common type of all salivary gland tumours. Although uncommon, cases of giant pleomorphic adenomas have been described in the medical literature, the majority involving the parotid gland. This paper describes an unusual case of a giant adenoma arising in the parotid gland. The patient underwent surgical resection of the giant tumour, which was one of the largest p...

Journal: :Journal of Korean Medical Science 1997
K. M. Kim A. Lee S. H. Yoon J. H. Kang S. I. Shim

A case of squamous cell carcinoma ex pleomorphic adenoma in a palate is presented and comments on diagnostic criterias are described. The patient was 36-year-old male presenting with an ovoid elevated palate mass for 6 months. The tumor located in the junctional area of soft and hard palate. The mucosa was diffusely ulcerated and the mass focally tightly adherent to adjacent tissue. The initial...

2017

Pleomorphic adenoma is the most common benign salivary gland neoplasm, yet it can histologically mimic mucosal melanoma, an aggressive and rare cancer associated with poor prognosis. Misinterpretation of pleomorphic adenoma as mucosal melanoma can result in unnecessary medical treatment and can lead to undue stress for the patient. Here we present a case of a 54 year-old woman with a history of...

Journal: :Head & neck 2007
Claus Wittekindt Kristina Streubel Georg Arnold Eberhard Stennert Orlando Guntinas-Lichius

BACKGROUND Surgery for recurrent parotid pleomorphic adenoma is a challenging problem. METHODS One hundred eight patients who underwent 134 reoperations for recurrent parotid pleomorphic adenoma (follow-up, 22 years) were evaluated for histopathologic features and risk factors for recurrence. RESULTS The number of reoperations for tumor recurrence ranged from 1 to 10. Twenty-seven patients ...

Journal: :AJNR. American journal of neuroradiology 1991
M Girson D B Mendelsohn D Burns B Mickey

Pleomorphic adenoma or benign mixed tumor is the most common salivary gland tumor. It is most frequently located in the parotid gland, and is considered to be a benign neoplasm accounting for 70-80% of all benign tumors of the salivary glands [1]. Benign metastasizing pleomorphic adenoma is extremely rare, with only a handful of cases described. We report a case of a histologically benign mixed...

2009
Jagdeep Singh Thakur Narinder Kumar Mohindroo Raj Sharma Anamika Thakur Shobha Mohindroo Jagdeep S Thakur Narinder K Mohindroo Jagdeep S. Thakur

Background: The benign tumours of nasopharynx are least encountered tumours in otolaryngology, as nasopharynx is considered one of notorious anatomical site for the malignant tumours. We present a rare pleomorphic adenoma of nasopharynx which was misdiagnosed. Case presentation: An adult male presented with left nostril obstruction for five months. The examination found big mass extending from ...

زرمهی, صدیقه, مقیمی, منصور, نبی ئیان, مینو,

Introduction: Schwannoma is an uncommon benign neoplasm which in is found in head and neck in 25-48% of the cases. This tumor arises from Schwann cells and nerve sheath and asymptomatic swelling is the chief complaint of this tumor. Although aspiration is performed for such cases, the nature of tumor can be defined only after histopathologic examination. In fact, Schwannoma diagnosis is difficu...

Journal: :SN Comprehensive Clinical Medicine 2022

Abstract Intraoral pleomorphic adenoma is a rare entity, with the most common site of appearance being palate. As benign lesion, it rarely involves underlying structures. The aim to present case palatal (cellular) bone involvement, reference clinical and histological features tumour, emphasis on diagnostic therapeutic management comparison findings similar studies in literature. Pleomorphic ade...

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