نتایج جستجو برای: pleomorphic adenoma mixed tumor

تعداد نتایج: 660082  

2014
Masanobu Abe Yoshiyuki Mori Yuki Kanno Kazuto Hoshi Hideto Saijo Takahiro Abe Kazumi Ohkubo Tsuyoshi Takato

Pleomorphic adenoma is the most common benign parotid gland tumor. Although its local recurrence rate is known to be high, the recurrence extending to the cervical region is rare. Here we report a case of a young female (25 years old) with pleomorphic adenoma of the parotid gland which showed multiple recurrences through facial to cervical regions over a span of eight years. We also discuss how...

2017
Vikas Malhotra Nikhil Arora Varun Rai

Parapharyngeal tumors are relatively rare tumors of head and neck. In general, pleomorphic adenoma is one of the most common benign tumor of the parapharyngeal region. Various approaches have been described in the literature for removal of parapharyngeal tumor with mandibulotomy generally carried out for large tumors. Here, we describe removal of a large parapharyngeal pleomorphic adenoma trans...

Journal: :iranian journal of medical sciences 0
b. khademi department of otorhinolaryngology, shiraz university of medical sciences, shiraz, iran b. geramizadeh department of pathology, shiraz university of medical sciences, shiraz, iran b. gandomi department of otorhinolaryngology, shiraz university of medical sciences, shiraz, iran s. ghanbarian department of otorhinolaryngology, fassa school of medicine, iran

a 19-year-old girl referred to our clinic complaining of a painless lump on the left side of her tongue.  the patient had no history of dysphagia, lingual paresthesia or bleeding. physical examination revealed the presence of multiple enlarged lymph nodes on the left side of her neck.  histopathology of lingual mass and lymph nodes showed pleomorphic adenoma.  to our knowledge, this is the firs...

Journal: :Head & neck 2013
Nizar H Taki Nora Laver Tobi Quinto Richard O Wein

BACKGROUND Salivary gland carcinosarcoma is a rare and aggressive malignant mixed tumor in which carcinomatous and sarcomatous elements coexist and metastasize together. The tumor may occur in the background of a preexisting pleomorphic adenoma or may arise de novo. We report a case of a woman presenting with a carcinosarcoma de novo of the parotid gland. METHODS AND RESULTS Our patient under...

2016
Zrinka Požgain Grgur Dulić Jozo Kristek Jasmina Rajc Siniša Bogović Marko Rimac Izabela Kiš

BACKGROUND Pleomorphic adenomas, also known as benign mixed tumors, are the most common tumors of glandular origin in the head and neck and although they are generally benign they can undergo malignant transformation. Primary pleomorphic adenomas of the lung are extremely rare tumors with less than 40 cases reported in the literature by now. This is the first case in the literature describing o...

2015
Małgorzata Wierzchowska Magdalena Bodnar Paweł K. Burduk Wojciech Kaźmierczak Andrzej Marszałek

Pleomorphic adenoma is one of the most common benign tumors of the major salivary glands. It can also occur in the minor salivary glands, which exist in the nasal cavity. Intranasal pleomorphic adenoma usually originates from glands of the nasal septum mucosa. We present the results of endoscopic endonasal surgery of this pathology. The aim of the study was to present the endoscopic technique f...

2012
Digvijay Singh Rawat Divij Sonkhya Nishi Sonkhya Shubha Gupta

Parapharyngeal space tumors are rare and constitute only 0.5-1.0% of head and neck tumors. Minor salivary gland tumor is still rare in parapharyngeal space. We are reporting a case of pleomorphic adenoma of minor salivary gland of parapharyngeal space. A 42-year-old female presented with a history of mass in the oropharynx for 3 years. She presented with "hot potato voice" and dysphagia. CECT a...

Journal: :Annals of Saudi medicine 2012
Emad Raddaoui Ahmed S Al-Hujaily Saleh F Al-Dhahri

Malignant myoepithelioma is a very rare salivary gland tumor that can arise de novo or within a pre-existing pleomorphic adenoma. We report a case of malignant myoepithelioma most probably arising in a pre-existing pleomorphic adenoma of the left parotid gland. The patient was a 60-year-old man who presented with a multinodular mass lesion over left side of the face and neck. He had undergone r...

2014
Vikram Singh Mujalde

The salivary glands are divided into major and minor/accessory glands. Tumours are not rare in salivary glands and are mainly found in major salivary glands. Tumours of accessory salivary glands are relatively less common. Accessory parotid gland is a small unit of salivary gland tissue lying on the masseter muscle and seperated from the main parotid gland with an accessory duct draining into t...

Journal: :AJNR. American journal of neuroradiology 1996
K Ikeda T Katoh S K Ha-Kawa H Iwai T Yamashita Y Tanaka

PURPOSE To assess the usefulness of MR findings in establishing a specific diagnosis of parotid pleomorphic adenoma. METHODS T1-weighted and T2-weighted MR images with and without contrast enhancement were obtained in 82 patients with parotid tumors. Imaging findings in the 38 patients in whom surgery subsequently revealed pleomorphic adenomas were compared with findings in the 44 patients wh...

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