نتایج جستجو برای: parotid mass
تعداد نتایج: 483133 فیلتر نتایج به سال:
INTRODUCTION Benign tumors of the parotid gland comprise the majority of salivary gland tumors. OBJECTIVE To review the clinical characteristics of parotid gland tumors submitted to surgical treatment by the same surgeon. METHODS Retrospective study with 154 patients who had parotid gland tumors. Clinical and histological data, type of surgery, and complications were assessed and described....
Schwannoma of parotid gland in a child is rare. We report a rare case of schwannoma in parotid gland in a 10-year-old child who presented with a gradually enlarging swelling in parotid region for the last I year. Color doppler study showed increased vascularity in the lesion with venous return pattern, suggestive of a hemangioma. However, fine needle aspiration cytology showed features consiste...
The accessory parotid gland (APG) is salivary tissue anterior to and anatomically separate from the parotid gland. APG is a common anatomical variation, but APG tumours are extremely rare. The authors report 6 patients with APG tumours emphasizing the diagnosis, clinical features, indications and rationales for different treatment approaches. Patients with primary tumours of the parotid gland o...
Abstract Parotid gland is a rare site of metastasis from gastrointestinal (GI) tract primary cancer. Here, we present an interesting case report parotid unknown with probable lower GI as cancer, normal colonoscopy and upper endoscopy. This highlights the importance immunohistochemistry in taking treatment decisions during dilemmatic situations.
PURPOSE To concurrently quantify the radiation-induced changes and temporal evolutions of parotid volume and parotid apparent diffusion coefficient (ADC) in nasopharyngeal carcinoma (NPC) patients treated by intensity-modulated radiotherapy by using magnetic resonance imaging (MRI). MATERIALS AND METHODS A total of 11 NPC patients (9 men and 2 women; 48.7 ± 11.7 years, 22 parotid glands) were...
A 33-year-old woman was referred to our institution with complaint of an enlarging mass in the right cheek and jaw. She reported that the mass had been present since childhood, but did notice it increasing size over the past few months and requested removal. Physical exam revealed a firm, mobile mass fixed to the right parotid tail. Contrast enhanced CT of the neck demonstrated a 2.1 x 2.2 x 1....
BACKGROUND AND PURPOSE Myoepitheliomas (MEs) are rare tumors of the parotid gland. Only a few case reports describing CT imaging features of ME have been published. The aim of this study was to describe and characterize the CT findings of MEs of the parotid gland. MATERIALS AND METHODS We retrospectively reviewed CT images of ME with pathologic correlation in 10 cases (4 men and 6 women; age ...
A 24-year-old regularly transfused patient with b-thalassemia major presented with a lateral neck mass. Computed tomography and magnetic resonance imaging showed an enhanced mass 2.3 3 2 3 2.2 cm in the right parotid gland (panels A-B, arrows) with expansion and coarsening of the bony parts (panel A, arrowheads). Differential diagnosis included salivary gland tumors, metastases, hematomas, hema...
Four months previously, the patient had presented to another clinic with a painless mass in the right parotid region. There was no skin lesion at that time. A fine needle biopsy was performed. The pathology results indicated that the mass was a malignant tumor, and the surgeon suggested total parotidectomy; however, the patient was afraid of surgery and did not seek medical attention again unti...
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