نتایج جستجو برای: parotid tumor
تعداد نتایج: 433943 فیلتر نتایج به سال:
Introduction. We are presenting a rare case of a patient who developed simultaneous tumors in the main parotid gland (MPG) and an accessory parotid gland (APG). The APG tumor was not recognized when the more prominent MPG tumor was excised. We will discuss the clinical features of this case. Case presentation. A 66-year-old woman was referred to our department with a painless right cheek mass. ...
Most salivary gland tumors are benign, malignant lesions accounting for 15-30% of the total. The most frequent site of salivary gland neoplasms is the parotid gland (80% of all cases). We present a case of malignant fibrohistiocytoma with atypical features due to its location (in the parotid region), size and rapid growth. Generally, this type of tumor arises in the lower limbs and in the abdom...
Myoepithelial carcinoma is a rare malignancy of the parotid gland that is usually seen in adults. We report the first case in children of myoepithelial carcinoma of the parotid gland with massive invasion of the facial nerve and metastasis to cervical lymph nodes. Due to its rarity, the treatment and the clinical course of this tumor are not well defined yet. We performed a total parotidectomy,...
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 ...
CONCLUSIONS It is appropriate to clinically classify benign parotid tumors into three groups, i.e. superficial tumors, deep tumors, and lower pole tumors. OBJECTIVE It is important to classify benign parotid tumors based on location when deciding the surgical strategy and conducting clinical research. In this study, we examined a classification of benign parotid tumors that was useful for cli...
UNLABELLED Salivary gland tumors are rare, generally benign and affect mainly the parotid gland. AIM The purpose of this study was to retrospectively analyze all cases of parotid tumors treated at our institution from 1953 to 2003. METHODS All patients with primary parotid tumors were selected; clinical and histopathological data were analyzed and described. RESULTS 600 cases of parotid t...
Renal cell carcinoma (RCC), clear cell type, is a commonly encountered metastatic tumor that can present at unusual anatomic sites many years after the primary tumor resection. Noncutaneous metastasis to the parotid gland is unusual; however, a number of cases of parotid RCC metastasis have been reported. Fine-needle aspiration biopsy (FNAB) is regularly utilized during the evaluation of saliva...
Adenoid cystic carcinoma (ACC) is a slowly developing malignant tumor of the salivary glands, occurring more commonly in minor glands and rarely parotid glands. It has potential retrograde perineural spread to adjacent structures spaces. Here we report rare case ACC gland extended infratemporal fossa with vascular invasion, reflecting advanced stage disease. After consulting ENT specialists rad...
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