نتایج جستجو برای: pleomorphic adenoma
تعداد نتایج: 24866 فیلتر نتایج به سال:
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...
Introduction: Minor salivary gland tumors are relatively rare, but have a higher chance of malignancy than major salivary gland tumors. The palate appears to be the most commonly involved site. The most frequent benign tumor is the pleomorphic adenoma. Case report: We report a case of a pleomorphic adenoma, which occurred in the hard and soft palate of a 34-year-old female and presented as an a...
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...
Introduction. De novo pleomorphic adenomas in the parapharyngeal space are rare and cause difficulties in its surgical management. We report the largest de novo pleomorphic adenoma arising from the parapharyngeal space and discuss its surgical management. Presentation of Case. A 34-year-old male presented with a giant de novo pleomorphic adenoma arising from the parapharyngeal space, which was ...
Pleomorphic adenoma (PA) is the most common benign neoplasm of the salivary glands. It usually occurs in major salivary glands, such as the parotid and submandibular glands. Occasionally, however, it occurs in the larynx. These lesions generally present as a slow-growing, painless mass. Malignant transformation is very rare, but it increases with time. The present report is the case of a 59-yea...
We report the MR imaging features of a pleomorphic adenoma of the nasal septum. To our knowledge, whereas the CT findings of pleomorphic adenomas of the nasal septum have been reported, the MR features of this rare entity have not been reported in the English-language literature.
flective, with a regular structure and moderate sound attenuation. This tumorwascharacteristicof pleomorphicadenomainseveralways. The patient had a painless change in appearance for at least 1 year. The lesionwasoval,wellcircumscribed,and appeared encapsulated on both computed tomographic and ultrasonographic studies. However, it showed significant,diffusecalcificationonboth imaging studies. In...
The activity of seven different types of biotinylated lectin were examined in normal and tumorous lacrimal gland tissue. In the normal lacrimal gland tissue, the glandular cells and the tubular epithelium were labeled by maclura pomifera agglutinin (MPA), soybean agglutinin (SBA), and bauhinia purpurea agglutinin (BPA). The myoepithelial cells were stained by griffonia simplicifolia agglutinin ...
BACKGROUND Carcinosarcoma of the salivary glands is a rare neoplasm, and the minimally invasive form constitutes a subgroup with a more favorable prognosis. The cytomorphologic features of this neoplasm can be appreciated on fine-needle aspiration biopsy. METHODS AND RESULTS We present a patient with a minimally invasive carcinosarcoma ex non-recurrent pleomorphic adenoma (Ca ex PA) who under...
Introduction. The optimal initial management of parotid pleomorphic adenomas reduces the risk of recurrence and malignant transformation. Surgery of recurrence can be difficult in multinodular disseminated forms. Case Report. A 67-years-old patient was referred for management of a large multifocal recurrence of a pleomorphic adenoma operated on 23 years ago. The clinical and radiological assess...
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