نتایج جستجو برای: parotid gland
تعداد نتایج: 81512 فیلتر نتایج به سال:
We are reporting a case of recurrent myoepithelioma of the parotid gland, that emerged as a cutaneous mass. She had a retroauricular subcutaneous mass with an underlying diagnosis of a cutaneous myoepithelioma, which was excised at a hospital's Dermatology Department 2 years earlier. The tumour was observed above the platysma and it was considered as a cutaneous myoepithelioma without the parot...
The inferior salivatory nucleus (ISN) contains parasympathetic neurons controlling the parotid and von Ebner salivary glands. To characterize the neurophysiological and morphological properties of these neurons, intracellular recordings were made from anatomically identified ISN neurons in rat brain slices. Neurons were also filled with Lucifer yellow and morphometrically analyzed. Based on res...
Oncocytoma is a rare benign salivary gland tumour with an incidence rate about 1-2%. It is located in the parotid gland in 82% of cases. The aging mitochondrial hypothesis could explain the predilection between 70 and 90 years. Clinical and radiological features of the parotid oncocytoma are not different from those of the others parotid benign tumors. We report a case of oncocytoma of the left...
Lipoma is a common benign tumor affecting the soft tissues arising in every location where fat is normally present. About 15% of lipomas occur in head and neck region. The lipoma of parotid gland is a rare entity, comprising 0.6% 4.4% of all parotid tumors. The etiology remains unclear. The case described a lipoma of the superficial lobe of the parotid gland in a 46-year-old male.
Trauma involving the parotid gland is rare and is usually caused by penetrating injuries or fractures of the facial skeleton. A unique case is presented of rupture of the parotid gland after a minor external force in a 14 year old boy. The radiological findings are presented, which pointed to diffuse rupture of the gland parenchyma with an intact duct system. A conservative management policy us...
Pleomorphic adenoma is the most common benign tumour of major salivary gland presenting as a painless mass gradually increasing in size, usually involving parotid gland. In minor gland, it more palate. lip rare tumour. Thus, we present case pleomorphic originating from upper 75 years old male patient. The tumor was completely excised and sent for histopathological examination which showed micro...
Mucoepidermoid carcinoma (MEC) is the most
 common malignant tumor of salivary gland and
 most commonly seen in parotid. Oncocytic
 mucoepidermoid (OMEC) a rare
 subtype. Here, we aimed to present histological,
 immunohistochemical, and molecular results a
 28-year-old female patient followed for endometrial
 cancer, whether mass right parotid primary or metas...
PURPOSE To review the CT and MR characteristics of temporal bone malignancy, and to evaluate the relationship between malignancies of the temporal bone and parotid gland. METHODS A group of 15 surgical patients with diagnosis of temporal bone malignancy were retrospectively reviewed. These included 11 cases of primary temporal bone malignancy and four cases of secondary carcinoma of the tempo...
Parotid gland and cerebellum metastasis in lung cancer are extremely rare; very few cases have been reported. Here we present a case of a 56-year-old Chinese female patient who presented with a swelling in the right parotid gland. We diagnosed metastatic squamous-cell carcinoma from advanced lung cancer. The patient received 1 cycle nimustine (100 mg/m2 IV Day 1) and nedaplatin (80 mg/m2 IV Day...
dear editor-in-chief pilomatrixoma is a benign tumor of hair follicle first described as calcifying epithelium (1). it accounts for 1% of all the benign skin tumors (2). it is a slow-growing, firm, dermal or subcutaneous neoplasm, usually measuring fewer than 3 cm in diameter. pilomatricomas are considered benign; rarely recur after surgical excision (3). however, cases of pilomatrixoma with ...
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