نتایج جستجو برای: parotid space
تعداد نتایج: 501403 فیلتر نتایج به سال:
OBJECTIVES/HYPOTHESIS To investigate presenting signs and symptoms, preoperative workup, operative therapy, and morbidity of benign and malignant lipomatous lesions of the parotid gland. STUDY DESIGN Medical literature review and retrospective chart review for all patients who underwent surgery for lipomatous lesions of the parotid gland at our institution from 1959 to 2009. METHODS Seventy...
PURPOSE To compare six MR sequences (plain and gadolinium-enhanced fat suppressed T1-weighted spin echo, T2-weighted standard spin echo, fat-suppressed and non-fat-suppressed T2-weighted fast spin echo, and inversion-recovery T2-weighted fast spin echo) in their ability to detect, delineate, and characterize lesions of the parotid gland. METHODS Fifty-eight parotid gland lesions imaged on 47 ...
BACKGROUND First bite syndrome is the development of pain in the parotid region after the first bite of each meal and can be seen after surgery of the parapharyngeal space. The purpose of this study is to evaluate the efficacy of intraglandular injection of botulinum toxin type A (BTA) in patients with first bite syndrome. METHODS Five patients with first bite syndrome developed after head an...
Can Multi-Detector Computed Tomography (MDCT) Help in Differentiation of Neoplastic Parotid Lesions?
Background: Parotid lesions are uncommon issue in clinical practice with wide differential diagnosis based upon multiple pathological varieties and limited clinical values. Computed tomography (CT) try to solve this issue as possible. Objectives: To evaluate the diagnostic reliability of multi-detector computed tomography (MDCT) in characterization of benign and malignant parotid lesions using ...
Parapharyngeal space (PPS) is one of potential space of head and neck region and due to its hidden anatomical location, pathologies arising in this space are late to diagnose. This inverted pyramidal space was termed previously as pterygomaxillary space, lateral pharyngeal space and pharyngio-maxillary space. Parapharyngeal space is the current term that has come to stay because of indistinct i...
A 58-year-old male patient presented with a recurrent true malignant mixed tumor of the parotid gland. Patchy pulmonary opacities were identified with a chest radiograph. Subsequently, a CT scan of the chest showed pulmonary parenchymal consolidation with amorphous calcifications. This abnormality was confirmed to be the result of a metastatic true malignant mixed tumor by using CT-guided biops...
parotid stafne bone defect is a very rare and infrequent variant, which is located on the buccal or lingual surface of the mandibular ascending ramus. in this paper, a case of parotid stafne defect, which was incidentally discovered during dental radiographic examination, is reported. this bone defect was observed as a lucent oval-shaped defect on the lingual aspect of the right mandibular ramu...
We report here on a rare case of lipoma in the deep lobe of the parotid gland. MRI revealed that the tumour was situated mainly in the deep lobe and it extended posteriorly and medially into the space between the sternocleidomastoid muscle and the posterior belly of the digastric muscle, with slight extension into the parapharyngeal space. This tumour produced strong signals on T1- and T2-weigh...
BACKGROUND Pleomorphic adenoma in the parapharyngeal space either occurs de novo or as an extension from the deep lobe of the parotid gland. CASE PRESENTATION A rare synchronous occurrence of pleomorphic adenoma in the parapharyngeal space and submandibular gland of a 48-year-old Nigerian male is reported. CONCLUSION Pleomorphic adenoma concurrent in the parapharyngeal space and submandibul...
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