نتایج جستجو برای: salivary gland tumors

تعداد نتایج: 262435  

2017

The major salivary glands consist of the parotid, the submandibular, and the sublingual glands. Under the control of the parasympathetic nervous system, the major salivary glands are responsible for the principal portion of saliva produced, which can be as much as 1.5 liters per day. The minor salivary glands of the oral cavity, pharynx, and upper airways contribute only a small percentage of t...

2017
Asmae Touil Sarah El Abbassi Yassine Echchikhi Mustapha Maher Tayeb Kebdani Noureddine Benjaafar

BACKGROUND Primary ductal adenocarcinomas of the lacrimal gland are very rare. This neoplasm shares some histological and immunohistochemical similarities with salivary duct carcinoma. CASE PRESENTATION Here, we present a case of a 55-year-old Moroccan man with lacrimal gland adenocarcinoma. He underwent orbital exenteration with lymph nodes dissection and ipsilateral parotidectomy. After sur...

2012
Luis E. IV Santaliz-Ruiz Gary Morales Héctor Santini María Sánchez-Santiago Axel Arroyo

Among salivary gland neoplasms, metastasizing pleomorphic adenoma (MPA) constitutes an extremely rare group of tumors. The present paper reports a case of pleomorphic adenoma (PA) in submandibular gland that, after more than 30 years of initial treatment, recurred and metastasized to ipsilateral neck lymph nodes and parotid gland. In an attempt to elucidate the malignant behavior of metastasizi...

2017

The major salivary glands consist of the parotid, the submandibular, and the sublingual glands. Under the control of the parasympathetic nervous system, the major salivary glands are responsible for the principal portion of saliva produced, which can be as much as 1.5 liters per day. The minor salivary glands of the oral cavity, pharynx, and upper airways contribute only a small percentage of t...

2015
Inga Grünewald Claudia Vollbrecht Jeannine Meinrath Moritz F. Meyer Lukas C. Heukamp Uta Drebber Alexander Quaas Dirk Beutner Karl-Bernd Hüttenbrink Eva Wardelmann Wolfgang Hartmann Reinhard Büttner Margarete Odenthal Markus Stenner

Salivary gland cancer represents a heterogeneous group of malignant tumors. Due to their low incidence and the existence of multiple morphologically defined subtypes, these tumors are still poorly understood with regard to their molecular pathogenesis and therapeutically relevant genetic alterations.Performing a systematic and comprehensive study covering 13 subtypes of salivary gland cancer, n...

2009
Dana Dumitriu Sorin Dudea Radu Badea Carolina Botar-Jid Grigore Băciuţ Mihaela Băciuţ

Aim. The goal of the study was to assess the role of 2D and Doppler ultrasonography in the diagnosis of salivary gland tumors. Material and methods. The study group consisted of 57 patients presenting with salivary gland enlargement, as the main symptom. B-mode and color Doppler sonography (CDS) examinations were performed on each patient. The imaging features were compared with the pathology r...

2015
Mónica L. Serrano-Arévalo Adalberto Mosqueda-Taylor Hugo Domínguez-Malagón Michal Michal

The Clinco-pathological, immunohistochemical and molecular findings of four cases of Mammary Analogue Secretory Carcinoma (MASC) of salivary glands found in Mexico are described. The cases were extracted from 253 salivary gland tumors from a single institution in Mexico City. The 85 Candidates for initial selection were: low grade mucoepidermoid carcinoma (MEC) (N=70 ), Acinic cell cancinoma (A...

Salivary gland involvement is one of the radioiodine therapy complications. Salivary gland scintigraphy in quantitative mode can accurately evaluate salivary gland function. Methods: Salivary gland scintigraphy was performed with Tc-99m Pertechnetate, at the time of iodine therapy as a basic study and then 3 weeks and 3 months afterwards. Ejection Fraction (EF) of parotid and submandibula...

Journal: :Medicina oral, patologia oral y cirugia bucal 2006
Juan Carlos de Vicente Rodríguez Manuel Florentino Fresno Forcelledo Manuel González García Carolina Aguilar Andrea

Tumors of the salivary glands constitute an important field of oral and maxillofacial pathology. The majority of salivary gland neoplasms are benign, with malignant salivary tumors accounting for 15 to 32 percent. The most common site for salivary gland tumors is the parotid gland, accounting up to 80 percent of all cases. This article reports the pathologic picture in a case of sebaceous adeno...

2018
Katalin Zboray Julian Mohrherr Patricia Stiedl Klemens Pranz Laura Wandruszka Beatrice Grabner Robert Eferl Richard Moriggl Dagmar Stoiber Kazuhito Sakamoto Kay-Uwe Wagner Helmut Popper Emilio Casanova Herwig P Moll

Salivary gland cancer is an aggressive and painful cancer, but a rare tumor type accounting for only ~0.5% of cancer cases. Tumors of the salivary gland exhibit heterogeneous histologic and genetic features and they are subdivided into different subtypes, with adenoid cystic carcinomas (ACC) being one of the most abundant. Treatment of ACC patients is afflicted by high recurrence rates, the hig...

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