نتایج جستجو برای: intraoral stent tongue carcinoma dosimetry
تعداد نتایج: 459468 فیلتر نتایج به سال:
BACKGROUND Resistance to anticancer agents is a major obstacle for successful chemotherapy in tongue squamous cancer. Sam68 is an oncogenic-related protein in oral tongue squamous cell carcinoma functions as a signaling molecule mediating apoptosis, whose over-expression is associated with the clinicopathologic characteristics and prognosis of patients. The present study was to examine the effe...
Gag reflex is a physiologic mechanism that promotes contraction of the muscles of the tongue and pharyngeal walls. Different factors, including intraoral radiographic films and sensors, may trigger this reflex. Patients with severe gag reflex may not be able to tolerate the presence of intraoral radiographic films or sensors during root canal therapy (RCT). This factor may prevent an appropriat...
Apoptosis-related protein B-cell lymphoma-extra large (Bcl-xL) has a crucial role in the control of cell death through its inhibition of apoptosis. This study was designed to investigate the expression of Bcl-xL in relation to the development of tongue carcinoma and whether it has potential as a marker for the clinical diagnosis of tongue carcinoma and as a therapeutic target to evaluate the dy...
C n patients with cancer of the tongue, the thickness and depth f the tumour are important independent prognostic facors for local recurrence, subclinical nodal metastasis, and urvival.1–3 Intraoral ultrasonography is useful for assessng both factors,1–3 and intraoral colour Doppler sonography elps to predict delayed cervical lymph node metastases in arly-stage cancer of the tongue.2 Without th...
UNLABELLED We examined mandibular invasion of intraoral squamous cell carcinoma by simultaneous bone and tumor dual-isotope SPECT using (99m)Tc-hydroxymethylene diphosphonate ((99m)Tc-HMDP) and (201)Tl-chloride ((201)Tl) and by CT. METHODS Early and delayed simultaneous bone and tumor dual-isotope SPECT and CT were performed on 39 patients suspected of having tumor invasion of the mandible by...
In assessing 143 infants with cleft lip and palate, we found feeding problems to vary with the patients' anatomic lesion. Effective feeding techniques were identified by first assessing the infant's ability to generate negative intraoral pressure and to move the tongue against the nipple and then by matching these deficits to appropriate feeding devices.
The purpose of this study was to use cineradiographic images to investigate tongue movement during deglutition in anterior open bite patients with tongue thrust. Each subject had semi-spherical lead markers attached to the tip and dorsal surface of the tongue and was asked to swallow 5 ml of diluted liquid barium. Tongue movement during deglutition was recorded in the mid-sagittal plane with an...
Spindle cell carcinoma (SCSCC) with osteoid and/or cartilage formation in the head and neck is rare; only one case was reported tongue. Herein, we report an SCSCC of tongue developed 85-year-old man, then review report.
Background: Recently, different investigators have studied the possibility of radiation therapy in restenosis prevention and have shown promising results. In this study a unique radioactive source for intra vascular brachytherapy (IVBT) was investigated. The two-dimensional dose distribution in water for a 32P IVBT stent has been calculated. The pure beta emitter source 32P has been co...
Synchronous lingual granular cell tumor and squamous cell carcinoma (case report) Dr. D. Sadri* *-Assistant Professor of Oral & Maxillofacial Pathology Dept. – Faculty of Dentistry – Tehran Islamic Azad University. Introduction: For the first time, Abrikossof described granular cell tumor in 1926. It was firstly believed that this tumor originated from skeletal muscle but using electron microsc...
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