نتایج جستجو برای: preepiglottic space
تعداد نتایج: 494277 فیلتر نتایج به سال:
Laryngeal schwannomas are extremely uncommon. We present a case of bulky supraglottic schwannoma with involvement of the preepiglottic and superior paraglottic spaces. Clinical findings, computed tomography and magnetic resonance images are presented. These characteristics are typical, however not specific to schwannomas. For definitive diagnosis, histology and immunohistochemistry are necessar...
BACKGROUND Paraglottic space (PGS) is a connective tissue compartment of the larynx and is important in the extension of laryngeal cancer. It communicates with the preepiglottic space superiorly and with the extralaryngeal region inferiorly through the gap within the cricothyroid membrane. Transglottic cancer of the larynx, which spreads within PGS, is characterized by a high incidence of laryn...
We describe the CT appearance of supraglottitis and its complications in three adults. The most common CT findings were thickening of the epiglottis, aryepiglottic folds, false and true vocal cords, obliteration of the preepiglottic fa, thickening of the platysma muscle, and reticulation of the subcutaneous fat. Multiple loculated fluid-density collections consistent with abscesses were seen in...
abstract:assume that y is a banach space such that r(y ) ? 2, where r(.) is garc?a-falset’s coefficient. and x is a banach space which can be continuously embedded in y . we prove that x can be renormed to satisfy the weak fixed point property (w-fpp). on the other hand, assume that k is a scattered compact topological space such that k(!) = ? ; and c(k) is the space of all real continuous ...
Objective: To evaluate the clinicopathologic findings and treatment outcome in laryngectomized patients with laryngeal cancer and hypopharyngeal cancer. Materials and Methods: The authors retrospectively reviewed the medical records of 212 patients who had been newly diagnosed and treated with laryngectomy between January 2000 and December 2010. The age, gender, clinical manifestations, associa...
OBJECTIVE: The present study was aimed at evaluating the role of computed tomography in the local clinical staging of supraglottic tumors according to the TNM classification, as well as the interobserver agreement on the detection of the tumor extent. MATERIALS AND METHODS: Thirty-nine dossiers of inpatients of Hospital Heliópolis with supraglottic squamous cell carcinoma in the period between ...
BACKGROUND The effectiveness of transoral microsurgery for early-stage glottic cancer relies on the possibility to obtain adequate exposure of the lesion. The purpose of this study was to design a new surgical technique allowing efficient endoscopic removal of these tumors in patients with unsatisfactory transoral exposure. METHODS A minimal invasive access to the glottis, made through the th...
Knowing the surgical options for treating laryngeal carcinomas and the factors that are used to select patients for radiation therapy leads to a more comprehensive interpretation of neck scans in patients with laryngeal tumors (Table 6). Critical factors include tumor volume; cartilaginous invasion; spread across supraglottic-glottic-subglottic [table: see text] boundaries; infiltration of pree...
A thirty-seven-year-old male patient presented with dysphagia and hoarseness six months after complete remission of acute myeloid leukemia (AML-M0), which had been treated with chemotherapy. Physical examination revealed left vocal cord paralysis and involvement of the 9th, 10th, and 12th cranial nerves. Sagittal and axial magnetic resonance scans of the nasopharynx and neck showed a mass in th...
the space now known as complete erdos space ec was introduced by paul erdos in 1940 as the closed subspace of the hilbert space ?2 consisting of all vectors such that every coordinate is in the convergent sequence {0} ? { 1 n : n ? n}. in a solution to a problem posed by lex g. oversteegen we present simple and useful topological characterizations of ec. as an application we determine the ...
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