نتایج جستجو برای: laryngeal cartilages
تعداد نتایج: 17208 فیلتر نتایج به سال:
Introduction. Respiratory failure followed by endotracheal intubation can lead to severe post intubation laryngeal lesions in small group of patients. Complikations are classified as acute (early) and chronic on a base the laryngoscopy findings. Aim. To assess the statistical relationship between early post intubation complications and intubation duration, birth weight and gestational age. Mate...
BACKGROUND Cartilage tissue has limited regenerative capacity and the management of cartilage defects has always been a challenging issue. Platelet-rich plasma (PRP) has been recently been used to improve healing of cartilage defects. In the present experiment, we aimed to investigate the effects of PRP on regeneration capacity as well as survival of the cartilage grafts in a rabbit model. M...
Abstract Background: Few studies have evaluated association of Helicobacter pylori with benign and malignant laryngeal lesions. The aim of this study was to evaluate the coexistence of Helicobacter pylori with laryngeal lesions in patients with laryngeal growths, admitted in Taleghani hospital. Methods: In this cross-sectional study, all patients referred to ENT ward of Taleghani hospital ...
The descriptions of the lung during the latter half of the last century, notably by Aeby (1880) and Ewart (1889),. and also the more modern work by Miller (1947) and Engel (1947) give descriptions of the cartilages in the trachea, carina, and main bronchi, but are disappointing in their lack of detailed information about the cartilages in the intrapulmonary bronchi. On this subject the authors ...
tion of the heart, and particularly of the right ventricle, when the heart is in its correct central position. If during intra-uterine life the heart is not central and during development lies to the left side, leaving the mediastinum empty, there will be no positive force to elevate the sternum, but rather a negative pressure which will suck it in. The ribs and sternum ossify early, but the co...
Background: Focal laryngeal candidiasis is not reported widely and is very infrequently recognized clinically. This disease is rare and may occur after pulmonary, pharyngeal and esophageal candidiasis or as part of disseminated disease. It is also secondary to inhaled steroid therapy which is usually mild and has been reported in 10-15 percent of patients taking these medications. Case Pr...
We present a method for fully automatic segmentation of the bones and cartilages of the human knee from MRI data. Based on statistical shape models and graph-based optimization, first the femoral and tibial bone surfaces are reconstructed. Starting from the bone surfaces the cartilages are segmented simultaneously with a multi object technique using prior knowledge on the variation of cartilage...
The phenotypes of skeletal malformations induced in pharyngeal arches and pectoral fins of Ž . X Japanese flounder larvae by retinoic acid RA , disulfiram, 2,2 -dipyridyl and azetidine-2-carboxylic acid were characterized, RA controls gene expression essential for pharyngeal and pectoral fin development; disulfiram is an inhibitor of RA synthase, 2,2-dipyridyl and azetidine-2-carboxylic acid ar...
An understanding of the interrelationships between cells and the intercellular substance of cartilages may help resolve the question of why some cartilages ossify and others do not. Thus far, in autoradiograms of growing bones, S%ulfate has been seen concentrated initially in chondrocytes (l-3), from which it is extruded into the matrix (1)) and thence, a portion of the label persists in the bo...
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