نتایج جستجو برای: fissures
تعداد نتایج: 2051 فیلتر نتایج به سال:
Background: Vulvar dermatoses are inflammatory disorders of genital skin causing itch, burning, and plaques with overlying excoriation and linear fissures. Objective: To assess the effectiveness of a soft foam based on Tiab® system (TF), complex of titanium micro crystals covalently bound with silver ions associated with hyaluronic acid, in the supportive treatment of lichen sclerosus (LS) and ...
Pulmonary fissures separate human lungs into five distinct regions called lobes. Detection of fissure is essential for localization of the lobar distribution of lung diseases, surgical planning and follow-up. Treatment planning also requires calculation of the lobe volume. This volume estimation mandates accurate segmentation of the fissures. Presence of other structures (like vessels) near the...
Background: The author describes a technique of closed manipulation of the fibers of the internal anal sphincter to relieve anal spasm in patients with chronic anal fissures. Patients and methods: 301 patients with chronic anal fissures treated with this technique were enrolled for the study. Preoperative and postoperative anal manometry was recorded. An independent observer assessed postoperat...
Pulmonary fissures are important landmarks for automated recognition of lung anatomy and need to be detected as a pre-processing step. We propose a derivative of stick (DoS) filter for pulmonary fissures detection in thoracic CT scans by considering their thin curvilinear shape across multiple transverse planes. Based on a stick decomposition of a local rectangular neighborhood, a nonlinear der...
Abstract There are several finite element-based modeling approaches to deal with fissures, fractures and discontinuities in rocks.
Careful antemortem examination and interpretation of findings, assisted by good clinical records, do much to throw light on the nature of vertical fissure in cattle. During an eight month period of investigation, 13 (3.2%) lame cows with vertical fissure out of 52 Holstein cows with different claw fissures were selected for clinical and gross pathological purposes in a commercial dairy farm wit...
Thin (5-mm) coronal high-field (1.5-T) MR images of four human brain specimens and 14 normal volunteers were correlated with myelin-stained microtomic sections of the specimen cerebella. The primary white-matter tracts innervating several hemispheric (posterior quadrangular, superior, and inferior semilunar, gracile, biventer, tonsil) and vermian (declive, folium, tuber) lobules are oriented pe...
In evaluating thoracic function, it is effective to segment the five lung lobes from multidetector-row computed tomography (MDCT) images. Almost all of the conventional methods are based on extracting the lobar fissures; however, some parts of the fissures may not be observed from MDCT images due to CT artifacts and/or adhesions between the lung lobes. This article proposes an alternative metho...
In this study, the drying-induced microstructure evolution of compacted silt with different salinities is investigated using mercury intrusion porosimetry and environmental scanning electron microscope. The pore size distribution (PSD) specimens near optimum (w = 17%) exhibited bimodal characteristics. Upon drying 8%), PSD changed to a trimodal pattern appearance new nano-pore population. This ...
Background: Based on the images generated from two multi-slice computed tomography (CT) scanners, we intended to compare the five-line sign of normal interlobular fissures produced on axial or oblique maximum intensity projection (MIP) reconstructions using different algorithms. Methods: Two groups of 50 subjects underwent either 16-slice or 256-slice spiral unenhanced chest CT. None of them in...
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