نتایج جستجو برای: perforated surface
تعداد نتایج: 642226 فیلتر نتایج به سال:
BACKGROUND Our understanding of the cause and treatment of peptic ulcer disease has changed dramatically over the last couple of decades. It was quite common some years ago to treat chronic ulcers surgically. These days, the operative treatment is restricted to the small proportion of ulcer patients who have complications such as perforation. The author reports seven cases of perforated duodena...
In this study, the main features of trichomes, nutlet, and pollen A. orientalis, which growing in four different provinces Turkey, were examined as detail results illustrated. orientalis carries both peltate capitate well non-glandular ones. However, subtypes glandular trichomes recognized. The shape nutlets is obovate, oblong-obovate nutlet surface sculpturing alveolate. grains euprolate (P/E ...
Purpose. To compare the long-term outcomes of infectious versus sterile perforated corneal ulcers after therapeutic penetrating keratoplasty in the United States. Methods. The charts of 45 consecutive eyes that underwent primary therapeutic penetrating keratoplasty for a perforated corneal ulcer at a single center were retrospectively reviewed. The perforated ulcers were classified as infectiou...
The whole cell patch-clamp technique, in both standard and perforated patch configurations, was used to study the influence of Na+-Ca++ exchange on rundown of voltage-gated Ca++ currents and on the duration of tail currents mediated by Ca++-dependent Cl- channels. Ca++ currents were studied in GH3 pituitary cells; Ca++-dependent Cl- currents were studied in AtT-20 pituitary cells. Na+-Ca++ exch...
Bone augmentation procedures represent a real clinical challenge. One option is the use of titanium meshes. Additive manufacturing techniques can provide custom-made devices in alloy. The purpose this study was to investigate material used, which influence outcomes bone procedure. Specific test samples were obtained from two different manufacturers with shapes: surfaces without perforations and...
PURPOSE To report a specific line of research developed at the University of São Paulo/Brazil on fibrin glue used for sealing corneal perforations and the perspectives of use on non-perforated corneal ulcers and photorefractive keratectomy-operated corneas. METHODS To describe fibrin glue manufacture, development of a device to test the glued perforated corneal area resistance, subsequent exp...
BACKGROUND Delay in diagnosis and treatment of perforated appendicitis may cause life-threatening complications.The aim of this study was to determine and compare pre-operative total and direct bilirubin levels incases of simple and perforated acute appendicitis in order to improve the clinical decision making. METHODS This prospective observational study included eighty patients who underwen...
INTRODUCTION Gastrointestinal stromal tumours (GISTs) are the most common connective tissue neoplasms of the gastrointestinal tract, the most common clinical presentation of which is with abdominal pain or gastrointestinal bleeding. METHODS We describe a case of a perforated gastric GIST as well as reviewing the relevant published literature. RESULTS A 51-year-old woman presented to the acu...
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