نتایج جستجو برای: aspiration efficiency
تعداد نتایج: 415303 فیلتر نتایج به سال:
Background: Accurate diagnosis of cutaneous leishmaniasis wouldavoid unnecessary treatment and scar formation. Direct smear isthe most common method for the diagnosis of this disease but itsnegative result could not rule out the infection; so, the need formore sensitive methods is obvious. We conducted this study tocompare the efficiency of direct skin smear with smears preparedby fine needle a...
Background and Objectives: Aspiration is a serious complication that occurs due to delayed gastric emptying in mechanically ventilated patients. Aspiration results in increased rate of pneumonia and death. Acupressure can increase gastric motility and prevent aspiration. This study aimed to determine the effect of acupressure on occurrence of gastric content aspiration in mechanically ventilate...
fine needle aspiration (fna) technique is a well-known procedure in the diagnosis of various organ diseases. this study was conducted to evaluate the utility of fna in the dianosis of neck masses. fine needle aspiration was performed upon 123 patients with palpable nonthyroidal lesions at neck during a five-year period. in ten cases, fna findings were nondiagnostic. from the reminder 113 patien...
introduction:foreign body aspiration is usually a serious condition that is most common among the pediatric population, and rare in adults. in adults, aspiration may be tolerated for a long time.case reports:our first case is a 38-year-old man who presented with a 2-day history of swallowing a foreign body. he was completely asymptomatic. chest x-ray revealed the presence of 5-cm foreign object...
Anderson, Kimberly Rose. "Computational fluid dynamics (CFD) study investigating the effects of torso geometry simplification on aspiration efficiency. ii ACKNOWLEDGMENTS First and foremost I would like to thank my advisor, Renée. I cannot possibly thank you enough for providing me with the support and direction to complete this work. You sparked my interest in research and set me on the path t...
Introduction: Foreign-body aspiration is still considered one of the most important diagnostic and therapeutic issues for physicians. Mortality rates and the prevalence of diseases caused by foreign bodies in the airway are higher in children because of the relatively narrow airway and immature protective mechanisms. The aim of this study was to study the pattern of foreign-body aspiration in t...
AIMS To assess the feasibility of training nurse practitioners to perform bone marrow aspiration and trephine biopsy, and to compare the quality of these samples with those obtained by medical staff. METHODS A retrospective audit was undertaken of nurse practitioner and medical staff performance in bone marrow procedures in a busy haematology day unit. RESULTS Nurse practitioners fared favo...
This paper extends what it known about the aspiration efficiencies of blunt aerosol samplers at large angles and under 'orientation-averaged' conditions to the important case of personal samplers worn by workers. Attention is focused on three sampling devices which have particular relevance to industrial hygiene sampling in Britain, the United States and elsewhere. A semi-empirical model for as...
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