Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 22 for “"pneumoconiosis"”.
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Silicosis among Cape gemstone workers : tigers' eye pneumoconiosis
Silicosis continues to be an important occupational disease in South Africa, particularly in small, poorly regulated industries. A case series is described of six workers who developed silicosis whilst involved in the processing of semi-precious gem stones. They had been employed as stone sculptors …
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Study of selecting industrial accident hospital on pneumoconiosis patients
이 연구는 산재병원과 일반병원의 병원선택요인을 비교하고 이를 통해 병원선택에 영향을 주는 요인을 알아보기 위하여 수도권 소재 2개 산재병원과 2개 일반 요양병원의 진폐증 입원환자들을 대상으로 진폐요양기관 선택요인을 규명하기 위해 295명에게 구조화된 설문지를 이용한 자기기입식 조사방법으로 자료를 수집하여 분석하였다. 첫째, 연구대상자의 인구사회학적인 특성 중 병원유형별로 유의한 차이를 보이는 변수는 교육수준, 거주지, 건강유무, 연령이었으며 학력이 중등교육이상 일수록 일반병원보다는 산재병원에 더 많았으며 본인이 건강하지 않다고 …
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Hut lung : a study of domestically acquired pneumoconiosis in rural women
Pneumoconiosis in rural Transkeian women termed "Transkei Silicosis" has been thought to be caused by silica inhaled while grinding maize by traditional methods (Palmer and Daynes, 1967). This study was undertaken to investigate the features and causes of hut lung. The range of clinical, …
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Characterizing and Influencing Intracellular Transport
… of pulmonary diseases in the United States with pneumoconiosis to contextualize microscopic cell responses to damage with macroscopic outcomes. Pneumoconiosis is caused by inhaled dusts and nanomaterials, which can become embedded in and inflame lung tissues. We found that pneumoconiosis is …
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Knowledge, attitude and practice of coal mineworkers pertaining to Occupational Health and Safety at the Leeuwpan Mine in Mpumalanga Province, South Africa
… coal mine dust which can cause coal workers' pneumoconiosis (CWP) and a plethora of other hazards in both underground and open cast mines on a daily basis. The aim of the study is to assess the knowledge, attitude and practice of coal mineworkers pertaining to occupational health and safety at …
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Development and Implementation of a Standard Methodology for Respirable Coal Mine Dust Characterization with Thermogravimetric Analysis
… in miners, such as silicosis and Coal Workers Pneumoconiosis, has shown there is a need for a greater understanding of the respirable fraction of dust in underground coal mines. This study will examine the development of a comprehensive standard methodology for characterization of respirable …
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Rapid, Quantitative Assessment of Antimycobacterial Water Disinfection based on the Firefly Luciferase Reporter Gene
… with predisposing lung conditions (e.g., pneumoconiosis), and cervical lymphadenitis in children. Twenty-five to fifty percent of late stage AIDS patients are infected with M. avium. M. avium has been recovered from drinking water and strains from water share identical DNA fingerprints …
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Monitoring and Control of Coal Dust Exposure Using Low-Cost PM Sensors and Computational Fluid Dynamics
… serious health problems including coal workers pneumoconiosis (CWP) and chronic massive fibrosis. The prevalence of these health problems has been on the increase since the 2000s due to increased exposure levels with roof bolter operators having the highest exposure levels. The currently used …
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Appalachian Coal Miners At Greater Risk For Silica Exposure than Rocky Mountains
… silica, and the odds of a coal workers pneumoconiosis diagnosis. </p> <p>Study Design </p> <p>The MSHA datasets cover all enforcement cases from 1970 to present, and include employee personal sampling results for respirable silica dust. The EIA coal production datasets cover from 1949 to …
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An Improved Thermogravimetric Analysis Method for Respirable Coal Mine Dust and Comparison to Results by SEM-EDX
… of lung diseases such as Coal Worker's Pneumoconiosis, commonly referred to as "black lung", and silicosis. Since the mid-1990s, an alarming resurgence of diseases has been documented in central Appalachia, where underground mining often necessitates significant extraction of rock strata …
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Fighting For Survival: Coal Miners And The Struggle Over Health And Safety In The United States, 1968-1988
… legislation and compensation for the victims of pneumoconiosis, or `black lung,' a debilitating, work-related respiratory disease.</p> <p>My study emphasizes the importance of community in the miners' campaign for the political reform of coal mine health and safety laws. I argue that sustained …
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Application of a TGA Method to Estimate Coal, Carbonate, and Non-carbonate Mineral Fractions as a Proxy for the Major Sources of Respirable Coal Mine Dust
… lung diseases, such as Coal Worker's Pneumoconiosis (CWP) and Progressive Massive fibrosis (PMF). After the passage of the Federal Coal Mine Health and Safety Act (CMHSA) in the late 1960's the prevalence of CWP among US coal miners decreased. However, since the late 1990's a …
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MEMS Hybrid Electronic Integration: From Micro-Robotic Actuation to Control and Monitoring of MEMS Sensor
… respiratory illnesses, including Coal Workers’ Pneumoconiosis (CWP), lung cancer, and silicosis, with disease severity inversely correlated with particle size. This work builds upon the Wearable Respirable Dust Monitor (WEARDM), a dual MEMS gravimetric sensor platform for high-sensitivity PM …
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Investigating the Effects of Particle Loading and Agglomeration on Respirable Coal Mine Dust Particle Classification by SEM-EDX
… to incurable lung diseases such as coal workers' pneumoconiosis (CWP, also referred to as "black lung"). Further, CWP can develop into a more severe form known as progressive massive fibrosis (PMF). There has been a resurgence of PMF since the late 1990s. Coal miners are also exposed to …
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Rapid FTIR analysis for respirable crystalline silica monitoring in coal mines using readily available sampling equipment
… risks, including development of coal workers' pneumoconiosis (CWP) (also known as "black lung"). CWP has the potential to progress to a more consequential form known as progressive massive fibrosis (PMF), for which a dramatic resurgence has been observed among US miners since the early 2000's. …
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Demonstration of Optical Microscopy and Image Processing to Classify Respirable Coal Mine Dust Particles
… chronic lung diseases, including coal worker’s pneumoconiosis (CWP) and more severe forms such as progressive massive fibrosis. After the Federal Coal Mine Health and Safety Act was passed in 1969, limits on exposure to respirable dust were set, and the prevalence of CWP abruptly decreased. …
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Development and Implementation of an Automated SEM-EDX Routine for Characterizing Respirable Coal Mine Dust
… following years of exposure, coal workers' pneumoconiosis (CWP) and silicosis are the most common disease diagnoses. Although dramatic reductions in CWP and silicosis cases were achieved across the US between about 1970-1999 through a combination of regulatory dust exposure limits, improved …
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Lung Perfusion CT: Differentiation between Lung Cancer and Progressive Massive Fibrosis
PURPOSE: To evaluate the usefulness of perfusion CT in the differential diagnosis between progressive massive fibrosis and lung cancer. MATERIALS AND METHODS: We retrospectively analyzed the perfusion CT image of 20 lesions in 13 patients with progressive massive fibrosis. Using 16 channel …
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Síntomas respiratorios y neumoconiosis por polvo de carbón diagnosticada radiológicamente, en los trabajadores de minería subterránea en Boyacá en el año 2014
Introducción Las neumoconiosis son un grupo de enfermedades respiratorias ocupacionales, debidas a la acumulación de polvo en los pulmones. Colombia pese a ser un país minero, no cuenta con datos oficiales sobre la prevalencia de la neumoconiosis que permitan implementar medidas preventivas para …
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Caracterización paraclínica de trabajadores con patologías respiratorias de un centro de referencia neumológico, Bucaramanga, 2014-2016
Introducción: La enfermedad respiratoria ocupacional es causada por la exposición a diferentes agentes en el trabajo. Las pruebas objetivas realizadas en sospecha de enfermedad respiratoria de origen laboral, son importantes herramientas que permiten realizar un adecuado diagnóstico, una detección …
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