Abstract Objectives: Diseases such as SARS-CoV-2 have novel features that require modifications to the standard network-based stochastic SEIR model. In particular, we introduce this model account for potential changes in behavior patterns of individuals upon becoming symptomatic, well tendency a substantial proportion those infected remain asymptomatic. Methods: Using generic network where ever...

Several studies have shown that autoimmune diseases are preceded by a long pre-clinical phase, and that many autoantibodies can be detected in the serum of asymptomatic subjects years before the clinical manifestations become evident. Three parameters must be carefully quantitated for predictive tests to be clinically useful: sensitivity of prediction, specificity of prediction, and positive pr...

Health impact assessments associated with large-scale infrastructure projects, such as the Chad-Cameroon Petroleum Development and Pipeline Project, monitor pre-existing conditions and new diseases associated with particular industries or changes in social organization. This paper suggests that illness self-reports constitute a complementary set of benchmarks to measure the health impacts of th...

Mr Pfister is Assistant Scientist/Epidemiologist, Wisconsin State Laboratory of Hygiene; Dr Golubjatnikov is Emeritus Chief Immunologist, Wisconsin State Laboratory of Hygiene and Emeritus Assistant Clinical Professor of Population Health Sciences, University of Wisconsin-Madison; Dr Arcari is Assistant Professor of Population Health Sciences, University of WisconsinMadison; Doctor Davis is Chi...

pregnant women are at increased risk for urinary tract infection (uti) but in many cases infection is asymptomatic. this study was performed to determine the incidence of asymptomatic bacteriuria and pyuria in pregnant women. a total of 86 pregnant women during first trimester and 56 nonpregnant women were evaluated. all subjects were clinically identified to have no signs and symptoms of uti. ...

Introduction Malign diseases may mimic rheumatoid diseases. Joint involvement and leg pain are among frequently encountered symptoms particularly in the patients with leukemia. Sometimes, however, primary tumor may be asymptomatic and may mimic rheumatoid diseases because of metastasis. The present case, which admitted to our clinic with bone and joint pain continuing for 10 days and mimicking ...

background: coronary arteriovenous fistulas (cavfs) are direct connections from one or more coronary arteries to cardiac chambers or a large vessel. they are mostly of congenital origin. the aim of this study was to describe clinical presentation and also delineate the course and management of cavf. methods: clinical data, chest x-rays, echocardiographic and angiographic evaluation of 40 patien...