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Nancy Wang, Matthias Osswald
The majority of meningiomas, the most common primary brain tumor, are considered to be benign, and characteristic magnetic resonance imaging features allow a preliminary diagnosis. Meningiomas can be classified in the World Health Organization system as grade I, II, or III, depending on various histological features. In many cases, observation is the preferred management option, although this means the absence of a histological diagnosis. If necessary, standard therapy consists of surgery with or without adjuvant radiation, depending on the tumor grade and the degree of resection...
February 2018: Seminars in Neurology
Daniel Cahill, Sevin Turcan
Malignant glioma is a common type of brain tumor that remains largely incurable. Although a definitive cell of origin of gliomas remains elusive, numerous population studies, sequencing efforts, and genetically engineered mouse models have contributed to our understanding of the early events that may lead to gliomagenesis. Herein we summarize our current knowledge on the population epidemiology of gliomas, heritable genetic risk factors, the somatic events that contribute to tumor evolution, and mouse models that have shed light on the glioma cell of origin...
February 2018: Seminars in Neurology
Huanhuan Hu, Naoko Sasaki, Takayuki Ogasawara, Satsue Nagahama, Shamima Akter, Keisuke Kuwahara, Takeshi Kochi, Masafumi Eguchi, Ikuko Kashino, Taizo Murakami, Makiko Shimizu, Akihiko Uehara, Makoto Yamamoto, Tohru Nakagawa, Toru Honda, Shuichiro Yamamoto, Ai Hori, Chihiro Nishiura, Hiroko Okazaki, Teppei Imai, Akiko Nishihara, Toshiaki Miyamoto, Kentaro Tomita, Isamu Kabe, Tetsuya Mizoue, Naoki Kunugita, Seitaro Dohi
Introduction: We aimed to determine the prospective association of smoking status, smoking intensity, and smoking cessation with the risk of hearing loss in a large Japanese cohort. Methods: The cohort study included 50195 employees, who were aged 20-64 years and free of hearing loss at baseline. Participants were followed up for a maximum of 8 years. Pure-tone audiometric testing was performed annually to identify hearing loss at 1 and 4 kHz. Cox proportional hazards regression models were used to investigate the association between smoking and hearing loss...
March 14, 2018: Nicotine & Tobacco Research: Official Journal of the Society for Research on Nicotine and Tobacco
Tristan Pascart, Frédéric Lioté
This review article summarizes the relevant English literature on gout from 2010 through April 2017. It emphasizes that the current epidemiology of gout indicates a rising prevalence worldwide, not only in Western countries but also in Southeast Asia, in close relationship with the obesity and metabolic syndrome epidemics. New pathogenic mechanisms of chronic hyperuricaemia focus on the gut (microbiota, ABCG2 expression) after the kidney. Cardiovascular and renal comorbidities are the key points to consider in terms of management...
March 13, 2018: Rheumatology
Nicolas Hoertel, Hadi Faiz, Guillaume Airagnes, Carlos Blanco, Rachel Pascal De Raykeer, Silvia Franco, Géraldine Ducoutumany, Cédric Lemogne, Frédéric Limosin
BACKGROUND: Heavy drinkers are at high risk for suicide attempt and suicide. Multiple factors, when examined in isolation, have been implicated in the risk of suicide attempt in this population. In this report, we present a comprehensive model of the 3-year risk of suicide attempt in heavy drinkers using a longitudinal nationally representative study, the National Epidemiologic Survey on Alcohol and Related Conditions (NESARC; wave 1, 2001-2002; wave 2, 2004-2005). METHODS: We used structural equation modeling to simultaneously examine effects of four broad groups of clinical factors previously identified as potential predictors of attempted suicides: 1) alcohol use disorder severity, 2) severity of comorbidity, 3) sociodemographic characteristics and 4) help-seeking for alcohol problems...
March 7, 2018: Drug and Alcohol Dependence
Waqas Hameed, Bilal Iqbal Avan
INTRODUCTION: Respectful and dignified healthcare is a fundamental right for every woman. However, many women seeking childbirth services, especially those in low-income countries such as Pakistan, are mistreated by their birth attendants. The aim of this epidemiological study was to estimate the prevalence of mistreatment and types of mistreatment among women giving birth in facility- and home-based settings in Pakistan in order to address the lack of empirical evidence on this topic...
2018: PloS One
Susana García-Gutiérrez, José M Quintana López, Ane Antón-Ladislao, María Soledad Gallardo Rebollal, Irene Rilo Miranda, Miren Morillas Bueno, Nekane Murga Eizagaetxebarria, Ricardo Palenzuela Arocena, Esther Pulido, Irantzu Barrio Beraza, Urko Aguirre Larracoechea, Inmaculada Arostegui
OBJECTIVES: To validate the EAHFE-3D scale, based on the Acute Heart Failure in Emergency Departments registry, in a cohort of patients attended for acute heart failure. MATERIAL AND METHODS: Study of a multipurpose cohort of patients with acute heart failure in 3 hospitals in the Basque Country between 2011 and 2013. We extracted age, baseline New York Heart Association functional class, systolic blood pressure, baseline arterial oxygen saturation, sodium level in blood, and emergency department treatments (noninvasive mechanical ventilation, use of inotropic agents and vasopressors) in order to calculate each patient's EAHFE-3D score...
2018: Emergencias: Revista de la Sociedad Española de Medicina de Emergencias
Levente Molnár, Béla Fülesdi, Norbert Németh, Csilla Molnár
Sepsis is a leading cause of death in medical and surgical intensive care units (ICUs). Disturbance of consciousness of varying severity is an early warning sign of developing sepsis in the majority of cases. Sepsis-associated encephalopathy (SAE) is the most frequent type of encephalopathy in the ICU and is defined as a state of diffuse cerebral dysfunction caused by the inflammatory response of the body to various infections, where the inflammatory process does not affect the central nervous system (CNS) directly and the primary symptom is a disturbed level of consciousness...
March 2018: Neurology India
Sophie Laffont, Eve Blanquart, Jean-Charles Guéry
Allergic asthma is a chronic pulmonary inflammatory disease initiated by exposure to normally harmless allergens and marked by bronchial hyperreactivity. It affects more than 300 million people worldwide. Asthma often starts in childhood. Epidemiological studies show that there are sexual disparities in the prevalence and severity of asthma. Before the age of 10, the disease is more common in boys. This tendency reverses at puberty suggesting a regulating role of the sex hormones. In this synthesis, we summarize current knowledge on the role of sex hormones in allergic inflammation, with a particular focus on the impact of androgens on the development and function of recently introduced group 2 innate lymphoid cell subsets (ILC2) as critical actors in the initiation of allergic responses...
March 2018: Médecine Sciences: M/S
Rolando Saavedra O, Fresia Solís F, Carmina Domic C
INTRODUCTION: Children scalded by the tearing of hot-water bottles presented a sudden and significa tive increase around 2000 in Chile. For this reason the Aid to Burned Children Corporation (COA-NIQUEM) publicized prevention concepts concerning the careful use of this device and raised a voice of alarm to authorities. Later, the National Normalization Institute introduced quality certification standards for hot water bottles sold in the country. OBJECTIVES: Determine the impact of preventive measures and quality certification for hot water bottles in burns caused by tearing of the device on children...
December 2017: Revista Chilena de Pediatría
Bingqing Liu, Lulu Song, Hui Li, Xiaoxuan Zheng, Jing Yuan, Yuan Liang, Youjie Wang
AIMS: Epidemiological studies of the long-term maternal health outcomes of spontaneous miscarriages have been sparse and inconsistent. The objective of our study is to examine the association between spontaneous miscarriages and diabetes among middle-aged and older Chinese women. METHODS: A total of 19,539 women from the Dongfeng-Tongji cohort study who completed a questionnaire and had medical examinations performed on were included in the analysis. History of spontaneous miscarriage was obtained by self-reporting in the first follow-up questionnaire interview...
March 15, 2018: Acta Diabetologica
Yang Feng, Weixing Dai, Yaqi Li, Shaobo Mo, Qingguo Li, Sanjun Cai
OBJECTIVE: Marital status has been found as an independent prognostic factor for survival in colorectal cancer (CRC). However, it is unclear whether patients with different marital status have benefited the same from the treatment improvement. METHODS: We queried the Surveillance, Epidemiology, and End Results (SEER) 9 database for patients diagnosed with CRC from 1975 to 2009. Yearly survival data was presented with overlying loess smoothing lines, stratifying by marital status...
March 15, 2018: International Journal of Colorectal Disease
Sabine Hoffmann, Chantal Guihenneuc, Sophie Ancelet
Exposure measurement error can be seen as one of the most important sources of uncertainty in studies in epidemiology. When the aim is to assess the effects of measurement error on statistical inference or to compare the performance of several methods for measurement error correction, it is indispensable to be able to generate different types of measurement error. This paper compares two approaches for the generation of Berkson error, which have recently been applied in radiation epidemiology, in their ability to generate exposure data that satisfy the properties of the Berkson model...
March 15, 2018: Radiation and Environmental Biophysics
Andras P Durko, Ruben L Osnabrugge, Nicolas M Van Mieghem, Milan Milojevic, Darren Mylotte, Vuyisile T Nkomo, A Pieter Kappetein
Aims: The number of transcatheter aortic valve implantation (TAVI) procedures is rapidly increasing. This has a major impact on health care resource planning. However, the annual numbers of TAVI candidates per country are unknown. The aim of this study was to estimate current and future number of annual TAVI candidates in 27 European countries, the USA and Canada. Methods and results: Systematic literature searches and meta-analyses were performed on aortic stenosis (AS) epidemiology and decision-making in severe symptomatic AS...
March 12, 2018: European Heart Journal
Emily Goldmann, James H Stark, Farzana Kapadia, Matthew B McQueen
The rapid growth in undergraduate public health education has offered an increasing number of undergraduate students training in epidemiology. Epidemiology courses introduce undergraduate students to a population health perspective and provide opportunities for these students to build essential skills and competencies such as ethical reasoning, teamwork, comprehension of scientific methods, critical thinking, quantitative and information literacy, ability to analyze public health information, and effective writing and oral communication...
March 13, 2018: American Journal of Epidemiology
Suhong Xiao, Ying-Sheng Tang, Praveen Kusumanchi, Sally P Stabler, Ying Zhang, Asok C Antony
Background: Epidemiologic and in vitro studies suggest independent linkages between poor folate and/or vitamin B-12 nutrition, genomic human papillomavirus (HPV) type 16 viral integration, and cancer. However, there is no direct evidence in vivo to support the causative role of poor folate nutrition in HPV16 integration into the cellular genome. Objective: We tested the hypothesis that folate deficiency enables the integration of HPV16 into the genome of HPV16-harboring keratinocytes, and could thereby influence earlier transformation of these cells to cancer in an animal model...
March 1, 2018: Journal of Nutrition
Masha Shulkin, Laura Pimpin, David Bellinger, Sarah Kranz, Wafaie Fawzi, Christopher Duggan, Dariush Mozaffarian
Background: Epidemiologic studies link maternal seafood and n-3 (ω-3) polyunsaturated fatty acid (PUFA) consumption with improved childhood cognitive development; trials show mixed results. Objective: We investigated effects of n-3 PUFA supplementation on child cognitive and visual outcomes. Methods: We systematically reviewed and meta-analyzed randomized controlled trials of n-3 PUFA supplementation in mothers or infants (age ≤2 y) and evaluated standardized measures of cognitive or visual development up to age 18 y...
March 1, 2018: Journal of Nutrition
Patricia E Molina, Liz Simon, Angela M Amedee, David A Welsh, Tekeda F Ferguson
Alcohol's multisystemic effects impact HIV disease pathogenesis and increase the risk for comorbidities in persons living with HIV (PLWH). The increased number of aging PLWH increases the potential for alcohol to enhance the risk for comorbidities. Integration of epidemiological, preclinical and translational studies provide an overarching view of the impact of heavy alcohol consumption on HIV risk, pathogenesis, treatment and burden of disease. The combined insult of HIV infection, heavy alcohol consumption and toxic effects of antiretroviral therapy in aging PLWH poses a public health challenge through increased disease burden that also impacts quality of life and increases health care costs...
March 13, 2018: Alcohol and Alcoholism: International Journal of the Medical Council on Alcoholism
Juliana Gil Melgaço, Noemi Rovaris Gardinali, Vinicius da Motta de Mello, Mariana Leal, Lia Laura Lewis-Ximenez, Marcelo Alves Pinto
Hepatitis E virus (HEV) is a common etiology of acute viral hepatitis worldwide. Recombinant HEV vaccines have been developed, but only one is commercially available and licensed in China since 2011. Epidemiological studies have identified genotype 3 as the major cause of chronic infection in immunocompromised individuals. Ribavirin has been shown to be effective as a monotherapy to induce HEV clearance in chronic patients who have undergone solid organ transplant (SOT) under immunosuppressive therapy. Efforts and improvements in prevention and control have been made to reduce the instances of acute and chronic hepatitis E in endemic and nonendemic countries...
2018: BioMed Research International
Luís P Carmo, Liza R Nielsen, Lis Alban, Paulo M da Costa, Gertraud Schüpbach-Regula, Ioannis Magouras
Reducing antimicrobial use (AMU) in livestock is requested by Public Health authorities. Ideally, this should be achieved without jeopardizing production output or animal health and welfare. Thus, efficient measures must be identified and developed to target drivers of AMU. Veterinarians play a central role in the identification and implementation of such efficient interventions. Sixty-seven veterinarians with expertise in livestock production in Denmark, Portugal, and Switzerland participated in an expert opinion study aimed at investigating experiences and opinions of veterinarians about the driving forces and practices related to AMU in the main livestock sectors (broiler, dairy cattle, fattening/veal calf, and pig industry) of the aforementioned countries...
2018: Frontiers in Veterinary Science
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