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Global health diagnostics

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https://www.readbyqxmd.com/read/27920829/clinical-and-genetic-features-of-australian-families-with-long-qt-syndrome-a-registry-based-study
#1
Charlotte Burns, Jodie Ingles, Andrew M Davis, Vanessa Connell, Belinda Gray, Lauren Hunt, Julie McGaughran, Christopher Semsarian
BACKGROUND: Familial long QT syndrome (LQTS) is a primary arrhythmogenic disorder caused by mutations in ion channel genes. The phenotype ranges from asymptomatic individuals to sudden cardiac arrest and death. LQTS is a rare but significant health problem for which global data should exist. This study sought to provide the first clinical and genetic description of Australian families with LQTS. METHODS: We performed a cross-sectional study to evaluate clinical and genetic features of families with LQTS...
December 2016: Journal of Arrhythmia
https://www.readbyqxmd.com/read/27904884/escherichia-coli-sequence-type-131-h30-is-the-main-driver-of-emerging-extended-spectrum-%C3%AE-lactamase-producing-e-coli-at-a-tertiary-care-center
#2
James R Johnson, Brian Johnston, Paul Thuras, Bryn Launer, Evgeni V Sokurenko, Loren G Miller
The H30 strain of Escherichia coli sequence type 131 (ST131-H30) is a recently emerged, globally disseminated lineage associated with fluoroquinolone resistance and, via its H30Rx subclone, the CTX-M-15 extended-spectrum beta-lactamase (ESBL). Here, we studied the clonal background and resistance characteristics of 109 consecutive recent E. coli clinical isolates (2015) and 41 historical ESBL-producing E. coli blood isolates (2004 to 2011) from a public tertiary care center in California with a rising prevalence of ESBL-producing E...
November 2016: MSphere
https://www.readbyqxmd.com/read/27904818/the-government-s-role-in-regulating-coordinating-and-standardizing-the-response-to-alzheimer-s-disease-anticipated-international-cooperation-in-the-area-of-intractable-and-rare-diseases
#3
REVIEW
Qi Tang, Peipei Song, Lingzhong Xu
The World Health Organization (WHO) has emphasized that aging of the population is inextricably linked to many other global public health issues, such as universal health coverage, non-communicable diseases, and disability. However, Alzheimer's Disease International (ADI) estimates that 46.8 million elderly people worldwide were living with dementia in 2015. Alzheimer's disease (AD), the most common form of dementia, is one of the most common neurodegenerative diseases and is the main cause of cognitive impairment...
November 2016: Intractable & Rare Diseases Research
https://www.readbyqxmd.com/read/27903602/whole-genome-sequencing-of-mycobacterium-tuberculosis-provides-insight-into-the-evolution-and-genetic-composition-of-drug-resistant-tuberculosis-in-belarus
#4
Kurt R Wollenberg, Christopher A Desjardins, Aksana Zalutskaya, Vervara Slodovnikova, Andrew J Oler, Mariam Quiñones, Thomas Abeel, Sinead B Chapman, Michael Tartakovsky, Andrei Gabrielian, Sven Hoffner, Aliaksandr Skrahin, Bruce W Birren, Alexander Rosenthal, Alena Skrahina, Ashlee M Earl
The emergence and spread of drug resistant Mycobacterium tuberculosis (DR-TB) is a critical global health issue. Eastern Europe has some of the highest incidences of DR-TB, particularly multidrug-resistant (MDR) and extensively drug-resistant (XDR) TB. To better understand the genetic composition and evolution of MDR- and XDR-TB in the region, we sequenced and analyzed the genomes of 138 M. tuberculosis isolates from 97 patients sampled between 2010 and 2013 in Minsk, Belarus. MDR and XDR-TB isolates were significantly more likely to belong to the Beijing lineage than to the Euro-American lineage, and known resistance-conferring loci accounted for the majority of phenotypic resistance to first- and second-line drugs in MDR and XDR-TB...
November 30, 2016: Journal of Clinical Microbiology
https://www.readbyqxmd.com/read/27903593/respiratory-syncytial-virus-infection-detection-and-new-options-for-prevention-and-treatment
#5
REVIEW
Cameron Griffiths, Steven J Drews, David J Marchant
Respiratory syncytial virus (RSV) infection is a significant cause of hospitalization of children in North America and one of the leading causes of death of infants less than 1 year of age worldwide, second only to malaria. Despite its global impact on human health, there are relatively few therapeutic options available to prevent or treat RSV infection. Paradoxically, there is a very large volume of information that is constantly being refined on RSV replication, the mechanisms of RSV-induced pathology, and community transmission...
January 2017: Clinical Microbiology Reviews
https://www.readbyqxmd.com/read/27903036/cannabis-use-and-its-associated-disorders-clinical-care
#6
Jan Copeland
BACKGROUND: Globally, cannabis is the most widely used and variably regulated illicit drug. The rates of use appeared to be stable in Australia at the time of the 2013 National Drug Strategy Household Survey, but levels of cannabis use disorder are rising and treatment seeking is increasing internationally. OBJECTIVE: This article describes the prevalence of cannabis use, associated disorders (eg harms with early and frequent use), and information on assessment and management...
December 2016: Australian Family Physician
https://www.readbyqxmd.com/read/27899145/bibliometric-analysis-of-publications-on-campylobacter-2000-2015
#7
Waleed M Sweileh, Samah W Al-Jabi, Ansam F Sawalha, Adham S AbuTaha, Sa'ed H Zyoud
BACKGROUND: Campylobacter species are widespread zoonotic pathogens. Campylobacter jejuni causes a form of gastroenteritis called campylobacteriosis. Campylobacter drug resistance is considered a serious threat. In order to better understand national and international research output on Campylobacter, we conducted this bibliometric overview of publications on Campylobacter. This study can be used to assess extent of interaction and response of researchers, food regulators, and health policy makers to global burden of campylobacateriosis...
November 29, 2016: Journal of Health, Population, and Nutrition
https://www.readbyqxmd.com/read/27896594/global-cerebral-ischemia-due-to-circulatory-arrest-insights-into-cellular-pathophysiology-and-diagnostic-modalities
#8
REVIEW
Santosh K Sanganalmath, Purva Gopal, John R Parker, Richard K Downs, Joseph C Parker, Buddhadeb Dawn
Circulatory arrest (CA) remains a major unresolved public health problem in the United States; the annual incidence of which is ~0.50 to 0.55 per 1000 population. Despite seminal advances in therapeutic approaches over the past several decades, brain injury continues to be the leading cause of morbidity and mortality after CA. In brief, CA typically results in global cerebral ischemia leading to delayed neuronal death in the hippocampal pyramidal cells as well as in the cortical layers. The dynamic changes occurring in neurons after CA are still unclear, and predicting these neurological changes in the brain still remains a difficult issue...
November 28, 2016: Molecular and Cellular Biochemistry
https://www.readbyqxmd.com/read/27896359/management-of-chronic-hepatitis-c-in-2017
#9
Leona von Köckritz, Jean-François Dufour
Hepatitis C virus (HCV) represents one of the most common aetiologies of chronic liver disease and causes a major global health burden. Globally an estimated 80 million people are chronically infected, but the majority of whom is still undiagnosed. Prior to the discovery of the virus in 1989 a significant number of patients were exposed and consecutively infected with HCV via contaminated transfusions, as it is a blood-borne disease. Chronic HCV infection pursues a progressive course that ultimately results in the development of cirrhosis, liver failure and hepatocellular carcinoma (HCC), if left untreated...
November 29, 2016: Hämostaseologie
https://www.readbyqxmd.com/read/27895004/predictors-of-vascular-cognitive-impairment-poststroke-in-a-middle-eastern-bahrain-cohort-a-proposed-case-control-comparison
#10
Claire Donnellan, Mona Al Banna, Noor Redha, Adel Al Jishi, Isa Al Sharoqi, Safa Taha, Moiz Bakhiet, Fatema Abdulla, Patrick Walsh
BACKGROUND: Poststroke dementia and cognitive impairment are associated with poor long-term outcomes after stroke. The contribution of genetic factors such as the presence of apolipoprotein (ApoE) ɛ4 allele and its association with cognitive impairment poststroke remains inconclusive, particularly in Middle Eastern regions. OBJECTIVE: The aim of this study is to examine all correlates and potential predictors of cognitive impairment including self-awareness and regulation deficits in stroke patients and compare these functions with healthy older adults from a Middle Eastern population...
November 28, 2016: JMIR Research Protocols
https://www.readbyqxmd.com/read/27894851/effectiveness-of-insecticide-treated-bednets-in-malaria-prevention-in-haiti-a-case-control-study
#11
Laura C Steinhardt, Yvan St Jean, Daniel Impoinvil, Kimberly E Mace, Ryan Wiegand, Curtis S Huber, Jean Semé Fils Alexandre, Joseph Frederick, Emery Nkurunziza, Samuel Jean, Brian Wheeler, Ellen Dotson, Laurence Slutsker, S Patrick Kachur, John W Barnwell, Jean Frantz Lemoine, Michelle A Chang
BACKGROUND: Insecticide-treated bednets (ITNs) are effective in preventing malaria where vectors primarily bite indoors and late at night, but their effectiveness is uncertain where vectors bite outdoors and earlier in the evening. We studied the effectiveness of ITNs following a mass distribution in Haiti from May to September, 2012, where the Anopheles albimanus vector bites primarily outdoors and often when people are awake. METHODS: In this case-control study, we enrolled febrile patients presenting to outpatient departments at 17 health facilities throughout Haiti from Sept 4, 2012, to Feb 27, 2014, who were tested with malaria rapid diagnostic tests (RDTs), and administered questionnaires on ITN use and other risk factors...
November 25, 2016: Lancet Global Health
https://www.readbyqxmd.com/read/27893080/travel-associated-zika-virus-disease-acquired-in-the-americas-through-february-2016-a-geosentinel-analysis
#12
Davidson H Hamer, Kira A Barbre, Lin H Chen, Martin P Grobusch, Patricia Schlagenhauf, Abraham Goorhuis, Perry J J van Genderen, Israel Molina, Hilmir Asgeirsson, Phyllis E Kozarsky, Eric Caumes, Stefan H Hagmann, Frank P Mockenhaupt, Gilles Eperon, Elizabeth D Barnett, Emmanuel Bottieau, Andrea K Boggild, Philippe Gautret, Noreen A Hynes, Susan Kuhn, R Ryan Lash, Karin Leder, Michael Libman, Denis J M Malvy, Cecilia Perret, Camilla Rothe, Eli Schwartz, Annelies Wilder-Smith, Martin S Cetron, Douglas H Esposito
Background: Zika virus has spread rapidly in the Americas and has been imported into many nonendemic countries by travelers. Objective: To describe clinical manifestations and epidemiology of Zika virus disease in travelers exposed in the Americas. Design: Descriptive, using GeoSentinel records. Setting: 63 travel and tropical medicine clinics in 30 countries. Patients: Ill returned travelers with a confirmed, probable, or clinically suspected diagnosis of Zika virus disease seen between January 2013 and 29 February 2016...
November 22, 2016: Annals of Internal Medicine
https://www.readbyqxmd.com/read/27888430/radiation-exposure-in-diagnostic-imaging-wisdom-and-prudence-but-still-a-lot-to-understand
#13
Paolo Tomà, Vittorio Cannatà, Elisabetta Genovese, Andrea Magistrelli, Claudio Granata
Since 2000, a series of scientific articles on CT have been raising increasing concern about the risk of radiation induced cancer in children. The alarming conclusions of some of these articles had international echo through global media, provoking widespread public concern. Actually, many of these alarming scientific publications appeared to be flawed by poor study design, but their conclusions were not openly contradicted. In US and Europe pediatric radiologists had to face a huge challenge, which brought to the Image Gently campaign and the Eurosafe initiative with the aim to rebut misinformation and to support medical radiation protection...
November 25, 2016: La Radiologia Medica
https://www.readbyqxmd.com/read/27882748/-application-of-the-concetrations-ratio-of-soluble-receptor-tyrosine-kinase-type-1-and-placental-growth-factor-for-short-term-prediction-and-diagnosis-of-preeclampsia
#14
Š Bubeníková, A Cíchová, L Roubalová, V Durdová, R Vlk
OBJECTIVE: Bring a comprehensive overview of the available information about applications of the concetration ratio of soluble receptor tyrosine kinase type 1 (sFlt-1), and placental growth factor for short-term prediction and diagnosis of preeclampsia. DESIGN: Overview study. SETTINGS: Department of Midwifery, Faculty of Health Sciences, Olomouc; Department of Clinical Biochemistry, University Hospital Olomouc; Department of Obstetrics and Gynecology, University Hospital Olomouc; Department of Obstetrics and Gynecology, 2nd Faculty of Medicine, Charles University in Prague and Motol University Hospital...
2016: Ceská Gynekologie
https://www.readbyqxmd.com/read/27872016/tuberculosis-eradication-versus-control
#15
Marco Schito, Debra Hanna, Alimuddin Zumla
According to the World Health Organization (WHO), 10.4 million people succumbed to tuberculosis (TB) in 2015 and is now the number one cause of death world-wide from a preventable infectious disease. Bold vision is needed from global leaders and plans have been proposed to end the TB epidemic. However enthusiasm must be matched by tangible and achievable goals based on the science and available funding. In order to reach the target and goals set by the WHO's End-TB Strategy, the challenges for TB eradication need to be addressed...
November 18, 2016: International Journal of Infectious Diseases: IJID
https://www.readbyqxmd.com/read/27866082/auditory-verbal-hallucinations-and-continuum-models-of-psychosis-a-systematic-review-of-the-healthy-voice-hearer-literature
#16
REVIEW
David Baumeister, Ottilie Sedgwick, Oliver Howes, Emmanuelle Peters
Recent decades have seen a surge of research interest in the phenomenon of healthy individuals who experience auditory verbal hallucinations, yet do not exhibit distress or need for care. The aims of the present systematic review are to provide a comprehensive overview of this research and examine how healthy voice-hearers may best be conceptualised in relation to the diagnostic versus 'quasi-' and 'fully-dimensional' continuum models of psychosis. A systematic literature search was conducted, resulting in a total of 398 article titles and abstracts that were scrutinised for appropriateness to the present objective...
November 1, 2016: Clinical Psychology Review
https://www.readbyqxmd.com/read/27863080/screening-for-potential-serum-based-proteomic-biomarkers-for-human-type-2-diabetes-mellitus-using-maldi-tof-ms
#17
Qiutao Meng, Siqi Ge, Wenhua Yan, Ruisheng Li, Jingtao Dou, Haibing Wang, Baoan Wang, Qingwei Ma, Yong Zhou, Manshu Song, Xinwei Yu, Hao Wang, Xinghua Yang, Fen Liu, Mohamed Ali Alzain, Yuxiang Yan, Ling Zhang, Lijuan Wu, Feifei Zhao, Yan He, Xiuhua Guo, Feng Chen, Weizhuo Xu, Monique Garcia, Desmond Menon, Youxin Wang, Yiming Mu, Wei Wang
BACKGROUND: Type 2 diabetes mellitus (T2DM) is a complex, pandemic disease contributing towards the global burden of health issues. To date, there are no simple clinical tests for the early detection of T2DM. METHOD: To identify potential peptide biomarkers for such applications, 406 sera of T2DM patients (n = 206) and healthy controls (n = 200) are analyzed by using MALDI-TOF MS with a cross-sectional case-control design. RESULT: Six peptides (peaks m/z 1452...
November 8, 2016: Proteomics. Clinical Applications
https://www.readbyqxmd.com/read/27855693/modelling-the-effect-of-short-course-multidrug-resistant-tuberculosis-treatment-in-karakalpakstan-uzbekistan
#18
James M Trauer, Jay Achar, Nargiza Parpieva, Atadjan Khamraev, Justin T Denholm, Dennis Falzon, Ernesto Jaramillo, Anita Mesic, Philipp du Cros, Emma S McBryde
BACKGROUND: Multidrug-resistant tuberculosis (MDR-TB) is a major threat to global TB control. MDR-TB treatment regimens typically have a high pill burden, last 20 months or more and often lead to unsatisfactory outcomes. A 9-11 month regimen with seven antibiotics has shown high success rates among selected MDR-TB patients in different settings and is conditionally recommended by the World Health Organization. METHODS: We construct a transmission-dynamic model of TB to estimate the likely impact of a shorter MDR-TB regimen when applied in a low HIV prevalence region of Uzbekistan (Karakalpakstan) with high rates of drug resistance, good access to diagnostics and a well-established community-based MDR-TB treatment programme providing treatment to around 400 patients...
November 18, 2016: BMC Medicine
https://www.readbyqxmd.com/read/27855644/febrile-illness-diagnostics-and-the-malaria-industrial-complex-a-socio-environmental-perspective
#19
Justin Stoler, Gordon A Awandare
BACKGROUND: Global prioritization of single-disease eradication programs over improvements to basic diagnostic capacity in the Global South have left the world unprepared for epidemics of chikungunya, Ebola, Zika, and whatever lies on the horizon. The medical establishment is slowly realizing that in many parts of sub-Saharan Africa (SSA), particularly urban areas, up to a third of patients suffering from acute fever do not receive a correct diagnosis of their infection. MAIN BODY: Malaria is the most common diagnosis for febrile patients in low-resource health care settings, and malaria misdiagnosis has soared due to the institutionalization of malaria as the primary febrile illness of SSA by international development organizations and national malaria control programs...
November 17, 2016: BMC Infectious Diseases
https://www.readbyqxmd.com/read/27849442/to-genotype-or-phenotype-for-personalized-medicine-cyp450-drug-metabolizing-enzyme-genotype-phenotype-concordance-and-discordance-in-the-ecuadorian-population
#20
Fernando De Andrés, Santiago Terán, Francisco Hernández, Enrique Terán, Adrián LLerena
Genetic variations within the cytochrome P450 (CYP450) superfamily of drug metabolizing enzymes confer substantial person-to-person and between-population differences in pharmacokinetics, and by extension, highly variable clinical effects of medicines. In this context, "personalized medicine," "precision medicine," and "stratified medicine" are related concepts attributed to what is essentially targeted therapeutics and companion diagnostics, aimed at improving safety and effectiveness of health interventions...
November 16, 2016: Omics: a Journal of Integrative Biology
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