Publications by authors named "Weinstein R"

Heart disease was an uncommon cause of death in the US at the beginning of the 20th century. By mid-century it had become the commonest cause. After peaking in the mid-1960s, the number of heart disease deaths began a marked decline that has persisted to the present.

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Besides their cell-damaging effects in the setting of oxidative stress, reactive oxygen species (ROS) play an important role in physiological intracellular signalling by triggering proliferation and survival. FoxO transcription factors counteract ROS generation by upregulating antioxidant enzymes. Here we show that intracellular H2O2 accumulation is a critical and purposeful adaptation for the differentiation and survival of osteoclasts, the bone cells responsible for the resorption of mineralized bone matrix.

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Preventing healthcare-associated infections (HAIs) is a national priority. Although substantial progress has been achieved, considerable deficiencies remain in our ability to efficiently and effectively translate existing knowledge about HAI prevention into reliable, sustainable, widespread practice. "A Compendium of Strategies to Prevent Healthcare-Associated Infections in Acute Care Hospitals: 2014 Updates" is the product of a highly collaborative endeavor designed to support hospitals' efforts to implement and sustain HAI prevention strategies.

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Purpose: Venous thromboembolism is a common complication after major orthopedic surgery. When prescribing anticoagulant prophylaxis, clinicians weigh the benefits of thromboprophylaxis against bleeding risk and other adverse events. Previous benefit-risk analyses of the REgulation of Coagulation in ORthopaedic surgery to prevent Deep vein thrombosis and pulmonary embolism (RECORD) randomized clinical studies of rivaroxaban versus enoxaparin after total hip (THA) or knee (TKA) arthroplasty generally used pooled THA and TKA results, counted fatal bleeding as both an efficacy and a safety event, and included the active and placebo-controlled portions of RECORD2, which might confound benefit-risk assessments.

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Rural trauma care has been regarded as being the "challenge for the next decade." Trauma patients in rural areas face more struggles than their urban counterparts because of the absence of specialized trauma care, delay in providing immediate care to trauma victims, and longer transport times to reach a trauma center. Telemedicine is a promising tool for facilitating rural trauma care.

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We evaluated the effectiveness of daily chlorhexidine gluconate (CHG) bathing in decreasing skin carriage of Klebsiella pneumoniae carbapenemase-producing Enterobacteriaceae (KPC) among long-term acute care hospital patients. CHG bathing reduced KPC skin colonization, particularly when CHG skin concentrations greater than or equal to 128 μg/mL were achieved.

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Objective: To identify differences in organizational culture and better understand motivators to implementation of a bundle intervention to control Klebsiella pneumoniae carbapenemase-producing Enterobacteriaceae (KPC).

Design: Mixed-methods study.

Setting: Four long-term acute care hospitals (LTACHs) in Chicago.

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Transmission of pathogens between spatially separated hosts, i.e., indirect transmission, is a commonly encountered phenomenon important for epidemic pathogen spread.

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Introduction: Smartphones can be used to record and transmit high-quality clinical photographs. The aim of this study was to describe our experience with smartphone telephotography in the care of trauma patients. We hypothesized that smartphone telephotography can be safely and effectively implemented on a trauma service.

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Background: Group AB plasma, which lacks anti-A and anti-B isohemagglutinins, is issued for emergency transfusion when a patient's ABO group is unknown, but the relative scarcity of group AB blood donors limits its availability. We sought to establish a thawed plasma inventory to improve the rapid availability of plasma in the emergency release setting but were concerned about potential wastage of group AB plasma.

Study Design And Methods: Recognizing that plasma-incompatible apheresis platelets are routinely transfused and only rarely result in hemolytic reactions if the donor is blood group O, and considering that group A plasma would be compatible with approximately 85% of our patient population, we instituted an emergency release policy whereby thawed group A plasma is issued to all patients of unknown blood group or if compatible plasma is not available.

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There has been a spike in interest and use of telehealth, catalyzed recently by the anticipated implementation of the Affordable Care Act, which rewards efficiency in healthcare delivery. Advances in telehealth services are in many areas, including gap service coverage (eg, night-time radiology coverage), urgent services (eg, telestroke services and teleburn services), mandated services (eg, the delivery of health care services to prison inmates), and the proliferation of video-enabled multisite group chart rounds (eg, Extension for Community Healthcare Outcomes programs). Progress has been made in confronting traditional barriers to the proliferation of telehealth.

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Telemedicine is changing the practice of medicine. It is part of the ever-growing use of communications technology in health care being used in prevention, disease management, home health care, long-term (chronic) care, emergency medicine, remote medical imaging, and many other applications. The pace at which telemedicine is being adopted and integrated into the healthcare enterprise is exponential and, for many (even those in the field!), it is often difficult to keep up with all of the changes occurring.

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Objective: To evaluate the effects of canagliflozin, a sodium glucose co-transporter 2 inhibitor, on body weight in overweight and obese subjects (body mass index [BMI] ≥27 and <50 kg/m(2) ).

Methods: This 12-week, Phase 2b, randomized, double-blind study enrolled 376 subjects without diabetes mellitus who received canagliflozin 50, 100, or 300 mg or placebo once daily. The primary endpoint was the percent change in body weight from baseline through Week 12.

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Commercial teleradiology is well established in the US. There are many factors to consider when engaging a teleradiology provider. One of the basic questions is what do you expect to gain from it? Do you want a final reading from an attending radiologist (known as a consultant radiologist in many countries) or would you be satisfied with a preliminary reading from a teleradiology provider and a final reading from your own in-house radiologist the following day? Do you simply require after-hours coverage or do you need to supplement the coverage provided by your own internal radiologists during normal working hours? Teleradiology is not without its drawbacks.

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Ankle fractures are a common osteologic outcome from trauma. These fracture patterns include a variety of concomitant soft tissue disruptions, including diastasis. Surgical treatment of a syndesmotic injury can be performed in conjunction with open reduction with internal fixation.

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Autologous hemopoietic progenitor cell (HPC) collection is the most frequent indication for an apheresis procedure in patients with multiple myeloma, up to 10% of whom may also require hemodialysis because of myeloma kidney. We investigated whether HPC collection could be performed in tandem with hemodialysis, to avoid extra outpatient visits for extracorporeal procedures, without compromising the efficacy of the hemodialysis, the HPC collection efficiency (CE) or patient safety. Four dialysis-dependent patients with multiple myeloma underwent 5 large volume leukapheresis HPC collections in tandem with hemodialysis.

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Background: In the United States, Klebsiella pneumoniae carbapenemase (KPC)-producing Enterobacteriaceae are increasingly detected in clinical infections; however, the colonization burden of these organisms among short-stay and long-term acute care hospitals is unknown.

Methods: Short-stay acute care hospitals with adult intensive care units (ICUs) in the city of Chicago were recruited for 2 cross-sectional single-day point prevalence surveys (survey 1, July 2010-January 2011; survey 2, January-July 2011). In addition, all long-term acute care hospitals (LTACHs) in the Chicago region (Cook County) were recruited for a single-day point prevalence survey during January-May 2011.

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Objective: Many developing countries have shown interest in embracing telemedicine and incorporating it into their healthcare systems. In 2000, the U.S.

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Wnt/β-catenin/TCF signaling stimulates bone formation and suppresses adipogenesis. The hallmarks of skeletal involution with age, on the other hand, are decreased bone formation and increased bone marrow adiposity. These changes are associated with increased oxidative stress and decreased growth factor production, which activate members of the FOXO family of transcription factors.

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Objective: The HIV/AIDS burden in Israel is increasing. This study aims to describe the nationwide-HIV epidemiology in the last 30 years and highlight areas of concern in HIV/AIDS control.

Design: Descriptive study.

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