Culture Negative Orthopedic Biofilm Infections

Culture Negative Orthopedic Biofilm Infections PDF

Author: Garth D. Ehrlich

Publisher: Springer Science & Business Media

Published: 2012-12-18

Total Pages: 148

ISBN-13: 3642295541

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During the recent transition between acute diseases caused by swarms of single planktonic bacteria, and chronic infections caused by bacteria growing in slime-enclosed biofilms, a general clinical consensus has emerged that pathologies with bacterial etiologies are frequently culture negative. Because biofilm infections now affect 17 million Americans per year (killing approximately 450,000), the suggestion that these common and lethal infections regularly go unnoticed by the only FDA-approved method for their detection and characterization is a matter of urgent concern. Biologically, we would expect that planktonic bacterial cells would colonize any new surface, including the surface of an agar plate, while the specialized sessile cells of a biofilm community would have no such proclivity. In the study of biofilm diseases ranging from otitis media to prostatitis, it was found that direct microscopy and DNA- and RNA-based molecular methods regularly document the presence of living bacteria in tissues and samples that are culture negative. The editors selected orthopedic biofilm infections as the subject of this book because these infections occur against a background of microbiological sterility in which modern molecular methods would be expected to find bacterial DNA, RNA-based microscopic methods would be expected to locate bacterial cells, and cultures would be negative. Moreover, in Orthopedics we find an already biofilm-adapted surgical group in which current strategies are based on the meticulous removal of compromised tissues, antibiotic options as based on high biofilm-killing local doses, and there are practical bedside strategies for dealing with biofilm infections. So here is where the new paradigm of biofilm infection meets the equally new paradigm of the culture negativity of biofilms, and this volume presents a conceptual synthesis that may soon combine the most effective molecular methods for the detection and identification of bacteria with a surgical discipline that is ready to help patients.

A Modern Approach to Biofilm-Related Orthopaedic Implant Infections

A Modern Approach to Biofilm-Related Orthopaedic Implant Infections PDF

Author: Lorenzo Drago

Publisher: Springer

Published: 2017-05-16

Total Pages: 119

ISBN-13: 3319522744

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This book discusses Prosthetic Joint Infection (PJI), which remains one of the most common problems necessitating revision arthroplasty. It pursues a multidisciplinary approach, bringing together opinions from the leading experts in the field. The book identifies the potential causes of these infections, provides sound diagnostic criteria guidelines, and explains how these prosthetic infections are managed from orthopedic surgery, clinical and diagnostic perspectives. PJI can lead to multiple revision surgeries and significant patient morbidity. Periprosthetic infection rates remain around 1–2% after primary total hip and knee arthroplasty and account for approximately 7–12% of all revision cases. Orthopedic hardware infections are much-feared and costly complications that can occur when these devices are implemented both in traumatic cases as well as in joint replacement surgery. Because these infections can lead to higher morbidity, it is important to understand their pathophysiology and the principles behind their diagnosis and initial treatment. The pathogenesis of these kinds of infections is intimately connected to the biofilm-producing trait characteristic of many microorganisms, which can have a critical effect on the likely success of treatments. The book offers a unique guide for all scientists working in arthroplasty who are seeking an update on the field, and for newcomers alike.

Prosthetic Joint Infections

Prosthetic Joint Infections PDF

Author: Trisha Peel

Publisher: Springer

Published: 2017-11-28

Total Pages: 263

ISBN-13: 3319652508

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This book outlines the most updated clinical guidelines that are vital for the prevention infections and care of patients with joint infections following a replacement surgery, one of the highest volume medical interventions globally. Sections address the diagnosis, management approaches and prevention of prosthetic joint infections. Written by experts in the field, this text provides a brief overview of the literature and current recommendations in each of the specified areas. Given the rapidly evolving state-of-play in this clinical area, this compendium grows increasingly important to clinicians in their management decisions. Prosthetic Joint Infections is a valuable resource for infectious disease specialists, epidemiologists, surgeons, and orthopedic specialists who may work with patients with prosthetic joint infections.

Bone and Joint Infections

Bone and Joint Infections PDF

Author: Werner Zimmerli

Publisher: John Wiley & Sons

Published: 2021-03-25

Total Pages: 466

ISBN-13: 1119720680

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BONE AND JOINT INFECTIONS Explore this comprehensive presentation of bone and joint infections, including non-implant and implant-associated orthopedic infections In the newly revised Second Edition of Bone and Joint Infections: From Microbiology to Diagnostics and Treatment, accomplished researcher and author Werner Zimmerli delivers a comprehensive overview of the most recent developments in the subject of bone and joint infection. Covering much of the new information appearing over the last five years, the book includes four new chapters presenting the diagnostic approach in bone and joint infections, discussing the identification of pathogens by non-culture techniques, management of multi-resistant bacteria in bone and joint infections by bacteriophages, and unusual microorganisms in periprosthetic joint infections. Many of the chapters are also updated to include new information on topics like eubacterial PCR, multiplex PCR, and the shotgun metagenomics approach. These subjects are of increased applicability and interest to increase the fraction of cases with identified pathogens. The book also helps clinicians to understand MRI-based images and rapidly interpret and plan for comprehensive therapy. Readers will also benefit from the inclusion of: A thorough introduction to the pharmacokinetics and pharmacodynamics of antibiotics in bone and preclinical models of infection in bone and joint surgery An exploration of native joint arthritis in children and adults, as well as an overview of septic arthritis of axial joints A practical discussion of the general aspects of periprosthetic joint infection, as well as specific aspects of periprosthetic joint infection after total hip and knee, shoulder, elbow, and ankle arthroplasty A concise treatment of osteomyelitis in children and adults Perfect for infectious disease specialists, microbiologists, orthopedic and trauma surgeons, and internists, Bone and Joint Infections: From Microbiology to Diagnostics and Treatment will also earn a place in the libraries of professionals working in the implant industry and pharmaceuticals, as well as clinical pharmacologists and rheumatologists.

The Role of Biofilms in Device-Related Infections

The Role of Biofilms in Device-Related Infections PDF

Author: Mark Shirtliff

Publisher: Springer Science & Business Media

Published: 2008-12-19

Total Pages: 276

ISBN-13: 3540681191

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Approximately 60% of all hospital-associated infections, over one million cases per year, are due to biofilms that have formed on indwelling medical devices. Device-related biofilm infections increase hospital stays and add over one billion dollars/year to U.S. hospitalization costs. Since the use and the types of indwelling medical devices commonly used in modern healthcare are continuously expanding, especially with an aging population, the incidence of biofilm infections will also continue to rise. The central problem with microbial biofilm infections of foreign bodies is their propensity to resist clearance by the host immune system and all antimicrobial agents tested to date. In fact, compared to their free floating, planktonic counterparts, microbes within a biofilm are 50 – 500 times more resistant to antimicrobial agents. Therefore, achieving therapeutic and non-lethal dosing regimens within the human host is impossible. The end result is a conversion from an acute infection to one that is persistent, chronic, and recurrent, most often requiring device removal in order to eliminate the infection. This text will describe the major types of device-related infections, and will explain the host, pathogen, and the unique properties of their interactions in order to gain a better understanding of these recalcitrant infections.

Biofilm Infections

Biofilm Infections PDF

Author: Thomas Bjarnsholt

Publisher: Springer

Published: 2014-10-11

Total Pages: 0

ISBN-13: 9781489982285

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This book will cover both the evidence for biofilms in many chronic bacterial infections as well as the problems facing these infections such as diagnostics and treatment regimes. A still increasing interest and emphasis on the sessile bacterial lifestyle biofilms has been seen since it was realized that that less than 0.1% of the total microbial biomass lives in the planktonic mode of growth. The term was coined in 1978 by Costerton et al. who defined the term biofilm for the first time.In 1993 the American Society for Microbiology (ASM) recognised that the biofilmmode of growth was relevant to microbiology. Lately many articles have been published on the clinical implications of bacterial biofilms. Both original articles and reviews concerning the biofilm problem are available.

Orthopedic Infection

Orthopedic Infection PDF

Author: David Schlossberg

Publisher: Springer Science & Business Media

Published: 2012-12-06

Total Pages: 196

ISBN-13: 1461238706

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This comprehensive, clinically oriented reference details the state-of-the-art approach to infections of bones and joints. Utility for all practitioners is ensured by the wide range of contributors who include infectious disease specialists, rheumatologists, orthopedic surgeons, and radiologists. This is the definitive resource for the clinician who treats orthopedic infections.

Medical Biofilms

Medical Biofilms PDF

Author: Jana Jass

Publisher: John Wiley & Sons

Published: 2003-04-02

Total Pages: 328

ISBN-13: 9780471988670

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Biofilms are formed by microorganisms growing on surfaces and comprise a series of microcolonies interspersed with spaces through which fluids and other microorganisms move. In medicine, the primary problems are biofilms associated with implants: infections are increasingly difficult to treat with traditional antibiotics and removal of the implant often becomes essential, frequently leading to higher morbidity and mortality. This will be the first book dedicated to medical biofilms. It will cover much recent information on the problems of biofilms, how to detect them and how to control their presence.

Bone and Joint Infections

Bone and Joint Infections PDF

Author: W. Zimmerli

Publisher: John Wiley & Sons

Published: 2015-01-27

Total Pages: 429

ISBN-13: 1118581776

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Infections of the bones (osteomyelitis) and joints (septic arthritis) are serious health problems which require antibiotics and often surgery. Awareness among health professionals of the causes and treatment options for various types of bone and joint infections is essential for effective resolution. Bone and Joint Infections takes a multidisciplinary approach in covering the diagnostic and therapeutic treatment of osteomyelitis and septic arthritis, including different types of implant-associated infections. Correct and rapid diagnosis of bone and joint infection is crucial, and requires the input of a variety of specialists. Bone and Joint Infection takes a similarly collaborative and comprehensive approach, including chapters authored by clinicians, laboratory specialists, and surgeons. Covering the basic microbiology and clinical aspects of bone and joint infection, this book will be a valuable resource both for researchers in the lab and for physicians and surgeons seeking a comprehensive reference on osteomyelitis and septic arthritis.

Management of Periprosthetic Joint Infections (PJIs)

Management of Periprosthetic Joint Infections (PJIs) PDF

Author: J.J. Chris Arts

Publisher: Woodhead Publishing

Published: 2016-10-25

Total Pages: 304

ISBN-13: 0081002424

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Management of Periprosthetic Joint Infections (PJIs): Management of PJIs discusses periprosthetic joint infection (PJI), a fairly rare occurrence that is nonetheless one of the most serious complications in joint replacement surgery. Intricate interactions between the pathogen, the host, and the implant can result in PJIs which are not only physically devastating for the patient, but also financially crippling for health authorities and insurance companies. Actions taken to minimize the risk of PJIs can be extremely challenging for the orthopaedic community. Consequently, new research, which is detailed in this comprehensive book, is being undertaken to minimize and manage these challenging infections. Provides essential background knowledge on the mechanisms and identification of PJIs Dedicated chapters focus on the complex, but vital eccentricities between PJIs in different areas of the body Contains contributions from a mixture of clinical and academic experts in the field, thus ensuring balanced coverage