Bench Aids for the Diagnosis of Intestinal Parasites PDF Download
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Author: World Health Organization
Publisher:
ISBN:
Category : Medical
Languages : en
Pages : 26
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Book Description
A set of nine A-4 color plates with 118 photomicrographs illustrating the appearance and diagnostic features of all the common intestinal helminths and protozoan parasites known to infect humans. Produced in a robust plasticized format, the plates can be used as either a guide for laboratory and field workers in endemic countries, or a teaching aid for students and trainees. The aim is to help the microscopist ascertain the presence of parasites in feces, whether they be minute protozoan cysts or large helminth eggs, and to identify them correctly. With this goal in mind, the bench aids include pertinent laboratory instructions as well as high-quality images. The photomicrographs illustrate diagnostic features of each of the parasites as they appear in different preparations and at different magnifications. Each photomicrograph is produced with a measuring bar and accompanied by a short explanatory legend, which draws attention to distinctive features that help confirm diagnosis. Helminth eggs are illustrated in the first 36 photomicrographs, which show the diagnostic stages of the most common helminthes, including nematodes, cestodes, schistosomes, and other trematodes. The remaining photomicrographs offer advice on the more difficult task of detecting and identifying intestinal protozoan trophozoites and cysts. Relevant laboratory techniques are described on the reverse side of the plates. Additional laboratory aids include dichotomous keys for the identification of amoebic trophozoites trophozoites of intestinal flagellates, and cysts of amoebae and flagellates.
Author: World Health Organization
Publisher: World Health Organization
ISBN: 9241515341
Category : Medical
Languages : en
Pages : 32
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Book Description
This second edition of Bench aids for the diagnosis of intestinal parasites is intended both as a practical tool for the diagnosis of intestinal parasitic infections for laboratory and field workers and as a teaching aid for students and trainees. The plates are arranged on two sides: the recto with microphotographs for the identification of eggs larvae trophozoites cysts and oocysts occurring in faeces and the verso dedicated to the different copromicroscopical methods (procedures) and main staining techniques used in parasitology. Special attention has been devoted to all graphical and pictorial contents. The decision to include the outline of an Ascaris lumbricoides egg in its relative size next to each parasitic structure fulfils the intention of visualizing the actual dimensions that the eye needs to be looking for when examining the specimens with a microscope. For each image the size of the parasite and a short description are provided to assist in the microscopical identification. Two summary plates one for helminths and the other for protozoa are also included to provide a visual overview of the different presentations of parasitic elements. The bench aids have been produced in a weatherproof plastic-sealed format that is robust and easy to use at the bench. They are recommended for use by all health workers engaged in the routine diagnosis of intestinal parasitic infections.
Author: World Health Organization
Publisher:
ISBN:
Category : Medical
Languages : en
Pages : 26
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Book Description
A set of nine A-4 color plates with 118 photomicrographs illustrating the appearance and diagnostic features of all the common intestinal helminths and protozoan parasites known to infect humans. Produced in a robust plasticized format, the plates can be used as either a guide for laboratory and field workers in endemic countries, or a teaching aid for students and trainees. The aim is to help the microscopist ascertain the presence of parasites in feces, whether they be minute protozoan cysts or large helminth eggs, and to identify them correctly. With this goal in mind, the bench aids include pertinent laboratory instructions as well as high-quality images. The photomicrographs illustrate diagnostic features of each of the parasites as they appear in different preparations and at different magnifications. Each photomicrograph is produced with a measuring bar and accompanied by a short explanatory legend, which draws attention to distinctive features that help confirm diagnosis. Helminth eggs are illustrated in the first 36 photomicrographs, which show the diagnostic stages of the most common helminthes, including nematodes, cestodes, schistosomes, and other trematodes. The remaining photomicrographs offer advice on the more difficult task of detecting and identifying intestinal protozoan trophozoites and cysts. Relevant laboratory techniques are described on the reverse side of the plates. Additional laboratory aids include dichotomous keys for the identification of amoebic trophozoites trophozoites of intestinal flagellates, and cysts of amoebae and flagellates.
Author: World Health Organization
Publisher:
ISBN: 9789240698680
Category : Electronic books
Languages : en
Pages : 32
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Book Description
Author: Who
Publisher: World Health Organization
ISBN: 9241545240
Category : Medical
Languages : en
Pages : 24
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Book Description
Between 300-500 million people are infected with malaria each year, and more than one million, mainly children, die from the disease. These laboratory bench aids are aimed at health workers responsible for diagnosing malaria by microscopic examination of blood films, but will also be useful as teaching aids. The bench aids present photomicrographs, with explanatory text, that show many of the possible variations of malaria parasites.
Author: A. Montresor
Publisher: World Health Organization
ISBN: 9789241545563
Category : Medical
Languages : en
Pages : 90
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Book Description
More than 2000 million people worldwide are affected by schistosomiasis and soil-transmitted helminth (STH) infections and 155 000 deaths are reported each year. These infections are diseases associated with poverty, and in school-age populations in developing countries, intestinal helminth infections rank first among the causes of all communicable and noncommunicable diseases. This book describes a cost-effective approach to the control of these infections, based on the use of periodic parasitological surveys of school population samples. It is intended as a guide for health education managers responsible for implementing community-based programmes.
Author: Lynne Shore Garcia
Publisher: John Wiley & Sons
ISBN: 1555815960
Category : Medical
Languages : en
Pages : 488
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Book Description
An essential training aid and reference guide for laboratorians. Includes easy-to-follow collection and ordering guidelines and diagnostic techniques. Offers extensive discussion and a table to assist physicians with ordering the most appropriate diagnostic tests. Provides extensive information on method selection, clinical relevance, and test menus. Features diagnostic algorithms, summary tables, and identification keys. Presents comprehensive organism information on facing pages. Includes "how-to" tips based on 30 years of the author's benchwork experience Serves as a resource for microbiologists, physicians, medical technologists, public health personnel, teachers, and students.
Author:
Publisher:
ISBN:
Category : Communicable diseases
Languages : en
Pages : 1292
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Book Description
Author: Amy L. Leber
Publisher: John Wiley & Sons
ISBN: 1683674839
Category : Medical
Languages : en
Pages : 6587
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Book Description
Gold Standard consensus-based procedures from the experts. The Clinical Microbiology Procedures Handbook, 5th edition, provides those engaged in microbial analysis of clinical specimens with procedures for the detection, identification, and characterization of microorganisms involved in human infections. This unique and valuable collection of step-by-step descriptions of the numerous testing modalities used in the clinical microbiology laboratory was written and edited by highly knowledgeable laboratorians. The 5th edition features two new sections, one on blood cultures and one on MALDI-TOF MS, and the sections on molecular diagnostics, virology, and serology were extensively revised and updated. Presented over multiple volumes, this handbook enables laboratory staff to perform all analyses, including appropriate quality control recommendations, from the receipt of the specimen through processing, testing, interpretation, presentation of the final report, and subsequent consultation. If you are looking for online access to the latest from this reference or site access for your lab, please visit www.wiley.com/learn/clinmicronow.
Author: D. W. T. Crompton
Publisher: CRC Press
ISBN: 1420004948
Category : Medical
Languages : en
Pages : 380
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Book Description
Written by internationally respected experts, Handbook of Human Helminthiasis provides information essential in the development of an integrated approach to the prevention, control and treatment of disease caused by endoparasitic helminths. The text is divided into sections dealing with the main groups of helminth infections and the diseases they i
Author: Y Motarjemi
Publisher: Woodhead Publishing
ISBN: 1845691393
Category : Technology & Engineering
Languages : en
Pages : 657
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Book Description
Developments such as the increasing globalisation of the food industry, new technologies and products, and changes in the susceptibility of populations to disease, have all highlighted the problem of emerging pathogens. Pathogens may be defined as emerging in a number of ways. They can be newly-discovered, linked for the first time to disease in humans or to a particular food. A pathogen may also be defined as emerging when significant new strains emerge from an existing pathogen, or if the incidence of a pathogen increases dramatically. This important book discusses some of the major emerging pathogens and how they can be identified, tracked and controlled so that they do not pose a risk to consumers.After an introductory chapter, Emerging foodborne pathogens is split into two parts. The first part deals with how pathogens evolve, surveillance methods in the USA and Europe, risk assessment techniques and the use of food safety objectives. The second part of the book looks at individual pathogens, their characteristics, methods of detection and methods of control. These include: Arcobacter; Campylobacter; Trematodes and helminths; emerging strains of E. coli; Hepatitis viruses; Prion diseases; Vibrios; Yersinia; Listeria; Helicobacter pylori; Enterobacteriaceae; Campylobacter; Mycobacterium paratuberculosis; and enterocci.Emerging foodborne pathogens is a standard reference for microbiologists and QA staff in the food industry, and food safety scientists working in governments and the research community. - Discusses identification issues - Looks at surveillance methods and the tracking of viruses - Looks at individual pathogens in detail
