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25 MECHANISMS OF HUMAN IMMUNODEFICIENCY VIRUS (HIV
25 MECHANISMS OF HUMAN IMMUNODEFICIENCY VIRUS (HIV

... Four important mechanisms involved in the early establishment of persistent infection and in viral escape from the immune response are active during primary HIV infection. On the basis of the different usage of the CC chemokine co-receptor for entry into target cells, non-syncytium-inducing macropha ...
Advice on the Ebola virus November 2014
Advice on the Ebola virus November 2014

... Public Health England (PHE), in conjunction with the Department for Education, has produced advice for schools, colleges, childcare and residential settings to ensure people are properly informed about the Ebola virus. This can be found on GOV.UK. ...
syphilis
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... vitro, must be grown in tissue culture ...
PBL Tuberculosis – Lecture by Dr Khalid Mahmud Ch
PBL Tuberculosis – Lecture by Dr Khalid Mahmud Ch

... • Occurs when tubercle bacilli are in the body, but the immune system is keeping them under control • Detected by the Mantoux tuberculin skin test (TST) or by blood tests such as interferon-gamma release assays (IGRAs) which include: – QuantiFERON®-TB Gold test (QFT-G) – QuantiFERON®-TB Gold In-Tube ...
Standard Precautions
Standard Precautions

... Soiled Patient-Care Equipment: Handle in a manner that prevents transfer of microorganisms to others and to the environment; wear gloves if visibly contaminated; perform hand hygiene. Environmental Control: Develop procedures for routine care, cleaning, and disinfection of environmental surfaces, es ...
pneumonia
pneumonia

... (Turner, 1987): In developed countries, bacterial 19 % ; viral 39 % ...
Vaccines related epidemiology Programme design and
Vaccines related epidemiology Programme design and

... even if all savings achieved by reduced disease burden were taken into account. ...
6512 Infection Control Program
6512 Infection Control Program

... complete an Immunization History form to be placed on file at the district office. In the event of an outbreak of a vaccine-preventable disease in school, the local health officer has the authority to exclude all susceptible persons, including school staff. This authority would likely be exercised i ...
Infection Control - Ontario Dental Association
Infection Control - Ontario Dental Association

... state that each instrument should undergo a sterilization process after each patient. These guidelines apply to all instruments, with the exception of some instruments that are disposed of after a single use. After the dentist has finished treating a patient, the instruments they have used undergo t ...
Unit 14.5: Protists, Fungi, and Human Disease
Unit 14.5: Protists, Fungi, and Human Disease

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... eradication of many diseases in the past 100 years including polio, smallpox, whooping cough and diptheria. But these claims are largely based on epidemic studies, rather than on clinical evidence of effectiveness. Europe for example, experienced the same rise and decline of polio cases yet never ha ...
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Cytokine and Chemokine Gene Expression after Primary and

Epidemiology - International Federation of Infection Control
Epidemiology - International Federation of Infection Control

... Principles of Epidemiology in Public Health Practice, Third Edition • The introductory self-study course is available online. The course provides an introduction to applied epidemiology and biostatistics; it consists of six lessons: Introduction to Epidemiology, Summarizing Data, Measures of Risk, D ...
sti counselling
sti counselling

... Both in Canada and around the world, STIs are on the rise. As many individuals don’t realize that STIs can be asymptomatic, education and awareness are key to prevention and treatment of STIs. Furthermore, early intervention after potential infection, partner notification, and abstinence until compl ...
INSTRUCTION SHEET: RINGWORM University of North Carolina Wilmington Abrons Student Health Center
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... Ringworm is a superficial (not deep) fungal infection of the skin. Ringworm is a misleading term: Although the infection appears as ring-like patches, worms are not involved. Ringworm begins as small, round, scaly, red spots on the skin. The spots enlarge slowly, with the center clearing: The patch ...
Molluscum Contagiosum - Melbourne Sexual Health Centre
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... This is an educational and pictorial competency training package for the diagnosis and management of Molluscum Contagiosum (MC). MC is a common condition seen within sexual health centres, it is easily diagnosed and treated. The information and assessment represents the level of educational preparat ...
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... o In large numbers can enter spontaneously (poor hygiene, prolonged moisture) Spread and multiplication o Depends on # of organisms, site, speed of body response, immune hx of host Damage o Local infection = abscess (pus)  In skin = boils aka furuncles; multiple interconnected = carbuncles  Acute ...
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... of liver disease. There are limited numbers of drugs which are active against hepatitis B virus and if resistance develops it will make further treatment more difficult. If you are experiencing difficulty with adhering to your treatment regime or think you may encounter problems, you should consult ...
Ebola Virus Disease Information for Travellers
Ebola Virus Disease Information for Travellers

... people, dead or alive. This includes unprotected sexual contact with patients up to seven weeks after they have recovered. You can also catch the disease from direct contact with blood and other bodily fluids from wild animals, dead or alive, such as monkeys, forest antelopes, rodents and bats. Ebol ...
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REVIEW Viral Infections and Diseases of the Endocrine System

... Experiments in animals provide the best evidence for virus-induced diabetes. Craighead and coworkers [23-24a] found that infection of mice with the M variant of encephalomyocarditis virus resulted in a syndrome similar to diabetes in over 40% of the surviving mice. Within four to eight days after in ...
Transmission of Hep B in the Health Care Setting
Transmission of Hep B in the Health Care Setting

... dental procedures [4]. In 3 other published reports, epidemiologic studies and DNA analysis confirmed that an HIV-positive physician or nurse had transmitted HIV to a patient [5–8]. For a period of time, a flurry of “look-back” investigations of patients of HIV-infected health care workers was done ...
Vector-borne animal diseases and the environment
Vector-borne animal diseases and the environment

... the emergence factors and modelled the mechanisms by which RVF spreads, using social network analysis (SNA) methods. This work revealed that live ruminant trade contributed to the spread of the virus, on a local, regional and even continental scale. As the results of serological studies of small rum ...
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... • Cough lasting 3 or more weeks • Coughing up sputum or blood (Hemoptysis) • Chest pain • Breathlessness ...
Sexually Transmitted Diseases
Sexually Transmitted Diseases

...  Inserts this DNA into chromosomes of host cell  The viral DNA takes over the CD4 cell and replicates, destroys the immune functions of CD4 cell ...
Infection Control Guide - Neighbourhood Houses Tasmania
Infection Control Guide - Neighbourhood Houses Tasmania

... Better Health Channel Fact Sheet – Workplace Issues – Infection Control ...
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Chickenpox



Chickenpox, also known as varicella, is a highly contagious disease caused by the initial infection with varicella zoster virus (VZV). The disease results in a characteristic skin rash that forms small, itchy blisters, which eventually scab over. It usually starts on the face, chest, and back and then spreads to the rest of the body. Other symptoms may include fever, feeling tired, and headaches. Symptoms usually last five to ten days. Complications may occasionally include pneumonia, inflammation of the brain, or bacterial infections of the skin among others. The disease is often more severe in adults than children. Symptoms begin ten to twenty one days after exposure to the virus.Chickenpox is an airborne disease which spreads easily through the coughs and sneezes of an infected person. It may be spread from one to two days before the rash appears until all lesions have crusted over. It may also spread through contact with the blisters. Those with shingles may spread chickenpox to those who are not immune through contact with the blisters. The disease can usually be diagnosed based on the presenting symptom; however, in unusual cases may be confirmed by polymerase chain reaction (PCR) testing of the blister fluid or scabs. Testing for antibodies may be done to determine if a person is or is not immune. People usually only get the disease once.The varicella vaccine has resulted in a decrease in the number of cases and complications from the disease. It protects about 70 to 90 percent of people from disease with a greater benefit for severe disease. Routine immunization of children is recommended in many countries. Immunization within three days of exposure may improve outcomes in children. Treatment of those infected may include calamine lotion to help with itching, keeping the fingernails short to decrease injury from scratching, and the use of paracetamol (acetaminophen) to help with fevers. For those at increased risk of complications antiviral medication such as aciclovir are recommended.Chickenpox occurs in all parts of the world. Before routine immunization the number of cases occurring each year was similar to the number of people born. Since immunization the number of infections in the United States has decreased nearly 90%. In 2013 chickenpox resulted in 7,000 deaths globally – down from 8,900 in 1990. Death occurs in about 1 per 60,000 cases. Chickenpox was not separated from smallpox until the late 19th century. In 1888 its connection to shingles was determined. The first documented use of the term chicken pox was in 1658. Various explanations have been suggested for the use of ""chicken"" in the name, one being the relative mildness of the disease.
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