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PRACTICE STAndARd Infection Prevention and Control
PRACTICE STAndARd Infection Prevention and Control

... agent — a pathogen that has the potential to cause infection. The pathogen may be viral, bacterial, fungal or parasitic. The infectious agent needs a reservoir where it can live, grow and reproduce. Reservoirs are warm, moist places. Humans, animals or the inanimate environment (for example, water, ...
Infection Control Measures
Infection Control Measures

... or a person who is a carrier of a droplet-spread microorganism and others. Microorganisms carried on droplets commonly exit the body during coughing, sneezing, talking, and procedures such as airway suctioning and bronchoscopy. Airborne precautions are not used because droplets do not remain suspend ...
Outbreak of Ebola virus disease in West Africa - ECDC
Outbreak of Ebola virus disease in West Africa - ECDC

... Healthcare workers are at high risk of exposure to Ebola viruses during an outbreak. The risk of the exposure resulting in infection depends on the availability and consistent use of PPE. There are frequent reports about shortages of PPE, particularly from Liberia and Sierra Leone, despite the subst ...
SART logo
SART logo

Profibrogenic chemokines and viral evolution predict rapid
Profibrogenic chemokines and viral evolution predict rapid

... usually takes 20–40 y, but in some patients severe fibrosis can develop rapidly leading to liver-related death within 5–10 y from the onset of infection (3). Presently, it is not possible to predict which individuals will rapidly evolve to severe fibrosis and liver failure. The mechanisms responsible ...
Mazzoni et al. 2003
Mazzoni et al. 2003

... Affected frogs became lethargic with visible accumulations of sloughed skin. Although nonspecific, these signs, the high mortality rate, and the age of affected frogs are consistent with those reported for chytridiomycosis (2). Many of the frogs had agonal convulsions and extension of hind limbs; de ...
vaccination in the hatchery
vaccination in the hatchery

... For various reasons including the continuous reduction of the duration of the fattening period of the broiler, the increase in size of the poultry operations and the frequent difficulties to find properly trained and / or motivated manpower at farm, vaccination at the hatchery is becoming more and m ...
phase ii safety and immunogenicity study of live
phase ii safety and immunogenicity study of live

... hematemesis, hemoptysis, or hematuria, have occurred in up to 10% of patients during outbreaks of CHIK infection, depending of the locale.2,11,27,28 Some of the more severe cases of hemorrhage may have been caused by dengue virus infection.27 Rarely, death in children and the aged has been associate ...
Feline herpesvirus infection (2012 edition) What’s new?
Feline herpesvirus infection (2012 edition) What’s new?

... The essential changes with respect to earlier editions are these: • FHV is the most important cause of corneal ulceration (Hartley, 2010). • Molecular diagnosis should avoid the use of fluorescein and topical anaesthetics because these compounds can affect the sensitivity of some PCR methods (Gould, ...
Peer-reviewed Article PDF - e
Peer-reviewed Article PDF - e

Infectious Bronchitis Virus: a major cause of respiratory
Infectious Bronchitis Virus: a major cause of respiratory

... important to the poultry industry. Clinically, IB is characterised by tracheal rales, cough, sneeze, nasal discharge and gasping. Mortality is low but morbidity is high. Nephropathic strains can cause up to 30% mortality in young birds. Among laying flocks, egg production drops below 10% to 50% depe ...
Lyme disease - Margie Patlak
Lyme disease - Margie Patlak

... Studies by NIH-supported researchers suggest that a tick must be attached to the body for at least 48 hours to transmit Lyme disease bacteria. Promptly removing the tick could keep you from getting infected. The risk of developing Lyme disease from a tick bite is small, even in heavily infested area ...
Neurologic adverse events following vaccination
Neurologic adverse events following vaccination

... 2. unrelated to the immune system - patients whose postvaccinal reactions may be related to the toxic effects of the vaccine components or may result from the vaccine virus turning virulent, resulting in complete or abortive symptoms of the disease. Another classification of adverse events following ...
Chapter 21 Microbial Diseases of the Skin
Chapter 21 Microbial Diseases of the Skin

... discuss the different mortality rates in relation to the portal of entry. Anthrax is one disease that has been of interest for the development (or defense against) biological weapons. Which form of the disease would make the most potent ...
View Full Text-PDF
View Full Text-PDF

... of dengue virus infection is important for treatment and prevention of complications like dengue shock syndrome (DSS) and dengue haemorrhagic fever (DHF). Materials and Methods This study was carried out in the department of microbiology, Bhaskar Medical College and Hospital, Yenkapally, Moinabad fo ...
lab hazards and safety
lab hazards and safety

... 2- By production of bacterial toxins from some bacteria 3- By rapid mutation of some bacteria to highly pathogenic which can resist the antibiotics. 4- Some microorganisms can stimulate an allergic reaction. 5- Culture of non-pathogenic microorganisms may become contaminated with other pathogenic sp ...
Estimating the incidence of waterborne infectious disease related to
Estimating the incidence of waterborne infectious disease related to

... Bacterial infections are the best understood and most easily diagnosed waterborne diseases. In addition, bacteria are generally more susceptible to conventional drinking water treatment technologies, especially chlorination. Endemic rates of these bacterial infections are likely to be extremely low. ...
University Students` Lyme Disease Knowledge and
University Students` Lyme Disease Knowledge and

... the tick-borne organism Borrelia burgdorferi, is the most common (over 90%) vector-borne disease in North America (Radolf, Caimano, Stevenson, & Hu, 2012). B. burdgorferi is carried by the Black-Legged Tick, Ixodes scapularis (also known as the “deer tick”). Although Lyme disease is generally consid ...
Safety and immunogenicity of myxoma virus as a new viral vector for
Safety and immunogenicity of myxoma virus as a new viral vector for

... confluency) were infected with T1-TK : : LacZ virus (m.o.i. of 0.1 and 1). At 12 hours post-infection (p.i.), they were fixed with 2.5 % glutaraldehyde for 15 min at room temperature and stained with 2 mg X-Gal ml21 in 2 mM MgCl2, 5 mM K4Fe(CN)6.3H2O, 5 mM K3Fe(CN)6 in PBS for 4–10 h and observed by ...
An Emerging Infectious Disease
An Emerging Infectious Disease

... their potential population-level consequences. Models can suggest crucial parameters to measure in the field, and help us prioritize our experimental investigations. In this paper, we describe one attempt to understand the devastating effect that chytridiomycosis is having on a once common species o ...
B-Specific tests for syphilis
B-Specific tests for syphilis

... antisyphilitic therapy resulting from excessive scarring produced by too rapid destruction of treponemes and healing of syphilitic lesions by fibrosis. This fibrosis leads to distortion of the surrounding structures. It is most notable in patients with aortic disease. ...
9c5e$$ja36 Black separation
9c5e$$ja36 Black separation

... cases than any other state, and, in 1996, West Virginia accounted for more than half of all cases reported in the country (figure 2) (G. L. Campbell, Arboviruses Disease Branch, Division of Vector-Borne Infectious Diseases, National Center for Infectious Diseases, CDC; personal communication). This ...
nosocomial pneumonia, 1999
nosocomial pneumonia, 1999

... HLD/STERILIZE-immerse scope and perfuse HLD/sterilant through all channels for at least 1220 min RINSE-scope and channels rinsed with sterile, filtered or tap water followed by alcohol DRY-use forced air to dry insertion tube and channels STORE-prevent recontamination ...
Polio Vaccine - WordPress.com
Polio Vaccine - WordPress.com

... Two doses separated by 1 to 2 months, and A third dose 6 to 12 months after the second. 2. Who have had 1 or 2 doses of polio vaccine in the past should get the remaining 1 or 2 doses. It doesn't matter how long it has been since the ...
Isolation and Quarantine Measures in Response
Isolation and Quarantine Measures in Response

... • Cremate, if possible: – If not, bury, but no embalming – Put in ground, not “on surface.” – If you can’t bury in ground, move remains ...
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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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